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  4. Reference Standards

Reference Standards

Material, sufficiently homogeneous and stable with respect to one or more specified properties, and the uses include the calibration of a measurement system, assessment of a measurement procedure, assigning values to other materials, and quality control and so on.

Reference Standards Related Products (7748):

Cat. No. Product Name Effect Purity Chemical Structure
  • HY-126199R
    Tetrachlorvinphos (Standard)
    Tetrachlorvinphos (Standard) is the analytical standard of Tetrachlorvinphos. This product is intended for research and analytical applications. Tetrachlorvinphos is an organophosphorus pesticide that has the activity of inhibiting cholinesterase. Tetrachlorvinphos is used as a pesticide, mainly for the control of pests. Tetrachlorvinphos has low toxicity to mammals.
    Tetrachlorvinphos (Standard)
  • HY-B1064R
    Clindamycin phosphate (Standard)
    Clindamycin phosphate (Standard) is the analytical standard of Clindamycin phosphate. This product is intended for research and analytical applications. Clindamycin phosphate (Clindamycin 2-phosphate) is a broad-spectrum bacteriostatic lincosamide antibiotic. Clindamycin phosphate is the proagent of Clindamycin (HY-B1455) with no antimicrobial activity in vitro but can be rapidly converted in vivo to the active parent agent, Clindamycin, by phosphatase ester hydrolysis. Clindamycin phosphate can be used for researching acne and bacterial vaginosis.
    Clindamycin phosphate (Standard)
  • HY-Y0073R
    4-Hydroxyacetophenone (Standard)
    4-Hydroxyacetophenone (Standard) is the analytical standard of 4-Hydroxyacetophenone. This product is intended for research and analytical applications. 4-Hydroxyacetophenone (P-hydroxyacetophenone) is a major hepatoprotective and choleretic compound found in Artemisia and Illicium plants, exhibiting antiviral and anti-inflammatory effects against hepatitis B virus. Additionally, 4-Hydroxyacetophenone inhibits cancer cell adhesion, invasion, and migration by remodeling actin. 4-Hydroxyacetophenone holds promise for research in the fields of inflammatory diseases and cancer.
    4-Hydroxyacetophenone (Standard)
  • HY-W006057AR
    Sodium 3-methyl-2-oxobutanoate (Standard)
    Sodium 3-methyl-2-oxobutanoate (Standard) is the analytical standard of Sodium 3-methyl-2-oxobutanoate. This product is intended for research and analytical applications. Sodium 3-methyl-2-oxobutanoate is a precursor of pantothenic acid in Escherichia coli[1][2][3].
    Sodium 3-methyl-2-oxobutanoate (Standard)
  • HY-118545AR
    Butamirate citrate (Standard)
    Butamirate citrate (Standard) is the analytical standard of Butamirate citrate (HY-118545A). This product is intended for research and analytical applications. Butamirate citrate is an orally active antitussive agent that acts centrally through the receptors in the brainstem. Butamirate citrate also reduces the resistance in the airways by inhibiting bronchospasm and anti-inflammatory effect. Butamirate citrate inhibits glioblastoma (GBM) growth and STAT3 activity. Butamirate citrate can be used for the study of glioblastoma.
    Butamirate citrate (Standard)
  • HY-A0163CR
    trans-Clopenthixol dihydrochloride (Standard)
    trans-Clopenthixol (dihydrochloride) (Standard) is the analytical standard of trans-Clopenthixol (dihydrochloride). This product is intended for research and analytical applications. trans-Clopenthixol ((E)-Clopenthixol) dihydrochloride is an antibiotic agent, without neuroleptic effect. trans-Clopenthixol can be used to inhibit Pseudomonas aeruginosa and Plasmodium falciparum in vitro[1][2].
    trans-Clopenthixol dihydrochloride (Standard)
  • HY-P0004R
    Lysipressin (Standard)
    Lysipressin (Standard) is the analytical standard of Lysipressin. This product is intended for research and analytical applications. Lysipressin (Lysine vasopressin) is antidiuretic hormone that have been found in pigs and some marsupial families. Lysipressin induces contraction of the rabbit urinary bladder smooth muscle, activate adenylate-cyclase.
    Lysipressin (Standard)
  • HY-N2195R
    Nootkatone (Standard)
    Nootkatone (Standard) is the analytical standard of Nootkatone. This product is intended for research and analytical applications. Nootkatone, a neuroprotective agent from Vitis vinifera, has antioxidant and anti-inflammatory effects[1]. Nootkatone improves cognitive impairment in lipopolysaccharide-induced mouse model of Alzheimer's disease[2].
    Nootkatone (Standard)
  • HY-13716R
    Noscapine (Standard)
    Noscapine (Standard) is the analytical standard of Noscapine. This product is intended for research and analytical applications. Noscapine ((S,R)-Noscapine) is an orally active phthalideisoquinoline alkaloid with potent antitussive. Noscapine exerts its antitussive effects by activating sigma opioid receptors and is a non-competitive Bradykinin inhibitor. Noscapine disrupts microtubule dynamics, induces mitotic arrest and apoptosis. Noscapine possesses anticancer, neuroprotective, anti-inflammatory activities, and can cross the blood-brain barrier[4].
    Noscapine (Standard)
  • HY-N0353R
    Curdione (Standard)
    Curdione (Standard) is the analytical standard of Curdione. This product is intended for research and analytical applications. Curdione ((+)-Curdione) is an orally active sesquiterpenoid. Curdione inhibits platelet aggregation. Curdione induces ferroptosis in colorectal cancer via m6A methylation mediated by METTL14 and YTHDF2. Curdione inhibits ferroptosis in Isoproterenol (HY-B0468)-induced myocardial infarction by regulating the Keap1/Trx1/GPX4 signaling pathway, suppressing oxidative stress (ROS) and apoptosis. Curdione ameliorates Doxorubicin (HY-15142)-induced cardiotoxicity by inhibiting oxidative stress (ROS) and activating the Nrf2/HO-1 pathway. Curdione ameliorates sepsis-induced lung injury by inhibiting platelet-mediated neutrophil extracellular trap formation. Curdione ameliorates Bleomycin (HY-17565A)-induced pulmonary fibrosis by inhibiting TGF-β-induced fibroblast-to-myofibroblast differentiation. Curdione exhibits neuroprotective effects against focal cerebral ischemia-reperfusion injury in rats. Curdione exerts antiproliferative effects against human uterine leiomyosarcoma by targeting IDO1. Curdione protects vascular endothelial cells and atherosclerosis by regulating DNMT1-mediated ERBB4 promoter methylation. Curdione inhibits inducible prostaglandin E2 production (IC50 = 1.1 μM) and cyclooxygenase 2 expression.
    Curdione (Standard)
  • HY-N2389R
    Formosanin C (Standard)
    Formosanin C (Standard) is the analytical standard of Formosanin C. This product is intended for research and analytical applications. Formosanin C is a diosgenin saponin isolated from Paris polyphylla and an immunomodulator with antitumor activity. Formosanin C induces apoptosis.
    Formosanin C (Standard)
  • HY-10235R
    Telaprevir (Standard)
    Telaprevir (Standard) is the analytical standard of Telaprevir. This product is intended for research and analytical applications. 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. Telaprevir inhibits SARS-CoV-2 3CLpro activity.
    Telaprevir (Standard)
  • HY-B0147R
    Pefloxacin (Standard)
    Pefloxacin (Standard) (Pefloxacinium (Standard)) is the analytical standard of Pefloxacin (HY-B0147). This product is intended for research and analytical applications. Pefloxacin (Pefloxacinium) is a broad spectrum antibiotic. Pefloxacin blocks DNA replication by inhibiting DNA gyrase. Pefloxacin inhibits DNA relaxation catalyzed by topoisomerase I with an IC50 of 45 μg/mL. Pefloxacin exhibits antibacterial activity against Escherichia coli, Pseudomonas aeruginosa, and Bacteroides fragilis with MIC90s of 0.12, 4, and 16 mg/L, respectively. Pefloxacin has anti-Plasmodium yoelii infection activity. Pefloxacin increase UVA-induced edema and immunesuppression. Pefloxacin can be used for infection studies.
    Pefloxacin (Standard)
  • HY-112102R
    (22S,23S)-Homobrassinolide (Standard)
    (22S,23S)-Homobrassinolide (Standard) is the analytical standard of (22S,23S)-Homobrassinolide. This product is intended for research and analytical applications. (22S,23S)-Homobrassinolide is one of the most active brassinosteroids in inducing plant growth in various plant bioassay systems. (22S,23S)-Homobrassinolide shows Akt-dependent anabolic activity in rat skeletal muscle cells. Orally active[1].
    (22S,23S)-Homobrassinolide (Standard)
  • HY-15834AR
    Eprosartan mesylate (Standard)
    Eprosartan (mesylate) (Standard) is the analytical standard of Eprosartan (mesylate). This product is intended for research and analytical applications. Eprosartan mesylate (SKF-108566J) is a selective, competitive, nonpeptid and orally active angiotensin II receptor antagonist, used as an antihypertensive. Eprosartan mesylate binds angiotensin II receptor with IC50s of 9.2 nM and 3.9 nM in rat and human adrenal cortical membranes, respectively.
    Eprosartan mesylate (Standard)
  • HY-N2350R
    Cynaropicrin (Standard)
    Cynaropicrin (Standard) is the analytical standard of Cynaropicrin. This product is intended for research and analytical applications. Cynaropicrin is a sesquiterpene lactone which can inhibit tumor necrosis factor (TNF-α) release with IC50s of 8.24 and 3.18 μM for murine and human macrophage cells, respectively. Cynaropicrin also inhibits the increase of cartilage degradation factor (MMP13) and suppresses NF-κB signaling.
    Cynaropicrin (Standard)
  • HY-W004287R
    Methyl tridecanoate (Standard)
    Methyl tridecanoate (Standard) is the analytical standard of Methyl tridecanoate. This product is intended for research and analytical applications. Methyl tridecanoate moderately inhibits β-amyloid aggregation. Methyl tridecanoate weakly inhibits acetylcholinesterase (AChE).
    Methyl tridecanoate (Standard)
  • HY-B1225R
    Promazine hydrochloride (Standard)
    Promazine (hydrochloride) (Standard) is the analytical standard of Promazine (hydrochloride). This product is intended for research and analytical applications. Promazine (Romtiazin) hydrochloride is an antipsychotic and a dopamine receptor D2 antagonist. Promazine hydrochloride inhibits dopaminergic neurotransmission.
    Promazine hydrochloride (Standard)
  • HY-W009417R
    Cedryl acetate (Standard)
    Cedryl acetate (Standard) is the analytical standard of Cedryl acetate. This product is intended for research and analytical applications. Cedryl acetate is a tricyclic sesquiterpene isolated from the plant Cunninghamia lanceolata. Cedryl acetate shows α-glucosidase inhibitory activity[1].
    Cedryl acetate (Standard)
  • HY-N6896R
    Isoviolanthin (Standard)
    Isoviolanthin (Standard) is the analytical standard of Isoviolanthin (HY-N6896). This product is intended for research and analytical applications. Isoviolanthin is a flavonoid glycoside. Isoviolanthin can be extracted from Dendrobium officinale. Isoviolanthin has a strong affinity for binding to KDM6B, CHAC2, ESCO2, and IPO4. Isoviolanthin decreases MMP-2 and MMP-9. Isoviolanthin inhibits TGF-β/Smad and PI3K/Akt/mTOR signaling pathways. Isoviolanthin increases Fhl3 expression. Isoviolanthin has cytoprotective effects. Isoviolanthin has anticancer activity against hepatocellular carcinoma.
    Isoviolanthin (Standard)