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Results for "

free-radical scavenging activity

" in MedChemExpress (MCE) Product Catalog:

By Targets:	Adrenergic Receptor (2) Amylases (1) Amyloid-β (2) Antibiotic (3) Apoptosis (6) Arginase (1) Bacterial (11) Biochemical Assay Reagents (6) Cholinesterase (ChE) (10) COX (4) Drug Metabolite (2) Elastase (1) Endogenous Metabolite (4) Ferroptosis (2) Fungal (8) Glutathione Peroxidase (1) Glycosidase (1) HIV (1) IFNAR (2) Influenza Virus (1) Interleukin Related (2) Isotope-Labeled Compounds (3) Keap1-Nrf2 (2) Lipoxygenase (2) MAP3K (1) Mitochondrial Metabolism (1) MMP (1) NF-κB (2) NO Synthase (2) Nucleoside Antimetabolite/Analog (1) Opioid Receptor (1) P-selectin (1) p38 MAPK (1) Parasite (1) Phosphatase (3) Photosensitizer (1) Reactive Oxygen Species (21) Tau Protein (1) TMV (1) TNF Receptor (1) Toll-like Receptor (TLR) (2) Wnt (1) Xanthine Oxidase (2) β-catenin (1)
By Research Areas:	Cancer (20) Cardiovascular Disease (4) Endocrinology (2) Infection (16) Inflammation/Immunology (40) Metabolic Disease (20) Neurological Disease (10)
Click Chemistry:	Azide (1)
Oligonucleotides:	Solvents (1)

Inhibitors & Agonists

Biochemical Assay Reagents

Peptides

Natural
Products

Isotope-Labeled Compounds

Click Chemistry

Oligonucleotides

Targets Recommended: Free Fatty Acid Receptor

Cat. No.	Product Name	Target	Research Areas	Chemical Structure

HY-P1934A

Cyclo(L-Phe-L-Pro)	Fungal Bacterial IFNAR Reactive Oxygen Species	Infection Inflammation/Immunology Cancer
Cyclo(L-Phe-L-Pro), isolated from Pseudomonas fluorescens and Pseudomonas alcaligenes cell-free culture supernatants is an antifungal cyclic dipeptide . Cyclo(L-Phe-L-Pro) inhibits IFN-β production by interfering with retinoic-acid-inducible gene-I (RIG-I) activation . Cyclo(L-Phe-L-Pro) exhibits free-radical scavenging activity with the IC₅₀ of 24 µM in the DPPH assay .

HY-N2375

L-Quebrachitol	Wnt β-catenin p38 MAPK	Metabolic Disease
L-Quebrachitol is a methoxy analog of inositol that can be isolated from plants. L-Quebrachitol has free-radical scavenging, gastroprotection, anti-platelet aggregation and anti-diabetic activity. L-Quebrachitol promotes osteoblastogenesis by uppregulation of BMP-2, runt-related transcription factor-2 (Runx2), MAPK (ERK, JNK, p38α), and Wnt/β-catenin signaling pathway .

HY-121811

Pongamol Lanceolatin C	Glycosidase	Metabolic Disease Inflammation/Immunology
Pongamol (Lanceolatin C) is potent α-glucosidase inhibitor (IC₅₀=103.5 μM) and has free-radical (DPPH) scavenging,antihyperglycemic, and antihyperglycemic activities .

HY-N0026

2'-Acetylacteoside 2'-AA	Others	Others
2'-Acetylacteoside is a phenylethanoid glycoside isolated from Brandisia hancei, inhibits free radical-induced hemolysis of red blood cells and exhibits free radical scavenging activity .

HY-B1001A

Todralazine hydrochloride Ecarazine hydrochloride	Adrenergic Receptor	Cardiovascular Disease Endocrinology
Todralazine hydrochloride (Ecarazine hydrochloride) is an anti-hypertensive agent, acts as a β₂AR blocker, with antioxidant and free radical scavenging activity .

HY-P1934AR

Cyclo(L-Phe-L-Pro) (Standard)	Fungal Bacterial IFNAR Reactive Oxygen Species	Infection Inflammation/Immunology Cancer
Gallic acid (hydrate) (Standard) is the analytical standard of Gallic acid (hydrate). This product is intended for research and analytical applications. Cyclo(L-Phe-L-Pro), isolated from Pseudomonas fluorescens and Pseudomonas alcaligenes cell-free culture supernatants is an antifungal cyclic dipeptide . Cyclo(L-Phe-L-Pro) inhibits IFN-β production by interfering with retinoic-acid-inducible gene-I (RIG-I) activation . Cyclo(L-Phe-L-Pro) exhibits free-radical scavenging activity with the IC₅₀ of 24 µM in the DPPH assay .

HY-N15323

Samioside	Cholinesterase (ChE)	Infection Inflammation/Immunology
Samioside is an effective acetylcholinesterase inhibitor that can be isolated from Phlomis nissolii and P. capitata. Samioside possesses free-radical scavenging and antimicrobial activities. Samioside can be used in research on its anti-Alzheimer’s potency .

HY-133183

Urolignoside	Biochemical Assay Reagents	Others
Urolignoside is an antioxidant with free radical scavenging activity. Urolignoside potently scavenges DPPH radical, and exhibits antioxidant to β-carotene-lineoleate model .

HY-N0499A

Cyanidin	Others	Inflammation/Immunology
Cyanidin, an antioxidant, has protective effect on DNA cleavage, free radical scavenging activity and significant inhibition of XO activity .

HY-137929

Deoxygerfelin	Endogenous Metabolite	Metabolic Disease
Deoxygerfelin is a phenolic antioxidant that has been found in A. versicolor. It scavenges free radicals in a Trolox equivalent activity concentration (TEAC) assay.

HY-155346

Free radical scavenger 1	Others	Others
Free radical scavenger 1 (compound 8) shows scavenging activity against the DPPH radical, with the IC₅₀ of 43.39 μg/ml .

HY-B1001

Todralazine Ecarazine	Adrenergic Receptor	Cardiovascular Disease Endocrinology
Todralazine (Ecarazine) is an anti-hypertensive agent, acts as a β₂AR blocker, with antioxidant and free radical scavenging activity .

HY-124496

Piperitenone	Mitochondrial Metabolism Reactive Oxygen Species	Others
Piperitenone is a terpenoid, and exhibits antioxidant activity. Piperitenone scavenges DPPH free radicals with an IC₅₀ of 22.7 μg/mL, and inhibits the peroxidation of linoleic acid .

HY-139827

CuATSM	Ferroptosis	Neurological Disease Inflammation/Immunology Cancer
CuATSM is a copper complex that scavenges free radicals, inhibits lipid peroxidation and ferroptosis. CuATSM exhibits antioxidant, anti-inflammatory and neuroprotective activities .

HY-N0026R

2'-Acetylacteoside (Standard)	Others	Others
2'-Acetylacteoside (Standard) is the analytical standard of 2'-Acetylacteoside. This product is intended for research and analytical applications. 2'-Acetylacteoside is a phenylethanoid glycoside isolated from Brandisia hancei, inhibits free radical-induced hemolysis of red blood cells and exhibits free radical scavenging activity .

HY-N8169

10-O-Trans-p-methoxycinnamoylcatalpol	Others	Others
10-O-Trans-p-methoxycinnamoylcatalpol has antioxidant activity with the IC₅₀ value of 0.37 μM/mL in DPPH free radical scavenging assay .

HY-N7518

Eulophiol	Others	Inflammation/Immunology
Eulophiol shows the 1,1-diphenyl-2-picrylhydrazyl (DPPH) free radical scavenging activity with an EC₅₀ of 27.7μM. Antioxidant activity .

HY-W003972

2,6-Dimethoxyphenol Syringol	Biochemical Assay Reagents	Others
2,6-Dimethoxyphenol (Syringol) is a phenolic compound that scavenges free radicals and exhibits antioxidant activity. 2,6-Dimethoxyphenol is the substrate for determining laccase activity .

HY-N10176

D-Isofloridoside	Reactive Oxygen Species MMP	Cardiovascular Disease
D-Isofloridoside, one of the polysaccharide precursors, has the activity of scavenging free radicals, inhibiting ROS expression, and inhibiting MMP-2 and MMP-9 .

HY-164159

α-Glucosylrutin	Reactive Oxygen Species	Inflammation/Immunology
α-Glucosylrutin is a potent antioxidant with free radical scavenging activity. Due to its high epidermal bioavailability, α-Glucosylrutin can be used in the study of skin aging .

HY-N1859

3'-O-Methylorobol	Others	Metabolic Disease Inflammation/Immunology
3'-O-Methylorobol, an antioxidant flavonoid, exhibits moderate antioxidant activity in the 2,2-diphenyl-1-picrylhydrazyl free radical scavenging assay .

HY-130294

Pyracrenic acid	Elastase	Inflammation/Immunology
Pyracrenic acid is an elastase inhibitor (IC₅₀ = 2.42 µM), can be obtained from the bark of Pyracantha crenulata. Pyracrenic acid has DPPH free radical scavenging activity and anti-inflammatory activity .

HY-N1417

Sesamol 1 Publications Verification	Apoptosis	Cancer
Sesamol is a constituent of sesame oil. Sesamol shows a free radical scavenging activity. Sesamol shows an IC₅₀=5.95±0.56 μg/mL in the DPPH assay. Anti-oxidant activities . Anticancer activities .

HY-N8846

dl-Aloesol	Fungal	Infection
dl-Aloesol is a natural product that can be isolated from fungus Aspergillus sp. Aspergillus sp metabolites has cytotoxic, antibacterial, free radical scavenging, anti-parasitic, antiviral and antiproliferative activities, etc .

HY-W274194

Antioxidant agent-7	Reactive Oxygen Species	Others
Antioxidant agent-7 (SD-7) is a benzodiazepine derivative with antioxidant activity with an IC₅₀ value of 470 nM to scavenge DPPH (2,2-diphenyl-1-picrylhydrazyl) free radical .

HY-N3220

Myricetin 3-O-galactoside 1 Publications Verification	Xanthine Oxidase	Metabolic Disease
Myricetin 3-O-galactoside inhibits xanthine oxidase (XO) activity, lipid peroxidation and scavenges the free radical. Myricetin 3-O-galactoside inhibits lipid peroxidation with an IC₅₀ of 160 μg/mL. Antioxidant activity .

HY-N1521

Rehmannic acid Lantadene A	Others	Inflammation/Immunology
Rehmannic acid (lantadene A) is a compound isolated from Lantana camara. Rehmannic acid shows considerable in vitro antioxidant, free radical scavenging capacity activities in a dose dependant manner. Rehmannic acid is a promising candidate for use as an antioxidant and hepatoprotective agent .

HY-W102471

3-Acetylbenzophenone	Photosensitizer	Others
3-Acetylbenzophenone (Compound 2) is the photolysis product of Ketoprofen (HY-B0227). 3-Acetylbenzophenone promotes the photoperoxidation reaction of Linoleic acid (HY-N0729), exhibits free radical scavenging and photosensitizing activity .

HY-B0704

Azelaic acid 1 Publications Verification Nonanedioic acid	Antibiotic Endogenous Metabolite	Inflammation/Immunology
Azelaic acid is a nine-carbon dicarboxylic acid. Azelaic acid has antimicrobial activity against Propionibacterium acnes and Staphylococcus epidermidis through inhibition of microbial cellular prorein synthesis. Azelaic acid has hypopigmentation action resulting from its ability to scavenge free radicals .

HY-W714006

Cochliodinol	Reactive Oxygen Species	Metabolic Disease
Cochliodinol (compound 1) is a metabolite derived from the Apis mellifera ligustica. Cochliodinol has strong free radical scavenging activity of 2, 2-diphenyl-1-picrohydrazine (DPPH) (IC₅₀=3.06 μg/mL) .

HY-N3138

Ombuoside	Bacterial	Infection
Ombuoside is a glycoside ombuoside isolated from Gynostemma pentaphyllum.Ombuoside has antimicrobial activity against several strains of gram-positive and gram-negative bacteria and the yeast Candida albicans . Ombuoside has antioxidant effects by scavenging free radicals and ROS .

HY-N1994

Swertianine	Reactive Oxygen Species	Inflammation/Immunology
Swertianine is a hydroxyexanthone that can be isolated from Swertia decussata. Swertianine has antioxidant activity by inhibiting lipid peroxidation, scavenging DPPH and superoxide free radicals. Swertianine also inhibits γ-ray induced DNA damage of pBR322 with protective effect .

HY-N8375

Sieboldin	Others	Metabolic Disease
Sieboldin is a dihydrochalcone, which inhibits the production of advanced glycation end products (AGE) produced by bovine serum albumins (BSA), has free radical scavenging activity and cytotoxicity in cancer cell lines, and is also used to capture of methylglyoxal (MGO) from Malus baccata .

HY-N10294

Epicoccone B	HIV	Infection Inflammation/Immunology
Epicoccone B, firstly reported from C. globosum, exhibits the DPPH free radical scavenging ability with IC₅₀ value of 10.8 μM, and has potent α-glucosidase inhibition with IC₅₀ value of 27.3 μM. Anti-HIV activity .

HY-N13169

Quercetin 3-O-(6-O-malonyl-β-D-galactoside)	Others	Others
Quercetin 3-O-(6-O-malonyl-β-D-galactoside) is an antioxidant derived from Apocynum venetum that exhibits strong scavenging activity against DPPH (HY-112053) free radicals, with an EC₅₀ value of 11.4 μM .

HY-N1417R

Sesamol (Standard)	Apoptosis	Cancer
Sesamol (Standard) is the analytical standard of Sesamol. This product is intended for research and analytical applications. Sesamol is a constituent of sesame oil. Sesamol shows a free radical scavenging activity. Sesamol shows an IC50=5.95±0.56 μg/mL in the DPPH assay. Anti-oxidant activities . Anticancer activities .

HY-N1719

Isoarjunolic acid 2α,3α,23-Trihydroxyolean-12-en-28-oic acid	Others	Others
Isoarjunolic acid (2α,3α,23-Trihydroxyolean-12-en-28-oic acid) is a triterpenoid, can be isolated from the stems of Cornus kousa. Isoarjunolic acid could have free radical scavenging activity and elastase inhibition activity .

HY-168011

GPX4-IN-14	Ferroptosis Glutathione Peroxidase Reactive Oxygen Species	Cancer
GPX4-IN-14 (compound 2c) is an inhibitor of GPX4, with free radical scavenging activity (maximum scavenging rate is 72.52%) and anti-tumor proliferation activity in vitro. GPX4-IN-14 inhibits GPX4 protein, increases lipid peroxide levels and intracellular Reactive Oxygen Species (ROS) levels, thereby inducing ferroptosis and exerting anti-tumor proliferation effects .

HY-100768

HTHQ 2 Publications Verification 1-O-hexyl-2,3,5-trimethylhydroquinone; HX-1171; BTT-105	Reactive Oxygen Species	Cancer
HTHQ (1-O-hexyl-2,3,5-trimethylhydroquinone) is a potent lipophilic phenolic antioxidant. HTHQ has considerable anti-oxidative activity by directly reacting with reactive oxygen species (ROS) and scavenging ROS to form more stable free radicals .

HY-N7648

Atherosperminine Atherospermine	Parasite	Infection
Atherosperminine (Atherospermine) is a nature occurring alkaloid, has antiplasmodial activities in vitro, with an IC₅₀ of 5.80 μM. Atherosperminine is a good reductant with the ability to chelate metals. Atherosperminine has scavenging activity towards the free radical DPPH, with an IC₅₀ of 29.56 μg/mL. Atherosperminine exerts a non-specific relaxant effect on the trachealis .

HY-172219

CUR-IPA	Cholinesterase (ChE)	Neurological Disease Inflammation/Immunology
CUR-IPA is a cholinesterase inhibitor, with IC₅₀ of 5.99, 59.30, and 60.66 μM for eAChE (electric eel), hAChE (human), and hBChE (human), respectively. CUR-IPA can scavenge free radicals and has antioxidant activity. CUR-IPA can be used in the research of cognitive dysfunction .

HY-N8012

Multinoside A	COX NO Synthase	Others
Multinoside A (compound 6) is an antioxidant with DPPH free radical scavenging activity (IC₅₀=54.3 μg/mL). Multinoside A can also downregulate COX-2 expression (IC₅₀=9.6 μg/mL) and inhibit NO production (IC₅₀=43.9 μg/mL) .

HY-W003972S1

2,6-Dimethoxyphenol-d6 Syringol-d₆	Isotope-Labeled Compounds Biochemical Assay Reagents	Others
2,6-Dimethoxyphenol-d₆ (Syringol-d₆) is deuterated labeled 2,6-Dimethoxyphenol (HY-W003972). 2,6-Dimethoxyphenol is a phenolic compound that scavenges free radicals and exhibits antioxidant activity. 2,6-Dimethoxyphenol is the substrate for determining laccase activity .

HY-N3421

Koaburaside	Interleukin Related TNF Receptor Influenza Virus	Infection Inflammation/Immunology Cancer
Koaburaside is a cytoprotective and anti-inflammatory natural compound. Koaburaside shows antioxidant activity with an IC₅₀ of 9.0 μM for DPPH-free radical scavenging assay. Koaburaside inhibits histamine release and expressions of IL-6 and TNF-α in human mast cells. Koaburaside also effectively inhibits influenza A neuraminidase .

HY-P4531

H-Ser-Tyr-OH	Opioid Receptor	Neurological Disease
H-Ser-Tyr-OH is a dipeptide consisting of glutamic acid, glycine and histidine. H-Ser-Tyr-OH can form a copper(II) complex with copper ions to form a strong free radical scavenging activity. H-Ser-Tyr-OH also increases the intracellular uptake of the delta opioid receptor ligand deltorphin .

HY-170489

Antifungal agent 123	Bacterial Fungal Toll-like Receptor (TLR)	Infection Inflammation/Immunology
Antifungal agent 123 (Compound 4b) exhibits good affinity to the oxidoreductase of Staphylococcus aureus or the membrane protein of Candida albicans, exhibits antibacterial and antifungal activities. Antifungal agent 123 scavenges free radical, exhibits antioxidant efficacy. Antifungal agent 123 inhibits the TLR signaling pathway, and exhibits anti-inflammatory efficacy .

HY-149313

α‑Amylase-IN-1	Amylases	Metabolic Disease
α Amylase-IN-1 (Compound 11) is an α-Amylase inhibitor with an IC₅₀ value of 0.5509 μM. α Amylase-IN-1 has antioxidant activity with an IC₅₀ value of 53.49 μM for scavenging DPPH free radicals. IC₅₀ can be used in the study of diabetes and oxidative stress-related diseases.

HY-168993

BRCA2-IN-2	Reactive Oxygen Species	Inflammation/Immunology Cancer
BRCA2-IN-2 (Compound 3i) has a strong binding affinity to the BRCA2 protein. BRCA2-IN-2 can inhibit the proliferation of breast cancer cells and scavenge DPPH free radicals. BRCA2-IN-2 has anti-tumor and antioxidant activities .

HY-124953

7,3',4'-Trihydroxyisoflavone	MAP3K Apoptosis	Cancer
7,3',4'-Trihydroxyisoflavone, a major metabolite of Daidzein, is an ATP-competitive inhibitor of Cot (Tpl2/MAP3K8) and MKK4. 7,3',4'-Trihydroxyisoflavone has anticancer, anti-angiogenic, chemoprotective, and free radical scavenging activities .

HY-W003972R

2,6-Dimethoxyphenol (Standard) Syringol (Standard)	Biochemical Assay Reagents	Others
2,6-Dimethoxyphenol (Standard) (Syringol (Standard)) is the analytical standard of 2,6-Dimethoxyphenol (HY-W003972). This product is intended for research and analytical applications. 2,6-Dimethoxyphenol is a phenolic compound that scavenges free radicals and exhibits antioxidant activity. 2,6-Dimethoxyphenol is the substrate for determining laccase activity .

Cat. No.	Product Name	Type

HY-Y0320C

Dimethyl sulfoxide

DMSO

Co-solvents

Dimethyl sulfoxide (DMSO) is an aprotic solvent that can dissolve water-insoluble therapeutic and toxic agents. Dimethyl sulfoxide (DMSO) has a strong affinity for water and has the ability to rapidly penetrate or enhance the penetration of other substances through biological membranes. Dimethyl sulfoxide also has potential free radical scavenging and anticholinesterase effects and may affect coagulation activity. Dimethyl sulfoxide also induces histamine release from mast cells but is thought to have low systemic toxicity .
Low endotoxin, can be used in various biochemical experiments such as drug dissolution.

HY-134816

D-Glucan

Carbohydrates

D-Glucan is an orally effective Dectin-1 receptor immune activator with antioxidant properties (reducing TNF-α). D-Glucan activates macrophages and neutrophils to scavenge free radicals, inhibit oxidative stress and inflammatory responses, and improve insulin sensitivity. D-Glucan promotes glycolysis by enhancing the activity of the antioxidant enzyme glutathione, inhibiting gluconeogenesis and activating GK. D-Glucan can be used in the research of liver damage protection (antagonizing Acetaminophen (HY-66005) toxicity), radiation protection (synergistic with vitamin E) and diabetes (improving glucose metabolism) .

HY-Y0320

Dimethyl sulfoxide, meets analytical specification of Ch.P.

185+ Cited Publications

DMSO, meets analytical specification of Ch.P.

Co-solvents

Dimethyl sulfoxide (DMSO), meets analytical specification of Ch.P. is an aprotic solvent that dissolves polar and non-polar compounds, including water-insoluble therapeutic and toxic agents. Dimethyl sulfoxide (DMSO) has a strong affinity for water and can rapidly penetrate or enhance the penetration of other substances into biological membranes. Dimethyl sulfoxide also has potential free radical scavenging and anticholinesterase effects and may affect coagulation activity. Dimethyl sulfoxide also induces histamine release from mast cells but is thought to have low systemic toxicity. Dimethyl sulfoxide also exhibits antifreeze and antibacterial properties .
MCE provides Dimethyl sulfoxide that complies with the inspection standards (Ch.P) of Part 4 of the Chinese Pharmacopoeia (2020 Edition). Amicrobic, low endotoxin, can be used in various biochemical experiments such as drug dissolution.

Cat. No.	Product Name	Target	Research Area

HY-P1934A

Cyclo(L-Phe-L-Pro)	Fungal Bacterial IFNAR Reactive Oxygen Species	Infection Inflammation/Immunology Cancer
Cyclo(L-Phe-L-Pro), isolated from Pseudomonas fluorescens and Pseudomonas alcaligenes cell-free culture supernatants is an antifungal cyclic dipeptide . Cyclo(L-Phe-L-Pro) inhibits IFN-β production by interfering with retinoic-acid-inducible gene-I (RIG-I) activation . Cyclo(L-Phe-L-Pro) exhibits free-radical scavenging activity with the IC₅₀ of 24 µM in the DPPH assay .

HY-W013494R

L-Carnosine (Standard)	Endogenous Metabolite	Metabolic Disease Cancer
L-Carnosine (Standard) is the analytical standard of L-Carnosine. This product is intended for research and analytical applications. L-Carnosine is a dipeptide of the amino acids beta-alanine and histidine and has the potential to suppress many of the biochemical changes that accompany aging. In Vitro: L-Carnosine is a dipeptide of the amino acids beta-alanine and histidine and has the potential to suppress many of the biochemical changes that accompany aging . L-Carnosine also exhibits some antioxidant effects. The antioxidant mechanism of L-Carnosine is attributed to its chelating effect against metal ions, superoxide dismutase (SOD)-like activity, and ROS and free radicals scavenging ability .

HY-P1934AR

Cyclo(L-Phe-L-Pro) (Standard)	Fungal Bacterial IFNAR Reactive Oxygen Species	Infection Inflammation/Immunology Cancer
Gallic acid (hydrate) (Standard) is the analytical standard of Gallic acid (hydrate). This product is intended for research and analytical applications. Cyclo(L-Phe-L-Pro), isolated from Pseudomonas fluorescens and Pseudomonas alcaligenes cell-free culture supernatants is an antifungal cyclic dipeptide . Cyclo(L-Phe-L-Pro) inhibits IFN-β production by interfering with retinoic-acid-inducible gene-I (RIG-I) activation . Cyclo(L-Phe-L-Pro) exhibits free-radical scavenging activity with the IC₅₀ of 24 µM in the DPPH assay .

HY-P4531

H-Ser-Tyr-OH	Opioid Receptor	Neurological Disease
H-Ser-Tyr-OH is a dipeptide consisting of glutamic acid, glycine and histidine. H-Ser-Tyr-OH can form a copper(II) complex with copper ions to form a strong free radical scavenging activity. H-Ser-Tyr-OH also increases the intracellular uptake of the delta opioid receptor ligand deltorphin .

Cat. No.	Product Name	Category	Target	Chemical Structure

HY-P1934A

Cyclo(L-Phe-L-Pro)	Structural Classification Natural Products Microorganisms Classification of Application Fields Source classification Inflammation/Immunology Disease Research Fields Cancer	Fungal Bacterial IFNAR Reactive Oxygen Species
Cyclo(L-Phe-L-Pro), isolated from Pseudomonas fluorescens and Pseudomonas alcaligenes cell-free culture supernatants is an antifungal cyclic dipeptide . Cyclo(L-Phe-L-Pro) inhibits IFN-β production by interfering with retinoic-acid-inducible gene-I (RIG-I) activation . Cyclo(L-Phe-L-Pro) exhibits free-radical scavenging activity with the IC₅₀ of 24 µM in the DPPH assay .

HY-N2375

L-Quebrachitol	Structural Classification Natural Products other families Classification of Application Fields Source classification Metabolic Disease Plants Disease Research Fields	Wnt β-catenin p38 MAPK
L-Quebrachitol is a methoxy analog of inositol that can be isolated from plants. L-Quebrachitol has free-radical scavenging, gastroprotection, anti-platelet aggregation and anti-diabetic activity. L-Quebrachitol promotes osteoblastogenesis by uppregulation of BMP-2, runt-related transcription factor-2 (Runx2), MAPK (ERK, JNK, p38α), and Wnt/β-catenin signaling pathway .

HY-121811

Pongamol Lanceolatin C	Structural Classification Leguminosae Ketones, Aldehydes, Acids Source classification Derris trifoliata Lour. Plants Derris indica	Glycosidase
Pongamol (Lanceolatin C) is potent α-glucosidase inhibitor (IC₅₀=103.5 μM) and has free-radical (DPPH) scavenging,antihyperglycemic, and antihyperglycemic activities .

HY-N0026

2'-Acetylacteoside 2'-AA	Structural Classification Classification of Application Fields Simple Phenylpropanols Source classification Other Diseases Scrophulariaceae Phenylpropanoids Plants Disease Research Fields Brandisia hancei Hook. f.	Others
2'-Acetylacteoside is a phenylethanoid glycoside isolated from Brandisia hancei, inhibits free radical-induced hemolysis of red blood cells and exhibits free radical scavenging activity .

HY-P1934AR

Cyclo(L-Phe-L-Pro) (Standard)	Structural Classification Natural Products Microorganisms Source classification	Fungal Bacterial IFNAR Reactive Oxygen Species
Gallic acid (hydrate) (Standard) is the analytical standard of Gallic acid (hydrate). This product is intended for research and analytical applications. Cyclo(L-Phe-L-Pro), isolated from Pseudomonas fluorescens and Pseudomonas alcaligenes cell-free culture supernatants is an antifungal cyclic dipeptide . Cyclo(L-Phe-L-Pro) inhibits IFN-β production by interfering with retinoic-acid-inducible gene-I (RIG-I) activation . Cyclo(L-Phe-L-Pro) exhibits free-radical scavenging activity with the IC₅₀ of 24 µM in the DPPH assay .

HY-N15323

Samioside	Structural Classification Labiatae Phlomis nissolii L. Source classification Phenols Polyphenols Plants	Cholinesterase (ChE)
Samioside is an effective acetylcholinesterase inhibitor that can be isolated from Phlomis nissolii and P. capitata. Samioside possesses free-radical scavenging and antimicrobial activities. Samioside can be used in research on its anti-Alzheimer’s potency .

HY-133183

Urolignoside	Structural Classification Natural Products Source classification Cinnamomum verum J. Presl Plants Lauraceae	Biochemical Assay Reagents
Urolignoside is an antioxidant with free radical scavenging activity. Urolignoside potently scavenges DPPH radical, and exhibits antioxidant to β-carotene-lineoleate model .

HY-N0499A

Cyanidin	Structural Classification Caprifoliaceae Source classification Phenols Polyphenols Sambucus williamsii Hance Plants	Others
Cyanidin, an antioxidant, has protective effect on DNA cleavage, free radical scavenging activity and significant inhibition of XO activity .

HY-124496

Piperitenone	Structural Classification Natural Products Labiatae Source classification Erythrina poeppigiana Plants	Mitochondrial Metabolism Reactive Oxygen Species
Piperitenone is a terpenoid, and exhibits antioxidant activity. Piperitenone scavenges DPPH free radicals with an IC₅₀ of 22.7 μg/mL, and inhibits the peroxidation of linoleic acid .

HY-N0026R

2'-Acetylacteoside (Standard)	Structural Classification Simple Phenylpropanols Source classification Scrophulariaceae Phenylpropanoids Plants Brandisia hancei Hook. f.	Others
2'-Acetylacteoside (Standard) is the analytical standard of 2'-Acetylacteoside. This product is intended for research and analytical applications. 2'-Acetylacteoside is a phenylethanoid glycoside isolated from Brandisia hancei, inhibits free radical-induced hemolysis of red blood cells and exhibits free radical scavenging activity .

HY-N8169

10-O-Trans-p-methoxycinnamoylcatalpol	Premna IntegrifoliaL. Classification of Application Fields Verbenaceae Source classification Other Diseases Other Phenylpropanoids Phenylpropanoids Plants Disease Research Fields	Others
10-O-Trans-p-methoxycinnamoylcatalpol has antioxidant activity with the IC₅₀ value of 0.37 μM/mL in DPPH free radical scavenging assay .

HY-N7518

Eulophiol	Classification of Application Fields Pholidota yunnanensis Rolfe Orchidaceae Source classification Phenols Polyphenols Plants Disease Research Fields Inflammation/Immunology	Others
Eulophiol shows the 1,1-diphenyl-2-picrylhydrazyl (DPPH) free radical scavenging activity with an EC₅₀ of 27.7μM. Antioxidant activity .

HY-N10176

D-Isofloridoside	Cardiovascular Disease other families Classification of Application Fields Source classification Plants Disease Research Fields Saccharides	Reactive Oxygen Species MMP
D-Isofloridoside, one of the polysaccharide precursors, has the activity of scavenging free radicals, inhibiting ROS expression, and inhibiting MMP-2 and MMP-9 .

HY-N1859

3'-O-Methylorobol	Structural Classification Flavonoids Alhagi maurorum var. sparsifolium (Shap.) Yakovlev/Alhagi sparsifolia Shap. Classification of Application Fields Leguminosae Source classification Phenols Polyphenols Plants Inflammation/Immunology Disease Research Fields Isoflavones	Others
3'-O-Methylorobol, an antioxidant flavonoid, exhibits moderate antioxidant activity in the 2,2-diphenyl-1-picrylhydrazyl free radical scavenging assay .

HY-130294

Pyracrenic acid	Structural Classification Terpenoids Source classification Pyracantha crenulata (D. Don) Roem. Rosaceae Diterpenoids Plants	Elastase
Pyracrenic acid is an elastase inhibitor (IC₅₀ = 2.42 µM), can be obtained from the bark of Pyracantha crenulata. Pyracrenic acid has DPPH free radical scavenging activity and anti-inflammatory activity .

HY-N1417

Sesamol 1 Publications Verification	Structural Classification Monophenols Classification of Application Fields Sesamum indicum Linn. Source classification Phenols Pedaliaceae Plants Disease Research Fields Cancer	Apoptosis
Sesamol is a constituent of sesame oil. Sesamol shows a free radical scavenging activity. Sesamol shows an IC₅₀=5.95±0.56 μg/mL in the DPPH assay. Anti-oxidant activities . Anticancer activities .

HY-N8846

dl-Aloesol	Structural Classification Flavonoids Microorganisms Source classification Other Flavonoids	Fungal
dl-Aloesol is a natural product that can be isolated from fungus Aspergillus sp. Aspergillus sp metabolites has cytotoxic, antibacterial, free radical scavenging, anti-parasitic, antiviral and antiproliferative activities, etc .

HY-N3220

Myricetin 3-O-galactoside 1 Publications Verification	Flavonols Structural Classification Flavonoids Rhododendron dauricum Linn. Classification of Application Fields Source classification Phenols Polyphenols Metabolic Disease Ericaceae Plants Disease Research Fields	Xanthine Oxidase
Myricetin 3-O-galactoside inhibits xanthine oxidase (XO) activity, lipid peroxidation and scavenges the free radical. Myricetin 3-O-galactoside inhibits lipid peroxidation with an IC₅₀ of 160 μg/mL. Antioxidant activity .

HY-N1521

Rehmannic acid Lantadene A	Triterpenes Classification of Application Fields Terpenoids Verbenaceae Source classification Plants Disease Research Fields Inflammation/Immunology Lantana camaraLinn.	Others
Rehmannic acid (lantadene A) is a compound isolated from Lantana camara. Rehmannic acid shows considerable in vitro antioxidant, free radical scavenging capacity activities in a dose dependant manner. Rehmannic acid is a promising candidate for use as an antioxidant and hepatoprotective agent .

HY-B0704

Azelaic acid 1 Publications Verification Nonanedioic acid	Structural Classification Human Gut Microbiota Metabolites Immune System Disorder Microorganisms Classification of Application Fields Ketones, Aldehydes, Acids Source classification Disease markers Other Diseases Endogenous metabolite Disease Research Fields	Antibiotic Endogenous Metabolite
Azelaic acid is a nine-carbon dicarboxylic acid. Azelaic acid has antimicrobial activity against Propionibacterium acnes and Staphylococcus epidermidis through inhibition of microbial cellular prorein synthesis. Azelaic acid has hypopigmentation action resulting from its ability to scavenge free radicals .

HY-W714006

Cochliodinol	Structural Classification Human Gut Microbiota Metabolites Microorganisms Antibiotics Source classification Endogenous metabolite Other Antibiotics	Reactive Oxygen Species
Cochliodinol (compound 1) is a metabolite derived from the Apis mellifera ligustica. Cochliodinol has strong free radical scavenging activity of 2, 2-diphenyl-1-picrohydrazine (DPPH) (IC₅₀=3.06 μg/mL) .

HY-N3138

Ombuoside	Infection Flavonols Structural Classification Flavonoids Classification of Application Fields Source classification Cucurbitaceae Phenols Polyphenols Plants Gynostemma pentaphyllum (Thunb.) Makino Disease Research Fields	Bacterial
Ombuoside is a glycoside ombuoside isolated from Gynostemma pentaphyllum.Ombuoside has antimicrobial activity against several strains of gram-positive and gram-negative bacteria and the yeast Candida albicans . Ombuoside has antioxidant effects by scavenging free radicals and ROS .

HY-N1994

Swertianine	Structural Classification Flavonoids Xanthones Flavones Source classification Swertia bimaculata (Sieb. et Zucc.) Hook. f. et Thoms. ex C. B. Clark Gentianaceae Phenols Plants	Reactive Oxygen Species
Swertianine is a hydroxyexanthone that can be isolated from Swertia decussata. Swertianine has antioxidant activity by inhibiting lipid peroxidation, scavenging DPPH and superoxide free radicals. Swertianine also inhibits γ-ray induced DNA damage of pBR322 with protective effect .

HY-N8375

Sieboldin	Structural Classification Source classification Balanophora involucrata Hook. f. Plants Balanophoraceae Saccharides Monosaccharides	Others
Sieboldin is a dihydrochalcone, which inhibits the production of advanced glycation end products (AGE) produced by bovine serum albumins (BSA), has free radical scavenging activity and cytotoxicity in cancer cell lines, and is also used to capture of methylglyoxal (MGO) from Malus baccata .

HY-N10294

Epicoccone B	Microorganisms Classification of Application Fields Ketones, Aldehydes, Acids Source classification Phenols Polyphenols Disease Research Fields Inflammation/Immunology	HIV
Epicoccone B, firstly reported from C. globosum, exhibits the DPPH free radical scavenging ability with IC₅₀ value of 10.8 μM, and has potent α-glucosidase inhibition with IC₅₀ value of 27.3 μM. Anti-HIV activity .

HY-N13169

Quercetin 3-O-(6-O-malonyl-β-D-galactoside)	Apocynaceae Structural Classification Source classification Phenols Polyphenols Plants Apocyniveneti Folium	Others
Quercetin 3-O-(6-O-malonyl-β-D-galactoside) is an antioxidant derived from Apocynum venetum that exhibits strong scavenging activity against DPPH (HY-112053) free radicals, with an EC₅₀ value of 11.4 μM .

HY-N1417R

Sesamol (Standard)	Structural Classification Monophenols Sesamum indicum Linn. Source classification Phenols Pedaliaceae Plants	Apoptosis
Sesamol (Standard) is the analytical standard of Sesamol. This product is intended for research and analytical applications. Sesamol is a constituent of sesame oil. Sesamol shows a free radical scavenging activity. Sesamol shows an IC50=5.95±0.56 μg/mL in the DPPH assay. Anti-oxidant activities . Anticancer activities .

HY-N1719

Isoarjunolic acid 2α,3α,23-Trihydroxyolean-12-en-28-oic acid	Rhododendron collettianum Aitch. & Hemsl. Ericaceae Plants	Others
Isoarjunolic acid (2α,3α,23-Trihydroxyolean-12-en-28-oic acid) is a triterpenoid, can be isolated from the stems of Cornus kousa. Isoarjunolic acid could have free radical scavenging activity and elastase inhibition activity .

HY-N7648

Atherosperminine Atherospermine	Infection Alkaloids Structural Classification Classification of Application Fields Other Alkaloids Source classification Fissistigma glaucescens Plants Annonaceae Disease Research Fields	Parasite
Atherosperminine (Atherospermine) is a nature occurring alkaloid, has antiplasmodial activities in vitro, with an IC₅₀ of 5.80 μM. Atherosperminine is a good reductant with the ability to chelate metals. Atherosperminine has scavenging activity towards the free radical DPPH, with an IC₅₀ of 29.56 μg/mL. Atherosperminine exerts a non-specific relaxant effect on the trachealis .

HY-N8012

Multinoside A	Structural Classification Flavonoids Flavones Source classification Rosaceae Prunus tomentosa Thunb. Plants Saccharides Monosaccharides	COX NO Synthase
Multinoside A (compound 6) is an antioxidant with DPPH free radical scavenging activity (IC₅₀=54.3 μg/mL). Multinoside A can also downregulate COX-2 expression (IC₅₀=9.6 μg/mL) and inhibit NO production (IC₅₀=43.9 μg/mL) .

HY-N3421

Koaburaside	Structural Classification Eucommia ulmoides Oliver Source classification Eucommiaceae Plants Saccharides Monosaccharides	Interleukin Related TNF Receptor Influenza Virus
Koaburaside is a cytoprotective and anti-inflammatory natural compound. Koaburaside shows antioxidant activity with an IC₅₀ of 9.0 μM for DPPH-free radical scavenging assay. Koaburaside inhibits histamine release and expressions of IL-6 and TNF-α in human mast cells. Koaburaside also effectively inhibits influenza A neuraminidase .

HY-N7075

Inulin 2 Publications Verification	Structural Classification Classification of Application Fields Source classification Metabolic Disease Plants Compositae Endogenous metabolite Sophora tomentosa L. Human Gut Microbiota Metabolites Polysaccharides Microorganisms Disease Research Fields Saccharides	Endogenous Metabolite
Inulin is an orally active prebiotic targeting the intestinal microbiota, selectively promoting the proliferation and activity of beneficial bacteria such as bifidobacteria and lactic acid bacteria, and playing a role in regulating the intestinal microecology. The functions of Inulin include: ① Fermentation by probiotics in the colon to produce short-chain fatty acids (such as butyrate and propionate), lowering the intestinal pH and inhibiting the overgrowth of harmful bacteria; ② Enhancing the intestinal barrier function and reducing endotoxin translocation; ③ Directly scavenging free radicals (such as superoxide free radicals, hydroxyl free radicals) and activating antioxidant enzymes (SOD, CAT) to reduce oxidative stress. Inulin can also be used in the study of intestinal diseases (constipation, IBD), metabolic syndrome (diabetes, obesity) and liver damage by regulating glucose and lipid metabolism (such as reducing triglycerides, improving insulin sensitivity) and immune response (enhancing NK cell activity, inhibiting inflammatory factors)[1][2][3][4].

HY-N6937

(R,R)-Secoisolariciresinol diglucoside (R,R)-SDG; (R,R)-LGM2605	Structural Classification Linum usitatissimum Linn. Classification of Application Fields Linaceae Source classification Lignans Phenylpropanoids Plants Inflammation/Immunology Disease Research Fields	Others
(R,R)-Secoisolariciresinol diglucoside ((R,R)-SDG) is the minor isomer of Secoisolariciresinol diglucoside in flaxseed. (R,R)-Secoisolariciresinol diglucoside ((R,R)-SDG) possesses antioxidant and free radical scavenging activities and DNA-radioprotective properties. (R,R)-Secoisolariciresinol diglucoside ((R,R)-SDG) inhibits myeloperoxidase (MPO) activity by suppressing both the peroxidase and chlorination cyclesin inflammatory cells .

HY-116866

Sclerotiorin	Structural Classification Natural Products Microorganisms Source classification	Lipoxygenase Fungal
Sclerotiorin is a reversible and uncompetitive inhibitor against soybean lipoxygenase-1 (LOX-1) (IC₅₀: 4.2 μM). Sclerotiorin also shows antioxidant activity by scavenging free radical (ED₅₀: 0.12 μM), and nonenzymatic lipid peroxidation inhibition activity. Sclerotiorin has antifungal activity, and also inhibits platelet aggregation. Sclerotiorin can be purified from the fermented broth of Penicillium frequentans .

HY-142125

Broussochalcone A	Structural Classification Chalcones Flavonoids Source classification Plants Moraceae Broussonetia papyrifera (Linnaeus) L'Heritier ex Ventenat	Xanthine Oxidase Reactive Oxygen Species Apoptosis
Broussochalcone A is an antioxidant and an inhibitor of Xanthine Oxidase (IC₅₀=2.21 μM), with free radical scavenging activity. Broussochalcone A inhibits iron-induced lipid peroxidation and nitric oxide synthesis in lipopolysaccharide (LPS) -activated macrophages. Broussochalcone A also induces Apoptosis of human renal carcinoma cells by increasing ROS levels and activating FOXO3 signaling pathways .

HY-N0403

2,3,4',5-Tetrahydroxystilbene 2-O-β-D-glucoside	Structural Classification Polygonaceae Reynoutria japonica Houtt. Source classification Phenols Polyphenols Plants	Apoptosis
2,3,4',5-Tetrahydroxystilbene 2-O-β-D-glucoside (TSG) is an active product that can be extracted from Polygonum multiflorum Thunb. TSG has anti-inflammatory, antioxidative, anti-atherosclerotic, anti-apoptotic, and free radical scavenging activities, TSG is also indicated to facilitate long-term potentiation and learning and memory in both normal and pathological conditions .

HY-N13142

Luteolin 7-O-[β-D-apiofuranosyl-(1→6)]-β-D-glucopyranoside	Structural Classification Flavonoids Margaritopsis carrascoana Flavones Source classification Rubiaceae Plants	Others
Luteolin 7-O-[β-D-apiofuranosyl-(1→6)]-β-D-glucopyranoside (compound 3) is a flavonoid with antioxidant activity, which can be isolated from Margaritopsis carrascoana. Luteolin 7-O-[β-D-apiofuranosyl-(1→6)]-β-D-glucopyranoside has good DPPH free radical scavenging activity (IC50=0.188 mg/mL) .

HY-N0513

Loganic acid	Cardiovascular Disease Structural Classification Iridoids Cornaceae Classification of Application Fields Cornus officinalis Sieb. et Zucc. Terpenoids Source classification Plants Disease Research Fields	Reactive Oxygen Species Phosphatase NF-κB Keap1-Nrf2
Loganic acid is an iridoid isolated from cornelian cherry fruits. Loganic acid inhibits NF-κB signaling pathway, activates Nrf2 signaling pathway, exhibits anti-inflammatory activity. Loganic acid can modulate diet-induced atherosclerosis and redox status. Loganic acid has strong free radical scavenging activity and remarkable cyto-protective effect against heavy metal mediated toxicity. Loganic acid is orally active .

HY-128525

Enterobactin	Structural Classification Microorganisms Source classification Phenols Polyphenols	Bacterial Reactive Oxygen Species
Enterobactin is a siderophore produced by Gram-negative bacteria and has an extremely high affinity for iron. During the process of Salmonella typhimurium infecting macrophages, Enterobactin can not only help bacteria uptake iron but also reduce the antibacterial activity of macrophages. In addition, Enterobactin is also involved in the oxidative stress response of Escherichia coli. Enterobactin can be hydrolyzed by Fes in the cell and exert antioxidant effects by scavenging free radicals .

HY-N0241

Rhodionin	Flavonols Flavonoids Classification of Application Fields Rhodiola rosea Linn. Source classification Crassulaceae Phenols Polyphenols Metabolic Disease Plants Disease Research Fields Rhodiola crenulata (HK. f. et.Thoms) H. Ohba	Cholinesterase (ChE)
Rhodionin, isolated from the root of Rhodiola crenulata, is a specific non-competitive cytochrome P450 2D6 inhibitor with an IC₅₀ of 0.761 μM and a Ki of 0.769 μM . Rhodionin exhibits potent, dose-dependent inhibitory effects on acetylcholinesterase (AChE) with IC₅₀ ranged from 57.50 to 2.43 μg/mL . Rhodionin exhibits potent DPPH free radical scavenging activities, with an IC₅₀ of 19.49 μM .

HY-N0513R

Loganic acid (Standard)	Structural Classification Iridoids Cornaceae Cornus officinalis Sieb. et Zucc. Terpenoids Source classification Plants	Reactive Oxygen Species Phosphatase NF-κB Keap1-Nrf2
Loganic acid (Standard) is the analytical standard of Loganic acid. This product is intended for research and analytical applications. Loganic acid is an iridoid isolated from cornelian cherry fruits. Loganic acid inhibits NF-κB signaling pathway, activates Nrf2 signaling pathway, exhibits anti-inflammatory activity. Loganic acid can modulate diet-induced atherosclerosis and redox status. Loganic acid has strong free radical scavenging activity and remarkable cyto-protective effect against heavy metal mediated toxicity. Loganic acid is orally active .

HY-N7432

DIMBOA	Infection Structural Classification Zea mays L. Classification of Application Fields Antibiotics Gramineae Source classification Antibacterial Disease Research Plants Disease Research Fields Other Antibiotics	Antibiotic Bacterial Fungal
DIMBOA, an antibiotic, has antibacterial properties and inhibits bacteria such as Staphylococcus aureus and the mycotoxin-producing fungus Fusarium graminearum (which causes scab). DIMBOA exhibits strong free radical scavenging activity and weak iron(III) ion reducing activity, and has antioxidant activity. DIMBOA inhibits the biosynthesis and accumulation of toxic trichothecenes by affecting the expression of Tri6 and Tri5. DIMBOA reduces plant susceptibility to scab. DIMBOA also exhibits cytotoxicity to plant cells, causing plasmolysis, cell collapse, and cell rupture .

HY-N6937R

(R,R)-Secoisolariciresinol diglucoside (Standard)	Structural Classification Linum usitatissimum Linn. Linaceae Source classification Lignans Phenylpropanoids Plants	Others
(R,R)-Secoisolariciresinol diglucoside (Standard) is the analytical standard of (R,R)-Secoisolariciresinol diglucoside. This product is intended for research and analytical applications. (R,R)-Secoisolariciresinol diglucoside ((R,R)-SDG) is the minor isomer of Secoisolariciresinol diglucoside in flaxseed. (R,R)-Secoisolariciresinol diglucoside ((R,R)-SDG) possesses antioxidant and free radical scavenging activities and DNA-radioprotective properties. (R,R)-Secoisolariciresinol diglucoside ((R,R)-SDG) inhibits myeloperoxidase (MPO) activity by suppressing both the peroxidase and chlorination cyclesin inflammatory cells .

HY-128525R

Enterobactin (Standard)	Structural Classification Microorganisms Source classification Phenols Polyphenols	Bacterial Reactive Oxygen Species
Enterobactin (Standard) is the analytical standard of Enterobactin. This product is intended for research and analytical applications. Enterobactin is a siderophore produced by Gram-negative bacteria and has an extremely high affinity for iron. During the process of Salmonella typhimurium infecting macrophages, Enterobactin can not only help bacteria uptake iron but also reduce the antibacterial activity of macrophages. In addition, Enterobactin is also involved in the oxidative stress response of Escherichia coli. Enterobactin can be hydrolyzed by Fes in the cell and exert antioxidant effects by scavenging free radicals .

HY-N9086A

(rac)-Poriol 5,7,4'-Trihydroxy-6-methylflavanone	Structural Classification Flavonoids Flavonones Source classification Plants Cephalotaxaceae Cephalotaxus oliveri Mast.	NO Synthase COX Interleukin Related
(rac)-Poriol (5,7,4'-Trihydroxy-6-methylflavanone) exhibits antioxidant activity, and scavenges free radical DPPH with an IC₅₀ of 0.18 µg/mL. (rac)-Poriol inhibits the LPS (HY-D1056)-induced NO generation in RAW264.7 (98.35% inhibition rate at 10 μM), and exhibits anti-inflammatory activity. (rac)-Poriol exhibits good binding affinity with iNOS, COX-1, COX-2, TNF-α, and IL-1β .

HY-N7432R

DIMBOA (Standard)	Structural Classification Zea mays L. Antibiotics Gramineae Source classification Antibacterial Disease Research Plants Other Antibiotics	Antibiotic Bacterial Fungal
DIMBOA (Standard) is the analytical standard of DIMBOA. This product is intended for research and analytical applications. DIMBOA, an antibiotic, has antibacterial properties and inhibits bacteria such as Staphylococcus aureus and the mycotoxin-producing fungus Fusarium graminearum (which causes scab). DIMBOA exhibits strong free radical scavenging activity and weak iron(III) ion reducing activity, and has antioxidant activity. DIMBOA inhibits the biosynthesis and accumulation of toxic trichothecenes by affecting the expression of Tri6 and Tri5. DIMBOA reduces plant susceptibility to scab. DIMBOA also exhibits cytotoxicity to plant cells, causing plasmolysis, cell collapse, and cell rupture[1][2][3][4][5].

HY-N10621

3,5-Dimethoxy-2,7-phenanthrenediol	Structural Classification Combretaceae Phenols Polyphenols Plants Quisqualis indica Linn.	Others
3,5-Dimethoxy-2,7-phenanthrenediol (compound 2) is a phenanthrene compound isolated from the roots of Combretum laxum. 3,5-Dimethoxy-2,7-phenanthrenediol is cytotoxic to human cancer cell lines 786-0, MCF-7 and NCI/ADR-RES, with IC₅₀s of 73.26 μM, 118.40 μM and 83.99 μM respectively. 3,5-Dimethoxy-2,7-phenanthrenediol also has free radical scavenging activity with an IC₅₀ of 20.4 μM .

HY-W013494R

L-Carnosine (Standard)	Structural Classification Human Gut Microbiota Metabolites Microorganisms Ketones, Aldehydes, Acids Source classification Disease markers Endocrine diseases Nervous System Disorder Endogenous metabolite	Endogenous Metabolite
L-Carnosine (Standard) is the analytical standard of L-Carnosine. This product is intended for research and analytical applications. L-Carnosine is a dipeptide of the amino acids beta-alanine and histidine and has the potential to suppress many of the biochemical changes that accompany aging. In Vitro: L-Carnosine is a dipeptide of the amino acids beta-alanine and histidine and has the potential to suppress many of the biochemical changes that accompany aging . L-Carnosine also exhibits some antioxidant effects. The antioxidant mechanism of L-Carnosine is attributed to its chelating effect against metal ions, superoxide dismutase (SOD)-like activity, and ROS and free radicals scavenging ability .

Cat. No.	Product Name	Chemical Structure

HY-W003972S1

2,6-Dimethoxyphenol-d6
2,6-Dimethoxyphenol-d₆ (Syringol-d₆) is deuterated labeled 2,6-Dimethoxyphenol (HY-W003972). 2,6-Dimethoxyphenol is a phenolic compound that scavenges free radicals and exhibits antioxidant activity. 2,6-Dimethoxyphenol is the substrate for determining laccase activity .

HY-W003972S

2,6-Dimethoxyphenol-d3
2,6-Dimethoxyphenol-d₃ (Syringol-d₃) is the deuterium labeled 2,6-Dimethoxyphenol (HY-W003972) . 2,6-Dimethoxyphenol is a phenolic compound that scavenges free radicals and exhibits antioxidant activity. 2,6-Dimethoxyphenol is the substrate for determining laccase activity .

HY-N6937S1

(R,R)-Secoisolariciresinol diglucoside-d6

(R,R)-Secoisolariciresinol diglucoside-d₆ is deuterated labeled (R,R)-Secoisolariciresinol diglucoside (HY-N6937). (R,R)-Secoisolariciresinol diglucoside ((R,R)-SDG) is the minor isomer of Secoisolariciresinol diglucoside in flaxseed. (R,R)-Secoisolariciresinol diglucoside ((R,R)-SDG) possesses antioxidant and free radical scavenging activities and DNA-radioprotective properties. (R,R)-Secoisolariciresinol diglucoside ((R,R)-SDG) inhibits myeloperoxidase (MPO) activity by suppressing both the peroxidase and chlorination cyclesin inflammatory cells .

HY-128463S

N-tert-Butyl-α-phenylnitrone-d14

N-tert-Butyl-α-phenylnitrone-d₁₄ is the deuterium labeled N-tert-Butyl-α-phenylnitrone[1]. N-tert-Butyl-α-phenylnitrone is a nitrone-based free radical scavenger that forms nitroxide spin adducts. N-tert-Butyl-α-phenylnitrone inhibits COX2 catalytic activity. N-tert-Butyl-α-phenylnitrone has potent ROS scavenging, anti-inflammatory, neuroprotective, anti-aging and anti-diabetic activities, and can penetrate the blood-brain barrier[2][3][4][5].

Cat. No.	Product Name		Classification

HY-131803

3'-Azido-3'-deoxyguanosine		Azide
Urolignoside is an antioxidant with free radical scavenging activity. Urolignoside potently scavenges DPPH radical, and exhibits antioxidant to β-carotene-lineoleate model . 3'-Azido-3'-deoxyguanosine is a click chemistry reagent, it contains an Azide group and can undergo copper-catalyzed azide-alkyne cycloaddition reaction (CuAAc) with molecules containing Alkyne groups. It can also undergo strain-promoted alkyne-azide cycloaddition (SPAAC) reactions with molecules containing DBCO or BCN groups.

Cat. No.	Product Name		Classification

HY-Y0320

Dimethyl sulfoxide, meets analytical specification of Ch.P. 185+ Cited Publications DMSO, meets analytical specification of Ch.P.		Solvents
Dimethyl sulfoxide (DMSO), meets analytical specification of Ch.P. is an aprotic solvent that dissolves polar and non-polar compounds, including water-insoluble therapeutic and toxic agents. Dimethyl sulfoxide (DMSO) has a strong affinity for water and can rapidly penetrate or enhance the penetration of other substances into biological membranes. Dimethyl sulfoxide also has potential free radical scavenging and anticholinesterase effects and may affect coagulation activity. Dimethyl sulfoxide also induces histamine release from mast cells but is thought to have low systemic toxicity. Dimethyl sulfoxide also exhibits antifreeze and antibacterial properties . MCE provides Dimethyl sulfoxide that complies with the inspection standards (Ch.P) of Part 4 of the Chinese Pharmacopoeia (2020 Edition). Amicrobic, low endotoxin, can be used in various biochemical experiments such as drug dissolution.

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