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SARS-CoV-2

" in MedChemExpress (MCE) Product Catalog:

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By Research Areas:	Cancer (108) Cardiovascular Disease (20) Endocrinology (13) Infection (667) Inflammation/Immunology (109) Metabolic Disease (42) Neurological Disease (29)
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Targets Recommended: SARS-CoV

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-170545

SARS-CoV-2 Mpro-IN-35	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-35 (compound 14) is a SARS-CoV-2 Mpro inhibitor. SARS-CoV-2 Mpro-IN-35 can be used for the research of SARS-CoV-2 virus .

HY-173514

SARS-CoV-2 Mpro-IN-42	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-42 (compound C5) is a potent SARS-CoV-2 Mpro inhibitor with an IC₅₀ of 33.6 nM. SARS-CoV-2 Mpro-IN-42 can be used in the study of SARS-CoV-2 .

HY-163211

SARS-CoV-2 Mpro-IN-14	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-14 (Compound 19) is an inhibitor of SARS-CoV-2 Mpro with an IC₅₀ of 0.044 μM. SARS-CoV-2 Mpro-IN-14 exhibits water solubility, has no cytotoxicity, and can be used in the study of COVID-19 .

HY-158422

SARS-CoV-2 Mpro-IN-16	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-16 (compound 5J) is a SARS-CoV-2 Mpro inhibitor, and inhibits HEK293 cells growth .

HY-173575

SARS-CoV-2 3CLpro-IN-31	SARS-CoV Virus Protease	Infection
SARS-CoV-2 3CLpro-IN-31 (Compound 13c) is a potent SARS-CoV-2 3CL protease (3CLpro) inhibitor of with an IC₅₀ value of 37.33 nM. SARS-CoV-2 3CLpro-IN-31 blocks viral polyprotein cleavage and inhibits SARS-CoV-2 replication. SARS-CoV-2 3CLpro-IN-31 is promising for research of SARS-CoV-2 infection .

HY-159932

SARS-CoV-2 Mpro-IN-30	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-30 (compound L2) is a SARS-CoV-2 Mpro with the IC₅₀ of 9.1 nM .

HY-155679

SARS-CoV-2 nsp14-IN-4	SARS-CoV	Infection
SARS-CoV-2 nsp14-IN-4 (Compound 12q) is an inhibitor of SARS-CoV-2 nsp14 methyltransferase (IC₅₀=19 nM). SARS-CoV-2 nsp14-IN-4 is non-cytotoxic and cell-permeable. SARS-CoV-2 nsp14-IN-4 is used in COVID-19 research .

HY-176211

SARS-CoV-2 Mpro-IN-45	SARS-CoV Virus Protease	Infection
SARS-CoV-2 Mpro-IN-45 (compound 28f) is an orally active Mpro inhibitor with IC₅₀ values of 0.12 and 0.16 μM for HCoV-OC43 Mpro and SARS-CoV-2 Mpro, respectively. SARS-CoV-2 Mpro-IN-45 exhibits antiviral activity .

HY-144464

SARS-CoV-2 Mpro-IN-1	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-1 (compound 16b-3) is a potent, selective and irreversible inhibitor of SARS-CoV-2 main protease (Mpro), with an IC₅₀ of 116 nM .

HY-175015

SARS-CoV-2 Mpro-IN-46	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-46 (Compound 12) is a SARS-CoV-2 main protease inhibitor with an IC₅₀ of ∼25 μM. SARS-CoV-2 Mpro-IN-46 has potent antiviral activity with low cytotoxicity against SARS-CoV-2 (IC₅₀: 7.4 μM). SARS-CoV-2 Mpro-IN-46 can be used for coronaviruses COVID-19 research .

HY-146998

SARS-CoV-2 3CLpro-IN-2	SARS-CoV	Infection
SARS-CoV-2 3CLpro-IN-2 (Compound 1) is a potent inhibitor of 3CL protease. SARS-CoV-2 3CLpro-IN-2 has the potential for the research of SARS-CoV-2 diseases .

HY-172960

SARS-CoV-2 Mpro-IN-44	SARS-CoV Virus Protease	Infection Inflammation/Immunology
SARS-CoV-2 Mpro-IN-44 (Compound 25) is a broad-spectrum coronavirus main protease (Mpro) inhibitor. SARS-CoV-2 Mpro-IN-44 has inhibitory activity against a variety of high-risk coronaviruses (including SARS-CoV-2 and PEDV, etc.) (IC₅₀: < 0.6 μM). SARS-CoV-2 Mpro-IN-44 achieves broad-spectrum inhibition of coronaviruses by enhancing the interaction with the conserved sites of Mpro. SARS-CoV-2 Mpro-IN-44 can be used for anti-coronavirus drug development .

HY-155654

SARS-CoV-2 Mpro-IN-10	SARS-CoV Virus Protease	Infection
SARS-CoV-2 Mpro-IN-10 (27h) is a potent M ^pro inhibitor with IC₅₀ value and EC₅₀ values of 10.9 nM and 43.6 nM, respectively. SARS-CoV-2 Mpro-IN-10 can be used for the research of SARS-CoV-2 virus .

HY-150062

SARS-CoV-2 nsp3-IN-1	SARS-CoV	Infection
SARS-CoV-2 nsp3-IN-1 (Compound 15c) is a Mac1 (SARS-CoV-2 nsp3 macrodomain) inhibitor with the IC₅₀ value of 6.1 μM. SARS-CoV-2 nsp3-IN-1 can inhibit Mac1 ADP-ribosylhydrolase activity. SARS-CoV-2 nsp3-IN-1 demonstrates notable selectivity for coronavirus macrodomains, especially towards SARS-CoV-2 Mac1 .

HY-163186

SARS-CoV-2 Mpro-IN-13	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-13 (compound 20j) is a covalent SARS-CoV-2 Protease Mpro inhibitor with an IC₅₀ value of 19.0 nM. SARS-CoV-2 Mpro-IN-13 processes antiviral activity with an EC₅₀ value of 138.1 nM .

HY-152108

SARS-CoV-2 Mpro-IN-6	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-6 is a covalent, irreversible and selective SARS-CoV-2 M ^pro inhibitor with an IC₅₀ of 0.18 μM. SARS-CoV-2 Mpro-IN-6 does not inhibit human cathepsins B, F, K, and L, and caspase 3 .

HY-173511

SARS-CoV-2 nsp13-IN-7	SARS-CoV	Infection
SARS-CoV-2 nsp13-IN-7 (Compound 6r) is a SARS-CoV-2 nsp13 inhibitor (IC₅₀: 0.28 μM). SARS-CoV-2 nsp13-IN-7 interferes with the helicase function of nsp13 by binding to the 5' RNA site and ATP binding site of nsp13. SARS-CoV-2 nsp13-IN-7 can be used as a lead compound for the development of antiviral drugs targeting SARS-CoV-2 nsp13 .

HY-163742

SARS-CoV-2 Mpro-IN-22	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-22 (compound 4), a hydrolysable tannin, is a potent SARS-CoV-2 main protease (Mpro) inhibitor with an IC₅₀ value of 1.2 µg/mL. SARS-CoV-2 Mpro-IN-22 does not show any significant cytotoxic activity against A549 and HUVEC cell lines .

HY-155981

SARS-CoV-2 3CLpro-IN-18	SARS-CoV	Infection
SARS-CoV-2 3CLpro-IN-18 (Compound 3C) is a covalent SARS-CoV-2 3CLpro inhibitor (IC₅₀s: 0.478 μM). SARS-CoV-2 3CLpro-IN-18 inhibits SARS-CoV-2 in Vero E6 cells (EC₅₀= 2.499 μM) with low cytotoxicity (CC₅₀ > 200 μM) .

HY-155980

SARS-CoV-2 3CLpro-IN-17	SARS-CoV	Infection
SARS-CoV-2 3CLpro-IN-17 (Compound 3h) is a selective SARS-CoV-2 3CLpro inhibitor (IC₅₀s: 0.322 μM) .

HY-155979

SARS-CoV-2 3CLpro-IN-16	SARS-CoV	Infection
SARS-CoV-2 3CLpro-IN-16 (Compound 3a) is a covalent SARS-CoV-2 3CLpro inhibitor (IC₅₀: 2.124 μM). SARS-CoV-2 3CLpro-IN-16 binds to the active site and forms a covalent bond with Cys145 of 3CLpro .

HY-149321

SARS-CoV-2 nsp14-IN-3	SARS-CoV	Infection
SARS-CoV-2 nsp14-IN-3 (4975) is an inhibitor of the *SARS-CoV-2* Nsp14 N7-Methyltransferase (IC₅₀: 3.5 μM) .

HY-150622

SARS-CoV-2 nsp13-IN-1	SARS-CoV	Infection
SARS-CoV-2 nsp13-IN-1 (compound C1) is a potent nsp13 (non-structural protein 13) inhibitor. SARS-CoV-2 nsp13-IN-1 only inhibits nsp13 ssDNA ⁺ ATPase, with an IC₅₀ of 6 μM. SARS-CoV-2 nsp13-IN-1 does not inhibit ssDNA ^- ATPase. SARS-CoV-2 nsp13-IN-1 can be used for COVID-19 research .

HY-155187

SARS-CoV-2 3CLpro-IN-20	SARS-CoV	Infection
SARS-CoV-2 3CLpro-IN-20 (Compound 5g) is a covalent SARS-CoV-2 3CLpro inhibitor (IC₅₀s: 0.43 μM, K_i: ?0.33?μM) .

HY-156007

SARS-CoV-2 3CLpro-IN-21	SARS-CoV Virus Protease	Infection
SARS-CoV-2 3CLpro-IN-21 (Compound D6) irreversibly and covalently inhibits SARS-CoV-2 3CL ^pro with an IC₅₀ of 0.03 μM. SARS-CoV-2 3CLpro-IN-21 also inhibits SARS-CoV-13CL ^pro with an IC₅₀ of 0.12μM .

HY-152005

SARS-CoV-2 3CLpro-IN-6	SARS-CoV	Infection
SARS-CoV-2 3CLpro-IN-6 is a reversible covalent inhibitor of SARS-CoV-2 3CL protease. SARS-CoV-2 3CLpro-IN-6 has potent inhibitory activity for SARS-CoV-2 3CL ^pro with an IC₅₀ value of 4.9 μM. SARS-CoV-2 3CLpro-IN-6 can be used for the research of coronavirus disease 2019 (COVID-19) .

HY-172965

SARS-CoV-2 Mpro-IN-43	SARS-CoV Virus Protease	Infection Inflammation/Immunology
SARS-CoV-2 Mpro-IN-43 (Compound 1) is a coronavirus main protease (Mpro) inhibitor (IC₅₀: 72 μM). SARS-CoV-2 Mpro-IN-43 interacts with key residues in the active site of Mpro via non-covalent binding, exerting its anti-coronavirus effect. SARS-CoV-2 Mpro-IN-43 exhibits moderate to low cytotoxicity, with CC₅₀ values of 13.24, 41.02, and 42.26 µM in HaCaT, HEK293T, and HepG2 cells, respectively. SARS-CoV-2 Mpro-IN-43 can be used in anti-SARS-CoV-2 research .

HY-150623

SARS-CoV-2 nsp13-IN-2	SARS-CoV	Infection
SARS-CoV-2 nsp13-IN-2 (Compound C2) is a *SARS-CoV-2* non-structural protein 13 (nsp13) small-molecule inhibitor with an IC₅₀ of 42 μM against nsp13 ssDNA ⁺ ATPase .

HY-150624

SARS-CoV-2 nsp13-IN-3	SARS-CoV	Infection
SARS-CoV-2 nsp13-IN-3 (Compound C3) is a *SARS-CoV-2* non-structural protein 13 (nsp13) small-molecule inhibitor with an IC₅₀ of 32 μM against nsp13 ssDNA ⁺ ATPase .

HY-144833

SARS-CoV-2 3CLpro-IN-1	SARS-CoV	Infection
SARS-CoV-2 3CLpro-IN-1 (Compound 14c) is a potent inhibitor of SARS-CoV-2 3CL ^pro. 3CL ^pro (main coronaviruses cysteine-protease) has been identified as a promising target for the development of antiviral agents. SARS-CoV-2 3CLpro-IN-1 has the potential for the research of infection diseases .

HY-151482

SARS-CoV-2 Mpro-IN-2	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-2 (compound GC-14) is a selective, low cytotoxic and non-covalent M ^pro inhibitor (IC₅₀=0.40 μM) with good anti-SARS-CoV-2 activity (EC₅₀=1.1 μM). SARS-CoV-2 Mpro-IN-2 can be used in COVID-19 studies .

HY-W760546

SARS-CoV-2 3CLpro-IN-15	SARS-CoV Virus Protease	Infection
SARS-CoV-2 3CLpro-IN-15 (compound a) is a beta-nitrostyrene coronavirus SARS-CoV-2 inhibitor that targets the SARS-CoV-2 3CL protease (3CLpro). SARS-CoV-2 3CLpro-IN-15 inhibits viral replication and transcription and plays a key role in the discovery of anti-COVID-19 lead compounds .

HY-155056

SARS-CoV-2 Mpro-IN-7	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-7 (compound 6g) is a potent inhibitor of M ^pro-SARS-CoV-2 (IC₅₀=8.8 μM, CC₅₀=10 μM) .

HY-168600

SARS-CoV-2 Mpro-IN-32	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-32 (Compound 1) is a selective inhibitor of SARS-CoV-2 M ^Pro with an IC₅₀ value of 230 nM. SARS-CoV-2 Mpro-IN-32 can also inhibit the replication of multiple *SARS-CoV-2* variants in vitro .

HY-158687

SARS-CoV-2 Mpro-IN-18	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-18 (compound 84) is a potent SARS-CoV-2 Mpro inhibitor with the IC₅₀ of 3.23 nM. SARS-CoV-2 Mpro-IN-18 can be used for study of anti-SARS-CoV-2 agent .

HY-150680

SARS-CoV-2 nsp14-IN-1	SARS-CoV Histone Methyltransferase DNA Methyltransferase	Infection
SARS-CoV-2 nsp14-IN-1 (Compound 3) is a prototypic bisubstrate inhibitor of SARS-CoV-2 Nsp14 MTase with an IC₅₀ value of 0.061 μM. SARS-CoV-2 nsp14-IN-1 (Compound 3) has an excellent selectivity profile over a panel of human methyltransferases, can against apanel of 10 human MTases including histone lysine, proteinarginine, and DNA and RNA MTases .

HY-159961

SARS-CoV-2 Mpro-IN-34	SARS-CoV Virus Protease	Infection
SARS-CoV-2 Mpro-IN-34 (Compound 26) is an inhibitor for SARS-CoV-2 Mpro with an IC₅₀ of 6 nM. SARS-CoV-2 Mpro-IN-34 exhibits inhibitory efficacy against OC43 Mpro with an IC₅₀ of 33 nM. SARS-CoV-2 Mpro-IN-34 exhibits antiviral activity in SARS-CoV-2 infected Vero E6 cell with an EC₅₀ of 0.103 μM .

HY-155186

SARS-CoV-2 3CLpro-IN-19	SARS-CoV	Infection
SARS-CoV-2 3CLpro-IN-19 (Compound C5a) is a non-covalent, non-peptide SARS-CoV-2 3CLpro inhibitor (IC₅₀s: 0.7 μM). SARS-CoV-2 3CLpro-IN-19 has broad-spectrum activity against Omicron subvariants (BA.5, BQ.1.1, and XBB.1.5) infection in human cells, with EC₅₀ values between 30-69 nM .

HY-151901

SARS-CoV-2 Mpro-IN-5	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-5 is a dual Inhibitor of Main Protease (M ^Pro) and Cathepsin L (CatL), with IC₅₀s of 1800 nM and 145 nM respectively. SARS-CoV-2 Mpro-IN-5 has antiviral activity against SARS-CoV2. SARS-CoV-2 Mpro-IN-5 blocks SARS-CoV2 replication in hACE2 expressing A549 cells with IC₅₀ value of 14.7 nM .

HY-151900

SARS-CoV-2 Mpro-IN-4	SARS-CoV Virus Protease	Infection
SARS-CoV-2 Mpro-IN-4 is a dual Inhibitor of Main Protease (M ^Pro) and Cathepsin L (CatL), with IC₅₀s of 900 nM and 60 nM respectively. SARS-CoV-2 Mpro-IN-4 has antiviral activity against SARS-CoV2. SARS-CoV-2 Mpro-IN-4 blocks SARS-CoV2 replication in hACE2 expressing A549 cells with IC₅₀ value of 8.2 nM .

HY-163628

SARS-CoV-2 Mpro-IN-20	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-20 (compound MPI100) is a *SARS-CoV-2* main protease inhibitor. SARS-CoV-2 Mpro-IN-20 shows antiviral activity with the EC₅₀ of 3.4 μM .

HY-169200

SARS-CoV-2 Mpro-IN-26	SARS-CoV	Cancer
SARS-CoV-2 Mpro-IN-26 (compund 13) is a covalent inhibitor of SARS-CoV-2 Mpro .

HY-173134

SARS-CoV-2 RdRp-IN-1	SARS-CoV	Infection
SARS-CoV-2 RdRp-IN-1 (Compound PAP-2) is a potent SARS-CoV-2 RdRp inhibitor, with an EC₅₀ of 1.11 μM. SARS-CoV-2 RdRp-IN-1 can bind directly to SARS-CoV-2 RdRp, fully resistance to the exoribonuclease (ExoN) and exhibit broad spectrum anti-CoV activities .

HY-159911

SARS-CoV-2 Mpro-IN-29	SARS-CoV Virus Protease
SARS-CoV-2 Mpro-IN-29 (Compound 7) is an inhibitor of the SARS-CoV-2 main protease (Mpro) with an IC₅₀ of 310 nM and an EC₅₀ of 0.5 μM in Vero cells. SARS-CoV-2 Mpro-IN-29 binds to the active site of Mpro, blocking the cleavage of viral polyproteins, showing significant antiviral activity and enhanced metabolic function. SARS-CoV-2 Mpro-IN-29 holds potential for research on SARS-CoV-2 antiviral agents .

HY-169260

SARS-CoV-2 Mpro-IN-27	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-27 (Compound 4h) is a potent SARS-CoV-2 Mpro inhibitor .

HY-163627

SARS-CoV-2 Mpro-IN-19	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-19 (compound MPI94) is a SARS-CoV-2 MPro inhibitor with the IC₅₀ of 0.096 μM. SARS-CoV-2 Mpro-IN-19 can be used for study of COVID-19 .

HY-170886

SARS-CoV-2 Mpro-IN-36	SARS-CoV Virus Protease	Infection
SARS-CoV-2 Mpro-IN-36 (Compound 6d) is an inhibitor of SARS-CoV-2 M ^pro with an IC₅₀ of 110 nM. SARS-CoV-2 Mpro-IN-36 exhibits antiviral activity with an EC₅₀ of 1.6 μM .

HY-173426

SARS-CoV-2 Mpro-IN-40	SARS-CoV	Infection
SARS-CoV-2 Mpro-IN-40 (compound 119) is an inhibitor of SARS-CoV-2 Mpro, with an IC₅₀ value of 15.7 nM against Mpro Fret. SARS-CoV-2 Mpro-IN-40 exhibits low metabolic stability in human microsomes .

HY-169055

SARS-CoV-2 Mpro-IN-25	Virus Protease	Infection Inflammation/Immunology
SARS-CoV-2 Mpro-IN-25 (Compound 3a) is a SARS-CoV-2 protease inhibitor with an IC₅₀ value of 0.26 μM. SARS-CoV-2 Mpro-IN-25 exhibits antiviral activity and can be used in pneumonia-related research .

HY-158347

SARS-CoV-2 Mpro-IN-15	SARS-CoV	Infection Inflammation/Immunology
SARS-CoV-2 Mpro-IN-15 (8E) is a SARS-CoV-2 Mpro inhibitor, with an IC₅₀ of 0.606 µM .

Cat. No.	Product Name	Category	Target	Chemical Structure

HY-126085

(±)-Alliin 2 Publications Verification (±)-L-Alliin	Infection Structural Classification Liliaceae Classification of Application Fields Ketones, Aldehydes, Acids Source classification Plants Disease Research Fields A．Sativam L. var．Viviparum Regel	SARS-CoV
(±)-Alliin is the main active component of garlic. (±)-Alliin is a putative inhibitor of the main protease of SARS-CoV-2 (M_pro) .

HY-137984

Cnicin	Structural Classification Natural Products Source classification Centaurea benedicta (L.) L. Plants Compositae	SARS-CoV Apoptosis
Cnicin is an orally bioavailable sesquiterpene lactone. Cnicin has antibacterial and antiproliferative properties and induces apoptosis in primary myeloma cells. Cnicin also exhibits activity against *SARS-CoV-2. Cnicin inhibits the viral replication of SARS CoV-2* with an IC₅₀ of 1.18 μg/mL. Cnicin can promote functional nerve regeneration ^[2] .

HY-163742

SARS-CoV-2 Mpro-IN-22	Terminalia brownii Fresen. Structural Classification Combretaceae Source classification Phenols Polyphenols Plants	SARS-CoV
SARS-CoV-2 Mpro-IN-22 (compound 4), a hydrolysable tannin, is a potent SARS-CoV-2 main protease (Mpro) inhibitor with an IC₅₀ value of 1.2 µg/mL. SARS-CoV-2 Mpro-IN-22 does not show any significant cytotoxic activity against A549 and HUVEC cell lines .

HY-N12384

(25S)-Antcin B	Triterpenes Structural Classification Microorganisms Terpenoids Source classification	SARS-CoV
Antcin-B is a potent inhibitor of 3CLPro with high affinity. Antcin-B can be used in study *SARS-CoV-2* .

HY-N15268

Koenine	Structural Classification Alkaloids Pyrrole Alkaloids Source classification Rutaceae Murraya koenigii (L.) Spreng Plants	SARS-CoV Virus Protease
Koenine is a carbazole alkaloid. It is predicted that Koenine has strong binding affinity and inhibitory ability to *SARS-CoV-2* main protease (M ^pro), which can be used in the research of anti-novel coronavirus drugs ^[2].

HY-N11896A

10-Hydroxyaloin A	Structural Classification Natural Products Liliaceae Source classification Aloe vera (L.) Burm. f. Plants	SARS-CoV
10-10-Hydroxyaloin A is potent *SARS-CoV-2* inhibitor. 10-Hydroxyaloin A exhibits significant efficacy to bind SARS-Cov-2 M_pro active site .

HY-N144101

SARS-CoV MPro-IN-2	Infection Quinones Classification of Application Fields Source classification Plants Lithospermum canescens Lehm. Naphthalene Quinones Disease Research Fields Boraginaceae	SARS-CoV
SARS-CoV MPro-IN-2 (compound 15) is a potent inhibitor of SARS-CoV-2 M ^pro with an IC₅₀ value of 72.07 nM. The main protease (M ^pro) of the virus as the major enzyme processing viral polyproteins contributes to the replication and transcription of SARS-CoV-2 in host cells, and has been characterized as an attractive target in agent discovery. SARS-CoV MPro-IN-2 has the potential for the research of COVID-19 .

HY-126085R

(±)-Alliin (Standard) (±)-L-Alliin (Standard)	Structural Classification Liliaceae Ketones, Aldehydes, Acids Source classification Plants A．Sativam L. var．Viviparum Regel	Reference Standards SARS-CoV
(±)-Alliin (Standard) is the analytical standard of (±)-Alliin. This product is intended for research and analytical applications. (±)-Alliin is the main active component of garlic. (±)-Alliin is a putative inhibitor of the main protease of SARS-CoV-2 (Mpro) .

HY-N10605

Maniwamycin E	Natural Products Microorganisms	SARS-CoV Influenza Virus
Maniwamycin E is a maniwamycin derivative isolated from the culture extract of thermotolerant Streptomyces sp. JA74. Maniwamycin E shows antiviral activity against SARS-CoV-2 and influenza (H1N1) virus .

HY-N3445

Jaceidin triacetate	Sclerocarya birrea (A.Rich.) Hochst. Structural Classification Flavonoids Flavones Source classification Plants Anacardiaceae	SARS-CoV
Jaceidin triacetate(compound 54) is a natural compound isolated formmarulabark.Jaceidin triacetatecan inhibitSARS-CoV-2 Mpro, with theIC₅₀of 11.9μM.Jaceidin triacetateinhibits the replication of Sars-Cov-2 Viral in Vero-E6 cells ^[2].

HY-13512

Camostat mesylate 35+ Cited Publications Camostat mesilate; FOY305; FOY-S980	Human Gut Microbiota Metabolites Source classification Endogenous metabolite	Ser/Thr Protease SARS-CoV
Camostat mesylate (Camostat mesilate) is an orally active, synthetic serine protease inhibitor for chronic pancreatitis. Camostat mesylate, an inhibitor of *TMPRSS2, shows antiviral activity against SARS-CoV-2*. Camostat mesylate also inhibits the activity of prostasin, trypsin, and matriptase ^[2] .

HY-N10604

Dihydromaniwamycin E	Structural Classification Natural Products Microorganisms	Influenza Virus SARS-CoV
Dihydromaniwamycin E is a heat-shock metabolite with antiviral activity against influenza and *SARS-CoV-2* viruses .

HY-N2355

Solasurine	Alkaloids Piperidine Alkaloids Structural Classification Classification of Application Fields Solanum surattense Burm. F. Source classification Other Diseases Plants Solanaceae Disease Research Fields	SARS-CoV
Solasurine is a steroidal alkaloid that can be isolated from Solanum surrattence. Solasurine can interact with the C3-like protease (SARS-CoV-2 main protease) amino acids Phe8, Pro9, Ile152, Tyr154, Pro293, Phe294, Val297, and Arg298 .

HY-N12697A

Polycarpine hydrochloride	Structural Classification Alkaloids Animals Other Alkaloids Source classification	SARS-CoV Virus Protease Influenza Virus Fungal
Polycarpine hydrochloride (1a) is a broad-spectrum Mpro inhibitor (IC₅₀ = 30 nM) that can be isolated from the Polycarpa aurata and also serves as an anti-coronaviral agent. Polycarpine hydrochloride possesses antiviral and antifungal activities, with IC₅₀ values of 30.0 nM and 0.12 μM against SARS-CoV-2 Mpro and PEDV Mpro, respectively .

HY-N8599

Cichoriin	Infection Structural Classification Monophenols other families Classification of Application Fields Source classification Coumarins Phenols Phenylpropanoids Plants Disease Research Fields	SARS-CoV
Cichoriin is an active compounds against *SARS-CoV-2*, and may be a potential candidate in researching severe COVID-19 .

HY-18234A

Leupeptin hemisulfate 40+ Cited Publications	Structural Classification Natural Products Microorganisms Classification of Application Fields Source classification Inflammation/Immunology Disease Research Fields	Cathepsin Ser/Thr Protease Virus Protease
Leupeptin hemisulfate is a broad-spectrum, membrane-permeable protease inhibitor. Leupeptin hemisulfate potently inhibits serine, cysteine and threonine proteases. Leupeptin hemisulfate inhibits M ^pro (the main protease of *SARS-CoV-2*) and also has anti-inflammatory activity ^[2] .

HY-13512R

Camostat mesylate (Standard) Camostat mesilate (Standard); FOY305 (Standard); FOY-S980 (Standard)	Human Gut Microbiota Metabolites Microorganisms Source classification Endogenous metabolite	Reference Standards Ser/Thr Protease SARS-CoV
Camostat (mesylate) (Standard) is the analytical standard of Camostat (mesylate). This product is intended for research and analytical applications. Camostat mesylate (Camostat mesilate) is an orally active, synthetic serine protease inhibitor for chronic pancreatitis. Camostat mesylate, an inhibitor of *TMPRSS2, shows antiviral activity against SARS-CoV-2*. Camostat mesylate also inhibits the activity of prostasin, trypsin, and matriptase ^[2] .

HY-107577

Gedunin	Infection Triterpenes Structural Classification other families Classification of Application Fields Terpenoids Source classification Plants Inflammation/Immunology Disease Research Fields	HSP
Gedunin is a limonoid with anti-cancer, anti-viral, anti-inflammatory and insecticidal activities. Gedunin acts as a potent Hsp90 inhibitor and induces the degradation of Hsp90-dependent client proteins. Geduni may obstructs the entry of SARS-CoV-2 virus into human host cells and can be used for COVID-19 research .

HY-126419

Kobophenol A	Infection Classification of Application Fields Source classification Cyperaceae Phenols Polyphenols Plants Disease Research Fields Carex kobomugi Ohwi	SARS-CoV PKC
Kobophenol A, an oligomeric stilbene, blocks the interaction between the ACE2 receptor and S1-RBD with an IC₅₀ of 1.81 μM and inhibits *SARS-CoV-2* viral infection in cells with an EC₅₀ of 71.6 μM. Kobophenol A inhibits the activity of partially purified rat brain protein kinase C (PKC) with an IC₅₀ of 52 µM ^[2].

HY-18234AR

Leupeptin hemisulfate (Standard)	Structural Classification Natural Products Microorganisms Source classification	Reference Standards Cathepsin Ser/Thr Protease Virus Protease
Leupeptin (hemisulfate) (Standard) is the analytical standard of Leupeptin (hemisulfate). This product is intended for research and analytical applications. Leupeptin hemisulfate is a broad-spectrum, membrane-permeable protease inhibitor. Leupeptin hemisulfate potently inhibits serine, cysteine and threonine proteases. Leupeptin hemisulfate inhibits Mpro (the main protease of SARS-CoV-2) and also has anti-inflammatory activity[1][2][3].

HY-143712R

Allolithocholic acid (Standard)	Structural Classification Source classification Endogenous metabolite Steroids	Reference Standards Endogenous Metabolite
Dexamethasone metasulfobenzoate (sodium) (Standard) is the analytical standard of Dexamethasone metasulfobenzoate (sodium). This product is intended for research and analytical applications. Dexamethasone metasulfobenzoate sodium is a SARS-CoV-2 exonuclease (ExoN) inhibitor that binds to the catalytic site of ExoN .

HY-N15365

Antcin B	Structural Classification Microorganisms Ketones, Aldehydes, Acids Source classification	Virus Protease SARS-CoV
Antcin B is a SARS-CoV-2 3-chymotrypsin-like protease (3CL Pro) inhibitor. Antcin B binds to multiple key amino acid residues of 3CL Pro(such as Leu141, Asn142, Glu166, His163, etc.) through hydrogen bonds, salt bridges, and hydrophobic interactions, thereby inhibiting the activity of 3CL Pro, blocking the cleavage process of viral polyproteins, and suppressing the replication of the SARS-CoV-2 virus in host cells. Antcin B is promising for research of COVID-19 .

HY-N10661

Ipomoeassin F Ipom-F	Structural Classification Natural Products Ipomoea squamosa Choisy Plants Convolvulaceae	SARS-CoV
Ipomoeassin F is a potent and selective endoplasmic reticulum (ER) protein-translocation inhibitor by targeting the pore-forming subunit of the Sec61 complex (Sec61α) at the ER membrane. Ipomoeassin F selectively inhibits the ER membrane translocation of SARS-CoV-2 proteins. Ipomoeassin F block the ER translocation of secretory proteins and type I transmembrane proteins (TMPs), but not type III TMPs ^[2] .

HY-N12110

SMU-CX1	Apocynaceae Structural Classification Alkaloids Other Alkaloids Source classification Plants	Toll-like Receptor (TLR) SARS-CoV
SMU-CX1 is a specific TLR3 inhibitor (IC₅₀: 0.11 μM) with IC₅₀ ranging from 0.14-0.33 μM against multiple influenza A virus subtypes. SMU-CX1 inhibits the viral PB2 and NP proteins with an IC₅₀ of 0.43 μM for SARS-CoV-2 activity. SMU-CX1 also inhibits inflammatory factors in host cells, including IFN-β, IP-10, and CCL-5 .

HY-B1624A

Debrisoquin hemisulfate Debrisoquine hemisulfate; Isocaramidine hemisulfate; Ro 5-3307/1 hemisulfate	Infection Structural Classification Alkaloids Classification of Application Fields Source classification Endogenous metabolite Isoquinoline Alkaloids Disease Research Fields	Endogenous Metabolite
Debrisoquin (Isocaramidine) hemisulfate is a *TMPRSS2* inhibitors that inhibits *SARS-CoV-2 entry into human lung cell line by a TMPRSS2-depedent manner, with an IC₅₀* of 22μM. Debrisoquin hemisulfate can be used for antiviral research .

HY-N8306

Isojacareubin	Structural Classification Flavonoids Flavones Source classification Guttiferae Plants Hypericum japonicum Thunb. ex Murray	Bacterial PKC Apoptosis SARS-CoV
Isojacareubin can be isolated from Hypericum japonicum. Isojacareubin covalently inhibits SARS-CoV-2 3CLpro. Isojacareubin also has anti-helicobacter activity. Isojacareubin inhibits PKC, and suppresses hepatocellular carcinoma metastasis and induces apoptosis ^[2] .

HY-N10109A

Gallinamide A TFA	Structural Classification Natural Products Microorganisms Source classification	SARS-CoV Parasite Cathepsin
Gallinamide A TFA is a linearly depositing peptide and a potent inhibitor of cathepsin L (CatL) (IC₅₀: 17.6 pM). Gallinamide A TFA inhibits SARS-CoV-2 infection by inhibiting CatL (EC₅₀: 28 nM). Gallinamide A TFA also inhibits Plasmodium falciparum (IC₅₀: 50 nM) ^[2].

HY-N10871

Neocryptomerin	Structural Classification Flavonoids Source classification Taxodiaceae Plants Cunninghamia lanceolata var. konishii Biflavones	SARS-CoV
Neocryptomerin, a biflavonoid, shows inhibitory activity against U251, MCF-7, HeLa cell. Neocryptomerin has favorable binding affinities in the active pocket of *SARS-CoV-2*. Neocryptomerin is the leading compound of rational compounds against COVID-19 ^[2].

HY-13433

Thapsigargin Maximum Cited Publications 92 Publications Verification	Infection Classification of Application Fields Terpenoids Source classification Diterpenoids Umbelliferae Plants Disease Research Fields Thapsia garganica L. Cancer	Calcium Channel SARS-CoV Apoptosis
Thapsigargin, an endoplasmic reticulum (ER) stress inducer, is an inhibitor of microsomal Ca ²⁺-ATPase. Thapsigargin efficiently inhibits coronavirus (HCoV-229E, MERS-CoV, SARS-CoV-2) replication in different cell types ^[2] .

HY-N1996

Chebulagic acid 4 Publications Verification	Structural Classification Classification of Application Fields Combretaceae Source classification Phenols Polyphenols Terminalia chebula Retz. Plants Inflammation/Immunology Disease Research Fields	COX Lipoxygenase SARS-CoV Influenza Virus
Chebulagic acid is a COX-LOX dual inhibitor isolated from the fruits of Terminalia chebula Retz, on angiogenesis. Chebulagic acid is a M2 serine to asparagine 31 mutation (S31N) inhibitor and influenza antiviral. Chebulagic acid also against *SARS-CoV-2* viral replication with an EC₅₀ of 9.76 μM.

HY-A0097

Teicoplanin 1 Publications Verification Antibiotic MDL-507; MDL-507	Infection Structural Classification Microorganisms Source classification Polyphenols Disease Research Fields	Bacterial Antibiotic
Teicoplanin is a glycopeptide antibiotic indicated for use in serious infections caused by Gram-positive bacteria, including Methicillin-resistant Staphylococcus aureus and Enterococcus aureus.Teicoplanin shows antiviral activity for HIV-1, SARS-CoV1 and SARS-CoV2. Teicoplanin sodium shows anti-MRSA activity ^[2].

HY-A0097A

Teicoplanin sodium Antibiotic MDL-507 sodium; MDL-507 sodium	Structural Classification Source classification Phenols Polyphenols Endogenous metabolite	Antibiotic HIV SARS-CoV
Teicoplanin sodium is a glycopeptide antibiotic indicated for use in serious infections caused by Gram-positive bacteria, including Methicillin-resistant Staphylococcus aureus and Enterococcus aureus.Teicoplanin sodium shows antiviral activity for HIV-1, SARS-CoV1 and SARS-CoV2. Teicoplanin sodium shows anti-MRSA activity ^[2].

HY-16050

Plitidepsin 3 Publications Verification Aplidine; PM90001	Structural Classification Microorganisms Marine natural products Source classification Other marine organisms	DNA/RNA Synthesis SARS-CoV
Plitidepsin (Aplidine) is a potent anti-cancer agent by targeting *eEF1A2* ( K_D=80 nM) . Plitidepsin possesses antiviral activity and is against *SARS-CoV-2* with an IC₉₀ of 0.88 nM. Plitidepsin is usually used for multiple myeloma and advanced cancer research, and has the potential for COVID-19 research ^[2].

HY-N7073

Silymarin 5+ Cited Publications	Infection Structural Classification Natural Products Glycine soya Neurological Disease Classification of Application Fields Source classification Cyamopsis tetragonoloba (L.) Taub. Plants Compositae Inflammation/Immunology Disease Research Fields	SARS-CoV
Silymarin is an extract of the milk thistle (Silybum marianum). Silymarin is an effective SARS-CoV-2 main protease (M ^pro) inhibitor. Silymarin can significantly reduce tumor cell proliferation, angiogenesis as well as insulin resistance. Silymarin has the chemopreventive effect on hepatocellular carcinoma (HCC). Silymarin has the potential for COVID-19 research ^[2] .

HY-N2014

Verbenalin 1 Publications Verification	Infection Structural Classification Iridoids Classification of Application Fields Terpenoids Verbenaceae Source classification Verbena officinalis Linn. Plants Inflammation/Immunology Disease Research Fields	SARS-CoV Amyloid-β Ferroptosis Tau Protein Caspase Bcl-2 Family
Verbenalin is an orally active terpenoid glycoside that can be extracted from the medicinal plant Verbena officinalis. Verbenalin has anti-inflammatory, antiviral, and neuroprotective effects. Verbenalin has a strong binding affinity to the nsp-12 protein of the SARS-CoV-2 virus. Verbenalin can be used in the research of inflammatory and nervous system diseases such as hepatitis and Alzheimer's disease ^[2] .

HY-N1996R

Chebulagic acid (Standard)	Structural Classification Combretaceae Source classification Phenols Polyphenols Terminalia chebula Retz. Plants	Reference Standards COX Lipoxygenase SARS-CoV Influenza Virus
Chebulagic acid (Standard) is the analytical standard of Chebulagic acid. This product is intended for research and analytical applications. Chebulagic acid is a COX-LOX dual inhibitor isolated from the fruits of Terminalia chebula Retz, on angiogenesis. Chebulagic acid is a M2 serine to asparagine 31 mutation (S31N) inhibitor and influenza antiviral. Chebulagic acid also against SARS-CoV-2 viral replication with an EC₅₀ of 9.76 μM.

HY-N0063

Punicalagin 5+ Cited Publications	Infection Structural Classification Punica granatum L. Classification of Application Fields Source classification Phenols Polyphenols Metabolic Disease Punicaceae Plants Disease Research Fields	SARS-CoV HBV
Punicalagin is a polyphenol ingredient isolated from Pomegranate (Punica granatum L.) or the leaves of Terminalia catappa L.. Punicalagin is a reversible and non-competitive 3CL ^pro inhibitor and inhibits *SARS-CoV-2* replication in vitro. Punicalagin is an anti-hepatitis B virus (HBV) agent and has antioxidant, anti-inflammatory, and anticancer effects. Punicalagin has the potential for the research of COVID-19 ^[2] .

HY-N1739

Tectoquinone 2-Methylanthraquinone	Quinones Structural Classification Clausena heptaphylla (Roxb.) Wight & Arn. Anthraquinones Source classification Rutaceae Plants	SARS-CoV Virus Protease Insecticide DNA Alkylator/Crosslinker
Tectoquinone (2-Methylanthraquinone) is an inhibitor for SARS CoV-2 major protease (SARS CoV-2 Mpro). Tectoquinone exhibits anti-termite and antiviral activities ^[2].

HY-110066

(Z)-Guggulsterone 5+ Cited Publications	Structural Classification Classification of Application Fields Commiphora myrrha (Nees) Engl. Source classification Plants Burseraceae Disease Research Fields Steroids Cancer	Apoptosis VEGFR Akt Angiotensin-converting Enzyme (ACE) SARS-CoV FXR
(Z)-Guggulsterone, a constituent of Indian Ayurvedic medicinal plant Commiphora mukul, inhibits the growth of human prostate cancer cells by causing apoptosis. (Z)-Guggulsterone inhibits angiogenesis by suppressing the *VEGF–VEGF-R2–Akt* signaling axis . (Z)-Guggulsterone is also a potent FXR antagonist. (Z)-Guggulsterone reduces *ACE2* expression and *SARS-CoV-2* infection ^[2].

HY-N9351

Cleistanthin B Diphyllin O-glucoside	Cardiovascular Disease Infection other families Classification of Application Fields Source classification Lignans Metabolic Disease Phenylpropanoids Plants Disease Research Fields	SARS-CoV
Cleistanthin B (Diphyllin O-glucoside) is an orally active arylnaphthalene lignan lactone glycoside. Cleistanthin B exhibits anti-SARS-CoV-2 effects in Vero cells, with EC₅₀ of 6.51 µM. Cleistanthin B also exhibits antitumor, diuretic and antihypertensive effects in vivo ^[2] .

HY-16050R

Plitidepsin (Standard) Aplidine (Standard); PM90001 (Standard)	Structural Classification Microorganisms Marine natural products Source classification Other marine organisms	Reference Standards DNA/RNA Synthesis SARS-CoV
Plitidepsin (Standard) is the analytical standard of Plitidepsin. This product is intended for research and analytical applications. Plitidepsin (Aplidine) is a potent anti-cancer agent by targeting *eEF1A2* ( K_D=80 nM) . Plitidepsin possesses antiviral activity and is against *SARS-CoV-2* with an IC₉₀ of 0.88 nM. Plitidepsin is usually used for multiple myeloma and advanced cancer research, and has the potential for COVID-19 research ^[2].

HY-B0157

Ketotifen 3 Publications Verification HC 20-511	Infection Structural Classification Natural Products Classification of Application Fields Source classification Endogenous metabolite Inflammation/Immunology Disease Research Fields Endocrinology	Endogenous Metabolite Histamine Receptor SARS-CoV Influenza Virus
Ketotifen (HC 20-511) is an orally active second-generation noncompetitive histamine 1 (H1) receptor blocker and mast cell stabilizer. Ketotifen can block 6-phosphogluconate dehydrogenase (PGD) in vitro. Ketotifen also has antiviral activity against *SARS-CoV-2* and Influenza virus. Ketotifen can be used to the research of autoimmune encephalomyelitis (EAE) and asthma attack prevention ^[2] .

HY-B0157A

Ketotifen fumarate 3 Publications Verification HC 20511 fumarate	Structural Classification Natural Products Classification of Application Fields Source classification Endogenous metabolite Inflammation/Immunology Disease Research Fields	Histamine Receptor Endogenous Metabolite SARS-CoV Influenza Virus
Ketotifen (HC 20-511) fumarate is an orally active second-generation noncompetitive histamine 1 (H1) receptor blocker and mast cell stabilizer. Ketotifen fumarate can block 6-phosphogluconate dehydrogenase (PGD) in vitro. Ketotifen fumarate also has antiviral activity against *SARS-CoV-2* and Influenza virus. Ketotifen fumarate can be used to the research of autoimmune encephalomyelitis (EAE) and asthma attack prevention ^[2] .

HY-N14351

Ferrocin A	Structural Classification Natural Products Microorganisms Source classification	SARS-CoV Bacterial Antibiotic
Ferrocin A is a lipopeptide compound that targets the *SARS-CoV-2* RNA-dependent RNA polymerase (nsp12). Ferrocin A can stably bind to nsp12, and as an iron-chelating peptide, it reduces the concentration of free iron in the environment via complexation, thereby inhibiting bacterial growth by repressing the acquisition of essential metal cations. As an iron-chelating antiviral molecule, Ferrocin A may be used in studies related to COVID-19 and bacterial infections .

HY-N0063R

Punicalagin (Standard)	Structural Classification Punica granatum L. Source classification Phenols Polyphenols Punicaceae Plants	Reference Standards SARS-CoV HBV
Punicalagin (Standard) is the analytical standard of Punicalagin. This product is intended for research and analytical applications. Punicalagin is a polyphenol ingredient isolated from Pomegranate (Punica granatum L.) or the leaves of Terminalia catappa L.. Punicalagin is a reversible and non-competitive 3CLpro inhibitor and inhibits SARS-CoV-2 replication in vitro. Punicalagin is an anti-hepatitis B virus (HBV) agent and has antioxidant, anti-inflammatory, and anticancer effects. Punicalagin has the potential for the research of COVID-19 ^[2] .

HY-N2014R

Verbenalin (Standard)	Structural Classification Iridoids Terpenoids Verbenaceae Source classification Verbena officinalis Linn. Plants	Reference Standards SARS-CoV Amyloid-β Ferroptosis Tau Protein Caspase Bcl-2 Family
Verbenalin (Standard) is the analytical standard of Verbenalin. This product is intended for research and analytical applications. Verbenalin is an orally active terpenoid glycoside that can be extracted from the medicinal plant Verbena officinalis. Verbenalin has anti-inflammatory, antiviral, and neuroprotective effects. Verbenalin has a strong binding affinity to the nsp-12 protein of the SARS-CoV-2 virus. Verbenalin can be used in the research of inflammatory and nervous system diseases such as hepatitis and Alzheimer's disease ^[2].

HY-N1739R

Tectoquinone (Standard) 2-Methylanthraquinone (Standard)	Quinones Structural Classification Clausena heptaphylla (Roxb.) Wight & Arn. Anthraquinones Source classification Rutaceae Plants	Reference Standards SARS-CoV Virus Protease
Tectoquinone (Standard) is the analytical standard of Tectoquinone. This product is intended for research and analytical applications. Tectoquinone (2-Methylanthraquinone) is an inhibitor for SARS CoV-2 major protease (SARS CoV-2 Mpro). Tectoquinone exhibits anti-termite and antiviral activities ^[2].

HY-B0157R

Ketotifen (Standard) HC 20-511 (Standard)	Structural Classification Natural Products Source classification Endogenous metabolite	Reference Standards Endogenous Metabolite Histamine Receptor SARS-CoV Influenza Virus
Ketotifen (Standard) is the analytical standard of Ketotifen. This product is intended for research and analytical applications. Ketotifen (HC 20-511) is an orally active second-generation noncompetitive histamine 1 (H1) receptor blocker and mast cell stabilizer. Ketotifen can block 6-phosphogluconate dehydrogenase (PGD) in vitro. Ketotifen also has antiviral activity against SARS-CoV-2 and Influenza virus. Ketotifen can be used to the research of autoimmune encephalomyelitis (EAE) and asthma attack prevention ^[2] .

HY-110066R

(Z)-Guggulsterone (Standard)	Structural Classification Commiphora myrrha (Nees) Engl. Source classification Plants Burseraceae Steroids	Reference Standards Apoptosis VEGFR Akt Angiotensin-converting Enzyme (ACE) SARS-CoV FXR
(Z)-Guggulsterone (Standard) is the analytical standard of (Z)-Guggulsterone. This product is intended for research and analytical applications. (Z)-Guggulsterone, a constituent of Indian Ayurvedic medicinal plant Commiphora mukul, inhibits the growth of human prostate cancer cells by causing apoptosis. (Z)-Guggulsterone inhibits angiogenesis by suppressing the VEGF–VEGF-R2–Akt signaling axis . (Z)-Guggulsterone is also a potent FXR antagonist. (Z)-Guggulsterone reduces ACE2 expression and SARS-CoV-2 infection ^[2].

HY-B0157AR

Ketotifen fumarate (Standard) HC 20511 fumarate (Standard)	Structural Classification Natural Products Source classification Endogenous metabolite	Reference Standards Histamine Receptor Endogenous Metabolite SARS-CoV Influenza Virus
Ketotifen (fumarate) (Standard) is the analytical standard of Ketotifen (fumarate). This product is intended for research and analytical applications. Ketotifen (HC 20-511) fumarate is an orally active second-generation noncompetitive histamine 1 (H1) receptor blocker and mast cell stabilizer. Ketotifen fumarate can block 6-phosphogluconate dehydrogenase (PGD) in vitro. Ketotifen fumarate also has antiviral activity against *SARS-CoV-2* and Influenza virus. Ketotifen fumarate can be used to the research of autoimmune encephalomyelitis (EAE) and asthma attack prevention ^[2] .

Cat. No.	Product Name	Chemical Structure

HY-145119AS

Mindeudesivir hydrobromide
Mindeudesivir (JT001; VV116; GS-621763-d₁) hydrobromide is a deuterated version of Remdesivir (HY-104077), a highly orally active nucleoside antiviral against *SARS-CoV-2* and respiratory syncytial virus (RSV). Mindeudesivir hydrobromide retains the antiviral activity of Remdesivir against COVID-19, and is the first domestically produced deuterium targeting the COVID-19 ^[2].

HY-145119S

Mindeudesivir
GS-621763-d₁ is the deuterium labeled GS-621763 (HY-145119) . GS-621763, an orally bioavailable proagent of GS-441524, shows antiviral activity against *SARS-CoV-2* pathogenesis in mice ^[2].

HY-B0190S1

Nafamostat formate salt-13C6
Nafamostat formate salt- ¹³C₆ is the ¹³C labeled Nafamostat. Nafamostat, a synthetic serine protease inhibitor, is an anticoagulant. Nafamostat supresses T cell auto-reactivity by decreasing granzyme activity and CTL cytolysis. Nafamostat blocks activation of SARS-CoV-2 ^[2] .

HY-W031727S

Hydroxychloroquine-d4-1 sulfate
Hydroxychloroquine-d₄-1 (sulfate) is the deuterium labeled Hydroxychloroquine. Hydroxychloroquine is a synthetic antimalarial agent which can also inhibit Toll-like receptor 7/9 (TLR7/9) signaling. Hydroxychloroquine is efficiently inhibits SARS-CoV-2 infection in vitro ^[2] .

HY-169220S

RORγ/DHODH-IN-1
RORγ/DHODH-IN-1 (compound 1404), a deuterium labeled compound, is a dual RORγ and DHODH inhibitor with IC₅₀ values of 9.7 nM and 100 nM, repaectively. RORγ/DHODH-IN-1 blocks the replication of *SARS-CoV-2, HCMV, and non-enveloped DNA virus (HAdV5)* .

HY-10241S

Simeprevir-13C,d3

Simeprevir- ¹³C,d₃ is the ¹³C- and deuterium labeled Simeprevir. Simeprevir is an oral, potent and highly specific hepatitis C virus (HCV) NS3/4A protease inhibitor with a K_i of 0.36 nM. Simeprevir inhibits HCV replication with an EC₅₀ of 7.8 nM. Simeprevir also potently suppresses SARS-CoV-2 replication and synergizes with Remdesivir. Simeprevir inhibits the main protease (Mpro) and the RNA-dependent RNA polymerase (RdRp) of SARS-CoV-2, and also modulates host immune responses ^[2] .

HY-B0462AS

Azelastine-13C,d3
Azelastine- ¹³C,d₃ is deuterium labeled Azelastine. Azelastine, an antihistamine, is a potent and selective histamine 1 (H1) antagonist. Azelastine can be used for the research of allergic rhinitis, asthma, diabetic hyperlipidemic and SARS-CoV-2 ^[2] .

HY-W744206

Azelastine-d3
Azelastine-d₃ is the deuterium labeled Azelastine (HY-B0462A). Azelastine, an antihistamine, is a potent and selective histamine 1 (H1) antagonist. Azelastine can be used for the research of allergic rhinitis, asthma, diabetic hyperlipidemic and SARS-CoV-2 ^[2] .

HY-W031727S1

Hydroxychloroquine-d5
Hydroxychloroquine-d₅ is the deuterium labeled Hydroxychloroquine . Hydroxychloroquine is a synthetic antimalarial agent which can also inhibit Toll-like receptor 7/9 (TLR7/9) signaling. Hydroxychloroquine is efficiently inhibits SARS-CoV-2 infection in vitro ^[2] .

HY-W707562

FOY 251-d4
FOY 251-d₄ is the deuterium labeled FOY 251 (HY-19727A). FOY 251, an anti-proteolytic active metabolite Camostate (HY-13512), acts as a proteinase inhibitor ^[2]. FOY 251 inhibits SARS-CoV-2 infection in cells assay .

HY-B1370S

Hydroxychloroquine-d4 sulfate
Hydroxychloroquine-d₄ (sulfate) is the deuterium labeled Hydroxychloroquine sulfate. Hydroxychloroquine sulfate (HCQ sulfate) is a synthetic antimalarial agent which can also inhibit Toll-like receptor 7/9 (TLR7/9) signaling. Hydroxychloroquine sulfate is efficiently inhibits SARS-CoV-2 infection in vitro ^[2] .

HY-B0372AS

Bromhexine-d3 hydrochloride

Bromhexine-d₃ (hydrochloride) is deuterium labeled Bromhexine (hydrochloride). Bromhexine hydrochloride is a potent and specific TMPRSS2 protease inhibitor with an IC₅₀ of 0.75 μM. Bromhexine hydrochloride can prevent and manage SARS-CoV-2 infection. Bromhexine hydrochloride is an autophagy agonist. Bromhexine hydrochloride is a mucolytic cough suppressant and has the potential for a range of respiratory conditions ^[2] .

HY-10237S

Boceprevir-d9
Boceprevir-d₉ is the deuterium labeled Boceprevir. Boceprevir (EBP 520) is a potent, highly selective, orally bioavailable HCV NS3 protease inhibitor with a K_i of 14 nM in both enzyme assay and an EC₉₀ of 350 nM in cell-based replicon assay ^[2] . Boceprevir inhibits SARS-CoV-2 3CLpro activity .

HY-138687S1

Nirmatrelvir-d6
Nirmatrelvir-d₆ (PF-07321332-d₆) is deuterium labeled Nirmatrelvir. Nirmatrelvir (PF-07321332) is a potent and orally active SARS-CoV 3C-like protease (3CL ^PRO) inhibitor. Nirmatrelvir (PF-07321332) targets to the SARS-CoV-2 virus and can be used for COVID-19 research .

HY-17589S

Chloroquine-d5 diphosphate

Chloroquine-d₅ (diphosphate) is the deuterium labeled Chloroquine (phosphate). Chloroquine phosphate is an antimalarial and anti-inflammatory agent widely used to treat malaria and rheumatoid arthritis. Chloroquine phosphate is an autophagy and toll-like receptors (TLRs) inhibitor. Chloroquine phosphate is highly effective in the control of SARS-CoV-2 (COVID-19) infection in vitro (EC₅₀=1.13 μM) ^[2] .

HY-14904AS

Umifenovir-d6 hydrochloride

Umifenovir-d₆ (hydrochloride) is the deuterium labeled Umifenovir hydrochloride. Umifenovir hydrochloride is a potent, orally active broad-spectrum antiviral with activity against a number of enveloped and non-enveloped viruses. Umifenovir hydrochloride is used as an anti-influenza virus agent. Umifenovir hydrochloride could effectively inhibit the fusion of virus with host cells ^[2]. Umifenovir hydrochloride is an efficient inhibitor of SARS-CoV-2 in vitro. Anti-inflammatory activity .

HY-17589S1

Chloroquine-d4 phosphate

Chloroquine-d₄ (phosphate) is the deuterium labeled Chloroquine phosphate. Chloroquine phosphate is an antimalarial and anti-inflammatory agent widely used to treat malaria and rheumatoid arthritis. Chloroquine phosphate is an autophagy and toll-like receptors (TLRs) inhibitor. Chloroquine phosphate is highly effective in the control of SARS-CoV-2 (COVID-19) infection in vitro (EC₅₀=1.13 μM) ^[2] .

HY-169222S

RORγ/DHODH-IN-2
RORγ/DHODH-IN-2 (Compound 1311) is an orally active dual inhibitor of RORγ/DHODH with IC₅₀ values of 11.9 nM and 90 nM, respectively. RORγ/DHODH-IN-2 exhibits antiviral activity by inhibiting the activity of SARS-CoV-2, HCMV, HAdV5, and MPXV, with IC₅₀ values of 27 nM, 20 nM, 9.1 nM, and 1.8 nM, respectively .

HY-135853S

Molnupiravir-d7

Molnupiravir-d₇ is the deuterium labeled Molnupiravir. Molnupiravir (EIDD-2801) is an orally bioavailable prodrug of the ribonucleoside analog EIDD-1931. Molnupiravir has broad spectrum antiviral activity against influenza virus and multiple coronaviruses, such as SARS-CoV-2, MERS-CoV, SARS-CoV. Molnupiravir has the potential for the research of COVID-19, and seasonal and pandemic influenza ^[2].

HY-104077S1

Remdesivir-d4
Remdesivir-d₄ is deuterium labeled Remdesivir. Remdesivir (GS-5734), a nucleoside analogue with effective antiviral activity, has EC50s of 74 nM for SARS-CoV and MERS-CoV in HAE cells, and 30 nM for murine hepatitis virus in delayed brain tumor cells. Remdesivir is highly effective in the control of SARS-CoV-2 (COVID-19) infection in vitro[1][2].

HY-17589AS

Chloroquine-d5 1 Publications Verification
Chloroquine-d₅ is deuterium labeled Chloroquine (HY-17589A). Chloroquine is an antimalarial and anti-inflammatory agent widely used to treat malaria and rheumatoid arthritis. Chloroquine is an autophagy and toll-like receptors (TLRs) inhibitor. Chloroquine is highly effective in the control of SARS-CoV-2 (COVID-19) infection in vitro (EC₅₀=1.13 μM) ^[2] .

HY-B0462S

Azelastine-13C,d3 hydrochloride
Azelastine- ¹³C,d₃ (hydrochloride) is the ¹³C- and deuterium labeled Azelastine hydrochloride. Azelastine- ¹³C,d₃ (hydrochloride), an antihistamine, is a potent and selective histamine 1 (H1) antagonist. Azelastine- ¹³C,d₃ (hydrochloride) can be used for the research of allergic rhinitis, asthma, diabetic hyperlipidemic and SARS-CoV-2 ^[2] .

HY-15148S1

Tipranavir-d7
Tipranavir-d₇ is deuterated labeled Tipranavir (HY-15148). Tipranavir (PNU-140690) inhibits the enzymatic activity and dimerization of HIV-1 protease, exerts potent activity against multi-protease inhibitor (PI)-resistant HIV-1 isolates with IC₅₀s of 66-410 nM ^[2]. Tipranavir inhibits SARS-CoV-2 3CL ^pro activity .

HY-104077S2

Remdesivir impurity 9-d4
Remdesivir impurity 9-d₄ is deuterium labeled Remdesivir. Remdesivir (GS-5734), a nucleoside analogue with effective antiviral activity, has EC50s of 74 nM for SARS-CoV and MERS-CoV in HAE cells, and 30 nM for murine hepatitis virus in delayed brain tumor cells. Remdesivir is highly effective in the control of SARS-CoV-2 (COVID-19) infection in vitro[1][2].

HY-W777545

4-[(7-Chloro-4-quinolinyl)amino]-1-pentanol-d4
4-[(7-Chloro-4-quinolinyl)amino]-1-pentanol-d₄ is the deuterium labeled Hydroxychloroquine Impurity E (HY-131262). Hydroxychloroquine Impurity E is the impurity of Hydroxychloroquine. Hydroxychloroquine is a synthetic antimalarial agent which can also inhibit Toll-like receptor 7/9 (TLR7/9) signaling. Hydroxychloroquine is efficiently inhibits SARS-CoV-2 infection in vitro ^[2] .

HY-10235S

Telaprevir-d4
Telaprevir-d₄ is the deuterium labeled Telaprevir. Telaprevir (VX-950) is a highly selective, reversible, and potent peptidomimetic inhibitor of the HCV NS3-4A protease, the steady-state inhibitory constant (Ki) of Telaprevir is 7 nM against a genotype 1 (H strain) NS3 protease domain plus a NS4A cofactor peptide ^[2] . Telaprevir inhibits SARS-CoV-2 3CLpro activity .

HY-100442S

Paquinimod-d5
Paquinimod-d5 is a deuterated analog of Paquinimod (HY-100442). Paquinimod (ABR 215757) is a specific and orally active inhibitor of S100A8/S100A9. Paquinimod rescues the pneumonia with substantial reduction of viral loads in SARS-CoV-2-infected mice ^[2] .

HY-100442S1

Paquinimod-d5-1
Paquinimod-d5-1 is a deuterated analog of Paquinimod (HY-100442). Paquinimod (ABR 215757) is a specific and orally active inhibitor of S100A8/S100A9. Paquinimod rescues the pneumonia with substantial reduction of viral loads in SARS-CoV-2-infected mice ^[2] .

HY-P5168S

GPSVFPLAPSSK-13C6,15N2
GPSVFPLAPSSK- ¹³C₆, ¹⁵N₂ is the ¹³C- and ¹⁵N-labeled GPSVFPLAPSSK. GPSVFPLAPSSK is an IgG1 signature peptide of anti-SARS-CoV-2 antibodies. GPSVFPLAPSSK can be used for the quantification of the specific isolation of anti-SARS-CoV-2 antibodies ^[2].

HY-B0157S1

Ketotifen-d3

Ketotifen-d₃ (HC 20-511-d₃) is deuterium labeled Ketotifen. Ketotifen (HC 20-511) is an orally active second-generation noncompetitive histamine 1 (H1) receptor blocker and mast cell stabilizer. Ketotifen can block 6-phosphogluconate dehydrogenase (PGD) in vitro. Ketotifen also has antiviral activity against SARS-CoV-2 and Influenza virus. Ketotifen can be used to the research of autoimmune encephalomyelitis (EAE) and asthma attack prevention ^[2] .

HY-P5168AS

GPSVFPLAPSSK-13C6,15N2 TFA
GPSVFPLAPSSK- ¹³C₆, ¹⁵N₂ TFA is the ¹³C- and ¹⁵N-labeled GPSVFPLAPSSK. GPSVFPLAPSSK is an IgG1 signature peptide of anti-SARS-CoV-2 antibodies. GPSVFPLAPSSK can be used for the quantification of the specific isolation of anti-SARS-CoV-2 antibodies ^[2].

HY-119980S

Fluphenazine-d8

Fluphenazine-d₈ is the deuterium labeled Fluphenazine. Fluphenazine is a potent, orally active phenothiazine-based dopamine receptor antagonist. Fluphenazine blocks neuronal voltage-gated sodium channels. Fluphenazine acts primarily through antagonism of postsynaptic dopamine-2 receptors in mesolimbic, nigrostriatal, and tuberoinfundibular neural pathways. Fluphenazine can antagonize Methylphenidate-induced stereotyped gnawing and inhibit climbing behaviour in mice. Fluphenazine can be used for researching psychosis and painful peripheral neuropathy associated with diabetes and has potential to inhibit SARS-CoV-2 ^[2] .

HY-119980BS

Fluphenazine-d6 hydrochloride

Fluphenazine-d₆ (hydrochloride) is deuterium labeled Fluphenazine (hydrochloride). Fluphenazine hydrochloride is a potent, orally active phenothiazine-based dopamine receptor antagonist. Fluphenazine hydrochloride blocks neuronal voltage-gated sodium channels. Fluphenazine hydrochloride acts primarily through antagonism of postsynaptic dopamine-2 receptors in mesolimbic, nigrostriatal, and tuberoinfundibular neural pathways. Fluphenazine hydrochloride can antagonize Methylphenidate-induced stereotyped gnawing and inhibit climbing behaviour in mice. Fluphenazine hydrochloride can be used for researching psychosis and painful peripheral neuropathy associated with diabetes and has potential to inhibit SARS-CoV-2 ^[2] .

HY-113478S

Ursodeoxycholic acid-2,2,4,4-d4

Ursodeoxycholic acid-2,2,4,4-d₄ is the deuterium labeled Ursodeoxycholic acid (HY-13771). Ursodeoxycholic acid is a secondary bile acid issued from the transformation of (cheno)deoxycholic acid by intestinal bacteria, acting as a key regulator of the intestinal barrier integrity and essential for lipid metabolism. Ursodeoxycholic acid acts as signaling molecule, exerting its effects by interacting with bile acid activated receptors, including G-protein coupled bile acid receptor 5 (TGR5, GPCR19) and the farnesoid X receptor (FXR). Ursodeoxycholic acid can be used for the research of a variety of hepatic and gastrointestinal diseases. Ursodeoxycholic acid also reduces ACE2 expression and is beneficial for reducing SARS-CoV-2 infection ^[2] .

HY-W699983

Imidazole-15N2

Imidazole- ¹⁵N₂ (Glyoxaline- ¹⁵N₂) is ¹⁵N labeled Imidazole. Imidazole (Glyoxaline; 1,3-Diaza-2,4-cyclopentadiene) is a heterocyclic aromatic compound. Imidazole bearing molecules have been used as corrosion, acetylcholinesterase (AChEI) and xanthine oxidase (XO) inhibitors, performing biological activities such as antifungal, antituberculosis, anti-inflammatory, antioxidant, and analgesic, amongst many others. Imidazole inhibits the enzymatic conversion of the endoperoxides (PGG₂ and PGH₂) to thromboxane A2 by platelet microsomes. Imidazole derivatives exhibits inhibition on SARS-CoV-2 3CL ^Pro enzyme, which is promising for research in the field of Alzheimer’s disease, gout, COVID-19 and thrombo-embolic disease ^[2] .

HY-W653905

Amantadine-d15 hydrochloride

Amantadine-d₁₅ hydrochloride is deuterated labeled Amantadine. Amantadine (1-Adamantanamine) is an orally avtive and potent antiviral agent with activity against influenza A viruses. Amantadine inhibits several ion channels such as NMDA and M2, and also inhibits Coronavirus ion channels. Amantadine also has anti-orthopoxvirus and anticancer activity. Amantadine can be used for Parkinson's disease, postoperative cognitive dysfunction (POCD) and COVID-19 research ^[2] .

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