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(+)-taxifolin

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Origin: China

CasNo: 480-18-2

specification: 99%min

Min order Quantity: 1 /kg

Supply Ability: 50 mt/month

Lead time: 7 days for OEM, 3 days for ready goods

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  • Products Specification
  • Description
  • Quick Details

    Type:
    Taxifolin
    Form:
    Powder
    Part:
    Leaf
    Extraction Type:
    Liquid-Solid Extraction
    Packaging:
    DRUM, Vacuum Packed
    Place of Origin:
    Shaanxi, China
    Grade:
    Pharmaceutical /Food grade
    Brand Name:
    SONWU
    Model Number:
    SWP MER 0993
    Product Name:
    100% natural Taxifolin 480-18-2// 98% Dihydroquercetin powder
    Appearance:
    Light Yellow Powder
    Active Ingredient:
    Taxifolin
    Specification:
    80%-98%
    Application:
    Health-care Products
    Test Method:
    HPLC UV

    Packaging&Delivery

    Packaging Details
    100% natural Taxifolin 480-18-2// 98% Dihydroquercetin powder
    1kg/bag
    25kg/drum
    Port
    guangzhou shanhai
    Lead Time:
    2-3 days after you payment
  • Property

    CAS No.: 480-18-2 Formula: C15H12O7 Molecular Weight: 304.25200

    Description

    Taxifolin is a flavanonol, a type of flavonoid.

    Basic Info

    Chemical Name (+)-taxifolin
    Synonyms

    (+)-Taxifolin;
    (3R)-2-(3,4-Dihydroxyphenyl)-3,5,7-trihydroxy-2,3-dihydro-4H-chromen-4-one;
    Taxifolin;
    4H-1-Benzopyran-4-one, 2-(3,4-dihydroxyphenyl)-2,3-dihydro-3,5,7-trihydroxy-, (2R-trans)-;
    (2R,3R)-3,3',4',5,7-Pentahydroxyflavanone;

    CAS No. 480-18-2
    Molecular Formula C15H12O7
    Molecular Weight 304.25200
    PSA 127.45000
    LogP 1.18630

    Properties

    Appearance & Physical State Yellowish powder
    Density 1.702 g/cm3
    Boiling Point 687.6ºC
    Melting Point 230-233ºC
    Flash Point 264.2ºC
    Refractive Index 1.762
    Storage Condition -20ºC Freezer
    Vapor Pressure 7.51E-20mmHg at 25°C

    Safety Info

    RTECS LK6920000
    Safety Statements S22; S24/25
    HS Code 2932999099
    WGK Germany 3
    Risk Statements R22

    Synthesis Route

    (2R,3R)-2"-acetylastilbin(+)-taxifolin
    (+)-3',4',3,5,7-penta-O-benzyltaxifolin(+)-taxifolin
    taxifolin O-α-D-glucoside(+)-taxifolin

    Toxicity

    Exposure Route Type of Test Species Observed Dose/Duration Toxic Effects
    Intraperitoneal LD50 - Lethal dose, 50 percent kill Rodent - rat 1200 mg/kg 1.Biochemical-Metabolism (Intermediary)-effect on inflammation or mediation of inflammation
    Intraperitoneal LD50 - Lethal dose, 50 percent kill Rodent - mouse 985 mg/kg 1.Details of toxic effects not reported other than lethal dose value
    - Mutation in microorganisms - 100 ug/plate -

    Precursor

    taxifolin O-α-D-glucoside
    (-)-chalcone epoxide
    astilbin
    (2R,3R)-2"-acetylastilbin

    Downstream Product

    quercetin
    (+/-)-alphitonin
    2-(3,4-dimethoxyphenyl)-5,7-dimethoxychromen-4-one
    eriodictyol

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