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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-B0762R
    Acetyl-L-carnitine hydrochloride (Standard)
    Acetyl-L-carnitine hydrochloride (Standard) is the analytical standard of Acetyl-L-carnitine hydrochloride. This product is intended for research and analytical applications. Acetyl-L-carnitine (O-Acetyl-L-carnitine; ALCAR) hydrochloride is an orally active mitochondrial energy metabolism regulator and neuroprotectant that can penetrate the blood-brain barrier. Acetyl-L-carnitine hydrochloride selectively enters cells and the brain through the organic cation transporter OCTN2. Acetyl-L-carnitine hydrochloride can participate in fatty acid β-oxidation, promote acetylcholine synthesis, regulate mitochondrial function and inhibit oxidative stress as an acetyl donor. Acetyl-L-carnitine hydrochloride exerts its activity by enhancing energy metabolism, protecting neurons and improving synaptic plasticity. Acetyl-L-carnitine hydrochloride is mainly used in the study of neurodegenerative diseases and metabolic disorder-related diseases such as neonatal hypoxic-ischemic brain damage, Alzheimer's disease, and depression.
    Acetyl-L-carnitine hydrochloride (Standard)
  • HY-W040430R
    (S)-Nornicotine (Standard)
    (S)-Nornicotine (Standard) is the analytical standard of (S)-Nornicotine. This product is intended for research and analytical applications. (S)-Nornicotine is a metabolite of nicotine.
    (S)-Nornicotine (Standard)
  • HY-B0396R
    Tebipenem pivoxil (Standard)
    Tebipenem pivoxil (Standard) is the analytical standard of Tebipenem pivoxil. This product is intended for research and analytical applications. Tebipenem pivoxil (L084) is an orally active antibiotic against a variety of pathogenic bacteria. Tebipenem pivoxil binds penicillin-binding protein (PBP), thereby inhibiting cell wall synthesis[1].
    Tebipenem pivoxil (Standard)
  • HY-112101R
    Prohydrojasmon racemate (Standard)
    Oxaziclomefone (Standard) is the analytical standard of Oxaziclomefone. This product is intended for research and analytical applications. Oxaziclomefone is a broad-spectrum pesticide with fungal activity. Oxaziclomefone effectively controls a variety of crop diseases and has significant effects against plant pathogenic fungi. Oxaziclomefone is widely used in agriculture to protect crops from diseases and improve crop yield and quality.
    Prohydrojasmon racemate (Standard)
  • HY-126635R
    Mafoprazine (Standard)
    Mafoprazine (Standard) is the analytical standard of Mafoprazine. This product is intended for research and analytical applications. Mafoprazine is a phenylpiperazine derivative with variable affinities for neuronal receptors. It may exert its antipsychotic effects primarily through D2 receptor blockade and α-adrenergic activity, and may increase the activity of dopamine metabolites.
    Mafoprazine (Standard)
  • HY-108599R
    DCP-LA (Standard)
    DCP-LA (Standard) is the analytical standard of DCP-LA. This product is intended for research and analytical applications. DCP-LA (FR236924), a linoleic acid derivative, selectively and directly activates PKCε. DCP-LA activates Ca(2+)/calmodulin-dependent protein kinase II (CaMKII) and inhibits protein phosphatase-1 (PP-1) to stimulate AMPA receptor exocytosis. DCP-LA inhibits activation of caspase-3/-9 and protects neurons at least in part from oxidative stress-induced apoptosis[1][2][3].
    DCP-LA (Standard)
  • HY-B1802AR
    Tosufloxacin tosylate hydrate (Standard)
    Tosufloxacin (tosylate hydrate) (Standard) is the analytical standard of Tosufloxacin (tosylate hydrate). This product is intended for research and analytical applications. Tosufloxacin tosylate hydrate (A-61827) is an orally active fluoroquinolone antibiotic. Tosufloxacin shows a broad spectrum of antibacterial activity against gram-positive and gram-negative bacteria[1][2].
    Tosufloxacin tosylate hydrate (Standard)
  • HY-101737R
    24-Norursodeoxycholic acid (Standard)
    24-Norursodeoxycholic acid (Standard) is the analytical standard of 24-Norursodeoxycholic acid. This product is intended for research and analytical applications. 24-norursodeoxycholic acid (Norucholic acid) is a side chain-shortened C23 homologue of UDCA and has shown potent anti-cholestatic, anti-inflammatory and anti-fibrotic properties.
    24-Norursodeoxycholic acid (Standard)
  • HY-N1780R
    3,4-Dimethoxyphenol (Standard)
    3,4-Dimethoxyphenol (Standard) is the analytical standard of Lithocholic acid. This product is intended for research and analytical applications. 3,4-Dimethoxyphenol is a plant-derived phenylpropanoid compound and can use as a whitening agent in cosmetics. 3,4-Dimethoxyphenol exhibits broad-spectrum antimicrobial activity. 3,4-Dimethoxyphenol has tyrosinase-inhibiting activity. 3,4-Dimethoxyphenol has potent antioxidant effect isolated from the bacterial fermentation broth. 3,4-Dimethoxyphenol can be used for the study of infection.
    3,4-Dimethoxyphenol (Standard)
  • HY-128389R
    1-?Furfurylpyrrole (Standard)
    1-​Furfurylpyrrole (Standard) is the analytical standard of 1-​Furfurylpyrrole. This product is intended for research and analytical applications. 1-Furfurylpyrrole has been identified as a potential contributor of flavor and aroma to popcorn.
    1-?Furfurylpyrrole (Standard)
  • HY-A0145R
    Phenprocoumon (Standard)
    Phenprocoumon (Standard) is the analytical standard of Phenprocoumon. This product is intended for research and analytical applications. Phenprocoumon is a coumarin derivative that acts as a long acting oral anticoagulant and an antagonist of vitamin K.
    Phenprocoumon (Standard)
  • HY-A0088AR
    Cefotaxime (Standard)
    Cefotaxime (Standard) is the analytical standard of Cefotaxime. This product is intended for research and analytical applications. Cefotaxime, a β-lactamase stable cephalosporin and a third-generation cephalosporin antibiotic, possesses broad-spectrum antibiotic activity against numerous Gram-positive and Gram-negative bacteria.
    Cefotaxime (Standard)
  • HY-N0890R
    Tubeimoside I (Standard)
    Tubeimoside I (Standard) is the analytical standard of Tubeimoside I. This product is intended for research and analytical applications. Tubeimoside I is an orally active HSPD1 inhibitor. Tubeimoside I inhibits NF-κB, MAPK, as well as regulates eNOS-VEGF. Tubeimoside I induces cytoprotective Autophagy via an Akt-mediated pathway. Tubeimoside I inhibits proinflammatory cytokine (IL-6 and IL-1β) production. Tubeimoside I exhibits anti-inflammatory activities. Tubeimoside I promotes angiogenesis and improves sepsis symptoms. Tubeimoside I is used in the research of inflammatory diseases, various cancers, sepsis and ischemic diseases.
    Tubeimoside I (Standard)
  • HY-W014502R
    D-Kynurenine (Standard)
    D-Kynurenine (Standard) is the analytical standard of D-Kynurenine. This product is intended for research and analytical applications. D-kynurenine, a metabolite of D-tryptophan, can serve as the bioprecursor of kynurenic acid (KYNA) and 3-hydroxykynurenine. D-Kynurenine is an agonist for G protein-coupled receptor, GPR109B. D-Kynurenine is a substrate in a fluorometric assay of D-amino acid oxidase. D-kynurenine promotes epithelial-to-mesenchymal transition via activating aryl hydrocarbon receptor (AHR).
    D-Kynurenine (Standard)
  • HY-136438R
    Toltrazuril sulfoxide (Standard)
    Toltrazuril sulfoxide (Standard) is the analytical standard of Toltrazuril sulfoxide. This product is intended for research and analytical applications. Toltrazuril sulfoxide is a short-lived intermediary metabolite of Toltrazuril (HY-B0175), and then can be metabolized to the reactive toltrazuril sulfone (TZR-SO2) in vivo. Toltrazuril is an antiprotozoal agent that acts upon Coccidia parasites.
    Toltrazuril sulfoxide (Standard)
  • HY-N0472R
    Geraniin (Standard)
    Geraniin (Standard) is the analytical standard of Geraniin. This product is intended for research and analytical applications. Geraniin is a TNF-α releasing inhibitor with numerous activities including anticancer, anti-inflammatory, and anti-hyperglycemic activities, with an IC50 of 43 μM.
    Geraniin (Standard)
  • HY-B1257R
    Cefmetazole sodium (Standard)
    Cefmetazole (sodium) (Standard) is the analytical standard of Cefmetazole (sodium). This product is intended for research and analytical applications. Cefmetazole sodium (Sodium cefmetazole) is a semisynthetic cephamycin antibiotic with broad-spectrum antibacterial activity, covering gram-positive, gram-negative, and anaerobic bacteria. Cefmetazole sodium binds to penicillin binding proteins (PBPs), resulting in interfering bacterial cell wall biosynthesis. Cefmetazole sodium is used for the research of gynecologic, intraabdominal, urinary tract, respiratory tract and skin and soft tissue infections.
    Cefmetazole sodium (Standard)
  • HY-N2922R
    β-Amyrin (Standard)
    β-Amyrin shows effectively counteract amyloid β (Aβ)-induced impairment of long-term potentiation (LTP). β-Amyrin is a promising candidate for Alzheimer's disease (AD) research. β-Amyrin exhibits anti-inflammatory effects, protective activity against pulmonary fibrosis, and notable antibacterial capabilities. β-Amyrin is an orally active natural triterpenoid compound.
    β-Amyrin (Standard)
  • HY-N1282R
    Seneciphylline (Standard)
    Seneciphylline (Standard) is the analytical standard of Seneciphylline. This product is intended for research and analytical applications. Seneciphylline is a toxic pyrrolizidine alkaloid in Gynura japonica. Seneciphylline significantly increases the activities of epoxide hydrase and glutathione-S-transferase but causes reduction of cytochrome P-450 and related monooxygenase activities.
    Seneciphylline (Standard)
  • HY-W042156R
    Aegeline (Standard)
    Aegeline (Standard) is the analytical standard of Aegeline. This product is intended for research and analytical applications. Aegeline, a main alkaloid, mimics the yeast SNARE protein Sec22p in suppressing α-synuclein and Bax toxicity in yeast. Aegeline restores growth of yeast cells suppressed by either αsyn or Bax. Antioxidant activity.
    Aegeline (Standard)