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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 (6721):

Cat. No. Product Name Effect Purity Chemical Structure
  • HY-117605R
    N-Desmethyl Sildenafil (Standard)
    N-Desmethyl Sildenafil (Standard) is the analytical standard of N-Desmethyl Sildenafil. This product is intended for research and analytical applications. N-Desmethyl Sildenafil (Desmethylsildenafil) is a major metabolite of Sildenafil. Sildenafil is a potent phosphodiesterase type 5 (PDE5) inhibitor.
    N-Desmethyl Sildenafil (Standard)
  • HY-B1162R
    Sulisobenzone (Standard)
    Sulisobenzone (Standard) is the analytical standard of Sulisobenzone. This product is intended for research and analytical applications.
    Sulisobenzone (Standard)
  • HY-125923R
    Djenkolic acid (Standard)
    Djenkolic acid (Standard) is the analytical standard of Djenkolic acid (HY-125923). This product is intended for research and analytical applications. Djenkolic acid is a sulfur-containing amino acid. Djenkolic acid can be isolated from the djenkol beans of the Southeast Asian plant Archidendron jiringa. Djenkolic acid de-inhibits the SO42- uptake system in Pseudomonas fluorescens. Djenkolic acid causes supersaturation of the urinary system with djenkolic acid crystals, leading to urinary tract obstruction and acute kidney injury.
    Djenkolic acid (Standard)
  • HY-13315AR
    Montelukast (Standard)
    Montelukast (Standard) is the analytical standard of Montelukast. This product is intended for research and analytical applications. Montelukast (MK0476 free base) is a potent, selective and orally active antagonist of cysteinyl leukotriene receptor 1 (CysLT1). Montelukast can be used for the reseach of asthma and liver injury. Montelukast also has an antioxidant effect in intestinal ischemia-reperfusion injury, and could reduce cardiac damage. Montelukast decreases eosinophil infiltration into the asthmatic airways. Montelukast can also be used for COVID-19 research.
    Montelukast (Standard)
  • HY-116653R
    Flurtamone (Standard)
    Flurtamone (Standard) is the analytical standard of Flurtamone. This product is intended for research and analytical applications. Flurtamone is a chiral herbicide with acute toxicity levels to Selenastrum capricornutum.
    Flurtamone (Standard)
  • HY-W014793R
    Metamitron (Standard)
    Metamitron (Standard) is the analytical standard of Metamitron (HY-W014793). This product is intended for research and analytical applications. Metamitron is a triazone herbicide that can be used for pre- and post-emergence weed control of broadleaf weeds and grasses in sugar beet.
    Metamitron (Standard)
  • HY-42034R
    Hydroquinine (Standard)
    Hydroquinine (Standard) is the analytical standard of Hydroquinine. This product is intended for research and analytical applications. Hydroquinine is a cinchona alkaloid, can be used in the preparation of its derivatives such as C9 epihydroquinine, 9-acetoxy-10,11-dihydroquinine and 10,11-dihydroquinine monohydrochloride.
    Hydroquinine (Standard)
  • HY-N1584R
    Halofuginone (Standard)
    Halofuginone (Standard) is the analytical standard of Halofuginone. This product is intended for research and analytical applications. Halofuginone (RU-19110), a Febrifugine derivative, is a competitive prolyl-tRNA synthetase inhibitor with a Ki of 18.3 nM. Halofuginone is a specific inhibitor of type-I collagen synthesis and attenuates osteoarthritis (OA) by inhibition of TGF-β activity. Halofuginone is also a potent pulmonary vasodilator by activating Kv channels and blocking voltage-gated, receptor-operated and store-operated Ca2+ channels. Halofuginone has anti-malaria, anti-inflammatory, anti-cancer, anti-fibrosis effects.
    Halofuginone (Standard)
  • HY-N0913AR
    Isomaltotriose (Standard)
    Isomaltotriose (Standard) is the analytical standard of Isomaltotriose. This product is intended for research and analytical applications. Isomaltotriose is a sugar from enzymic hydrolyzates of the dextran from Leuconostoc mesenteroides NRRL B-512.
    Isomaltotriose (Standard)
  • HY-N0397R
    Harpagide (Standard)
    Harpagide (Standard) is the analytical standard of Harpagide. This product is intended for research and analytical applications. Harpagide is a class of iridoid glycoside isolated from Scrophularia ningpoensis and has antiparasitic activity, which exhibits good in vitro trypanocidal activities against African trypanosomes (T.b. rhodesiense) with an IC50 of 21 μg/mL. Harpagide exerts significant antileishmanial activity against L. donovani with an IC50 value of 2.0 μg/mL. Harpagide also possess significant anti-inflammatory activities.
    Harpagide (Standard)
  • HY-10585AR
    Valproic acid sodium (Standard)
    Valproic acid (sodium) (Standard) is the analytical standard of Valproic acid (sodium). This product is intended for research and analytical applications. Valproic acid (Sodium Valproate) sodium is an orally active HDAC inhibitor, with IC50 in the range of 0.5 and 2 mM, also inhibits HDAC1 (IC50, 400 μM), and induces proteasomal degradation of HDAC2. Valproic acid sodium activates Notch1 signaling and inhibits proliferation in small cell lung cancer (SCLC) cells. Valproic acid sodium is used in the treatment of epilepsy, bipolar disorder, metabolic disease, HIV infection and prevention of migraine headaches.
    Valproic acid sodium (Standard)
  • HY-Y1126R
    (2S)-2-Pyrrolidinemethanol (Standard)
    (2S)-2-Pyrrolidinemethanol (Standard) is the analytical standard of (2S)-2-Pyrrolidinemethanol. This product is intended for research and analytical applications. (2S)-2-Pyrrolidinemethanol ((S)-(+)-Prolinol; (S)-(+)-Pyrrolidin-2-ylmethanol; (S)-1-(Pyrrolidin-2-yl)methanol) reveals binucleophilic character and can be anchored to phthalonitrile derivative from both nitrogen and oxygen atoms. (2S)-2-Pyrrolidinemethanol can be utilized as chiral catalyst.
    (2S)-2-Pyrrolidinemethanol (Standard)
  • HY-N0078R
    Ginkgolic Acid (C13:0) (Standard)
    Ginkgolic Acid (C13:0) (Standard) is the analytical standard of Ginkgolic Acid (C13:0) (HY-N0078). This product is intended for research and analytical applications. Ginkgolic Acid (C13:0) (Ginkgoneolic Acid) is an anti-cariogenic agent and a PI3Kδ inhibitor (IC50: 2.49 μM). Ginkgolic Acid (C13:0) exhibits antibacterial and anti-parasitic activities. Ginkgolic Acid (C13:0) can also inhibit mast cell degranulation (IC50: 2.40 μM).
    Ginkgolic Acid (C13:0) (Standard)
  • HY-Y0989R
    Acetophenone (Standard)
    Acetophenone (Standard) is the analytical standard of Acetophenone. This product is intended for research and analytical applications. Acetophenone (1-Phenylethan-1-One) is an organic compound with simple structure. Acetophenone can be used in chemical synthesis.
    Acetophenone (Standard)
  • HY-12721R
    Clonidine (Standard)
    Clonidine (Standard) is the analytical standard of Clonidine. This product is intended for research and analytical applications. Clonidine is an alpha 2-adrenergic agonist.
    Clonidine (Standard)
  • HY-17372R
    Rofecoxib (Standard)
    Rofecoxib (Standard) is the analytical standard of Rofecoxib. This product is intended for research and analytical applications. Rofecoxib is a potent, specific and orally active COX-2 inhibitor, with IC50s of 26 and 18 nM for human COX-2 in human osteosarcoma cells and Chinese hamster ovary cells, with a 1000-fold selectivity for COX-2 over human COX-1 (IC50 > 50 μM in U937 cells and > 15 μM in Chinese hamster ovary cells).
    Rofecoxib (Standard)
  • HY-128379R
    Labetalone hydrochloride (Standard)
    Labetalone (hydrochloride) (Standard) is the analytical standard of Labetalone (hydrochloride). This product is intended for research and analytical applications. Labetalone hydrochloride is an impurity of Labetalol. Labetalol is an orally active adrenoceptor blocking agent which is a competitive antagonist at both alpha- and beta-adrenoceptor sites.
    Labetalone hydrochloride (Standard)
  • HY-107961R
    Diflorasone diacetate (Standard)
    Diflorasone diacetate (Standard) is the analytical standard of Diflorasone diacetate. This product is intended for research and analytical applications. Diflorasone diacetate is an anti-inflammatory steroid compound used as locally or topically agent. Diflorasone diacetate is being used for skin disorders to control corticosteroid-responsive dermatoses.
    Diflorasone diacetate (Standard)
  • HY-13204AR
    Biperiden (Standard)
    Biperiden (Standard) is the analytical standard of Biperiden. This product is intended for research and analytical applications. Biperiden (KL 373) is a non-selective muscarinic receptor antagonist that competitively binds to M1 muscarinic receptors, thereby inhibiting acetylcholine and enhancing dopamine signaling in the central nervous system. Biperiden has the potential for the research of Parkinson's disease and other related psychiatric disorders.
    Biperiden (Standard)
  • HY-N2243R
    Hosenkoside K (Standard)
    Hosenkoside K (Standard) is the analytical standard of Hosenkoside K. This product is intended for research and analytical applications. Hosenkoside K is a baccharane glycoside isolated from the seeds of impatiens balsamina.
    Hosenkoside K (Standard)