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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 (6723):

Cat. No. Product Name Effect Purity Chemical Structure
  • HY-B0401R
    Tolbutamide (Standard)
    Tolbutamide (Standard) is the analytical standard of Tolbutamide. This product is intended for research and analytical applications. Tolbutamide is an orally active KATP inhibitor. Tolbutamide inhibits cell proliferation, stimulates exocytosis of glucagon and reduces fetal lethality of mice. Tolbutamide can be used in the research of diabete.
    Tolbutamide (Standard)
  • HY-18341R
    L-Thyroxine (Standard)
    L-Thyroxine (Standard) is the analytical standard of L-Thyroxine. This product is intended for research and analytical applications. L-Thyroxine (Levothyroxine; T4) is a synthetic hormone for the research of hypothyroidism. DIO enzymes convert biologically active thyroid hormone (Triiodothyronine,T3) from L-Thyroxine (T4).
    L-Thyroxine (Standard)
  • HY-76082R
    L-Pyroglutamic acid (Standard)
    L-Pyroglutamic acid (Standard) is the analytical standard of L-Pyroglutamic acid (HY-76082). This product is intended for research and analytical applications. L-Pyroglutamic acid is the levo-isomer of Pyroglutamic acid. L-Pyroglutamic acid is the biologically active enantiomer in humans. Pyroglutamic acid is an intermediate in glutathione metabolism. L-Pyroglutamic acid standard can be used as a biomarker for systemic lupus erythematosus (SLE).
    L-Pyroglutamic acid (Standard)
  • HY-W006057R
    3-Methyl-2-oxobutanoic acid (Standard)
    3-Methyl-2-oxobutanoic acid (Standard) is the analytical standard of 3-Methyl-2-oxobutanoic acid. This product is intended for research and analytical applications. 3-Methyl-2-oxobutanoic acid is a precursor of pantothenic acid in Escherichia coli.
    3-Methyl-2-oxobutanoic acid (Standard)
  • HY-B0561R
    Spironolactone (Standard)
    		98.55%
    Spironolactone (Standard) is the analytical standard of Spironolactone. This product is intended for research and analytical applications. Spironolactone (SC9420) is an orally active aldosterone mineralocorticoid receptor antagonist with an IC50 of 24 nM. Spironolactone is also a potent antagonist of androgen receptor with an IC50 of 77 nM. Spironolactone promotes autophagy in podocytes.
    Spironolactone (Standard)
  • HY-N0120AR
    Polydatin (Standard)
    		98.28%
    Polydatin (Standard) is the analytical standard of Polydatin. This product is intended for research and analytical applications. Polydatin (Piceid), extracted from the roots of Reynoutria japonica, a widely used traditional Chinese remedies, possesses anti-inflammatory activity in several experimental models. Polydatin (Piceid) inhibits G6PD and induces oxidative and ER stresses.
    Polydatin (Standard)
  • HY-B1108R
    Labetalol hydrochloride (Standard)
    		99.94%
    Labetalol hydrochloride (Standard) is the analytical standard of Labetalol hydrochloride (HY-B1108). This product is intended for research and analytical applications. Labetalol (AH5158) hydrochloride is an orally available, selective α1-adrenergic recepto and non-selective β-adrenergic receptor competitive antagonist. Labetalol hydrochloride is an antihypertensive molecule that partially crosses the blood-brain barrier and has little effect on cardiac output. Labetalol hydrochloride can be used in the study of cardiovascular diseases, such as hypertension during pregnancy.
    Labetalol hydrochloride (Standard)
  • HY-14590R
    Kaempferol (Standard)
    		99.80%
    Kaempferol (Standard) is the analytical standard of Kaempferol. This product is intended for research and analytical applications. Kaempferol (Kempferol), a flavonoid found in many edible plants, inhibits estrogen receptor α expression in breast cancer cells and induces apoptosis in glioblastoma cells and lung cancer cells by activation of MEK-MAPK. Kaempferol can be uesd for the research of breast cancer.
    Kaempferol (Standard)
  • HY-N0140R
    Ursolic acid (Standard)
    Ursolic acid (Standard) is the analytical standard of Ursolic acid. This product is intended for research and analytical applications. Ursolic acid (Prunol) is a natural pentacyclic triterpenoid carboxylic acid, exerts anti-tumor effects and is an effective compound for cancer prevention and therapy.
    Ursolic acid (Standard)
  • HY-B1618R
    Corticosterone (Standard)
    Corticosterone (Standard) is the analytical standard of Corticosterone. This product is intended for research and analytical applications. Corticosterone (17-Deoxycortisol) is an orally active and adrenal cortex-produced glucocorticoid, which plays an important role in regulating neuronal functions of the limbic system (including hippocampus, prefrontal cortex, and amygdala). Corticosterone increases the Rab-mediated AMPAR membrane traffic via SGK-induced phosphorylation of GDI. Corticosterone also interferes with the maturation of dendritic cells and shows a good immunosuppressive effect.
    Corticosterone (Standard)
  • HY-I0400R
    N-Acetylneuraminic acid (Standard)
    N-Acetylneuraminic acid (Standard) is the analytical standard of N-Acetylneuraminic acid. This product is intended for research and analytical applications. N-Acetylneuraminic acid (NANA; Lactaminic acid), a nonphenolic structure, is the predominant form of sialic from Collocalia esculenta. N-Acetylneuraminic acid plays a biological role in myocardial injury, melanoma and viral or bacterial infection. N-Acetylneuraminic acid inhibits melanogenesis by reducing tyrosinase activity and triggers myocardial injury in vitro and in vivo by activation of the Rho/Rho-associated signaling pathway through binding to RhoA and Cdc42. N-Acetylneuraminic acid may prevent high fat diet (HFD)-induced inflammation and oxidative stress, thereby prevents hyperlipidemia-associated inflammation and oxidative stress. N-Acetylneuraminic acid is promising for research in the field of melanoma, coronary artery, obesity-related diseases and hyperlipidemia.
    N-Acetylneuraminic acid (Standard)
  • HY-B0527AR
    Amitriptyline hydrochloride (Standard)
    		99.03%
    Amitriptyline (hydrochloride) (Standard) is the analytical standard of Amitriptyline (hydrochloride). This product is intended for research and analytical applications. Amitriptyline hydrochloride is an inhibitor of serotonin reuptake transporter (SERT) and noradrenaline reuptake transporter (NET), with Kis of 3.45 nM and 13.3 nM for human SERT and NET, respectively. Amitriptyline hydrochloride also weakly binds to dopamine reuptake transporter (DAT) with a Ki of 2.58 μM. Amitriptyline hydrochloride also inhibits adrenergic, muscarinic, histamine and 5-HT receptors. Amitriptyline hydrochloride is a TrkA and TrkB receptors agonist with potent neurotrophic activity. Amitriptyline hydrochloride has antidepressant activity.
    Amitriptyline hydrochloride (Standard)
  • HY-N0565AR
    Doxycycline hydrochloride (Standard)
    Doxycycline (hydrochloride) (Standard) is the analytical standard of Doxycycline (hydrochloride). This product is intended for research and analytical applications. Doxycycline hydrochloride, an antibiotic, is an orally active and broad-spectrum metalloproteinase (MMP) inhibitor. Doxycycline hydrochloride shows antibacterial activity and anti-cancer cell proliferation activity[4].
    Doxycycline hydrochloride (Standard)
  • HY-103395R
    Methylmalonic acid (Standard)
    Methylmalonic acid (Standard) is the analytical standard of Methylmalonic acid. This product is intended for research and analytical applications. Methylmalonic acid (Methylmalonate) is an indicator of Vitamin B-12 deficiency in cancer.
    Methylmalonic acid (Standard)
  • HY-B1640R
    Ethacrynic acid (Standard)
    Ethacrynic acid (Standard) is the analytical standard of Ethacrynic acid. This product is intended for research and analytical applications. Ethacrynic acid (Etacrynic acid) is a diuretic. Ethacrynic acid is an inhibitor of glutathione S-transferases (GSTs). Ethacrynic acid is a potent inhibitor of NF-kB-signaling pathway, and also modulates leukotriene formation. Ethacrynic acid also inhibits L-type voltage-dependent and store-operated calcium channel, leading to relaxation of airway smooth muscle (ASM) cells. Ethacrynic acid has anti-inflammatory properties that reduces the retinoid-induced ear edema in mice.
    Ethacrynic acid (Standard)
  • HY-W008820R
    Glutaric acid (Standard)
    Glutaric acid (Standard) is the analytical standard of Glutaric acid. This product is intended for research and analytical applications. Glutaric acid, C5 dicarboxylic acid, is an intermediate during the catabolic pathways of lysine and tryptophan. Glutaric acid affects pericyte contractility and migration. Glutaric acid is an indicator of glutaric aciduria type I. In Vitro: Glutaric acid (GA) at concentrations of 1 and 2 mM is able to reduce TRAP measurement by up to 28% in a dose-dependent manner (β=0.77; P<0.001). Furthermore, a significantly inverse correlation is also verified between chemiluminescence and TRAP (β=0.81; P<0.001). Glutaric acid does not alter the activities of Cat and SOD, but strongly inhibits (up to 46%) the activity of GPx even at the lower concentration used (0.5 mM). It is observed that the metabolite inhibits this activity in a dose-dependent manner at concentrations as low as 0.05 mM.
    Glutaric acid (Standard)
  • HY-B0891R
    17α-Hydroxyprogesterone (Standard)
    17α-Hydroxyprogesterone (Standard) is the analytical standard of 17α-Hydroxyprogesterone. This product is intended for research and analytical applications.
    17α-Hydroxyprogesterone (Standard)
  • HY-B0760R
    Fenofibric acid (Standard)
    		99.16%
    Fenofibric acid (Standard) is the analytical standard of Fenofibric acid. This product is intended for research and analytical applications. Fenofibric acid, an active metabolite of fenofibrate, is a PPAR activitor, with EC50s of 22.4 μM, 1.47 μM, and 1.06 μM for PPARα, PPARγ and PPARδ, respectively; Fenofibric acid also inhibits COX-2 enzyme activity, with an IC50 of 48 nM.
    Fenofibric acid (Standard)
  • HY-66005R
    Acetaminophen (Standard)
    		99.94%
    Acetaminophen (Standard) is the analytical standard of Acetaminophen. This product is intended for research and analytical applications. Acetaminophen (Paracetamol) is a selective cyclooxygenase-2 (COX-2) inhibitor with an IC50 of 25.8 μM; is a widely used antipyretic and analgesic agent. Acetaminophen is a potent hepatic N-acetyltransferase 2 (NAT2) inhibitor.
    Acetaminophen (Standard)
  • HY-17356R
    Fenofibrate (Standard)
    		99.91%
    Fenofibrate (Standard) is the analytical standard of Fenofibrate. This product is intended for research and analytical applications. Fenofibrate is a selective PPARα agonist with an EC50 of 30 μM. Fenofibrate also inhibits human cytochrome P450 isoforms, with IC50s of 0.2, 0.7, 9.7, 4.8 and 142.1 μM for CYP2C19, CYP2B6, CYP2C9, CYP2C8, and CYP3A4, respectively.
    Fenofibrate (Standard)