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    Chemical structure of Withanolide S , CAS 63139-16-2, AChemBlock AD274420

    Withanolide S

    Catalog ID: AD274420

    Product Name: Withanolide S
    CAS: 63139-16-2
    Purity: 97%
    FW: 504.62
    Formula: C₂₈H₄₀O₈
    Synonym(s): (R)-6-((S)-1-hydroxy-1-((5R,6R,8R,9S,10R,13S,14R,17S)-5,6,14,17-tetrahydroxy-10,13-dimethyl-1-oxo-4,5,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)ethyl)-3,4-dimethyl-5,6-dihydro-2H-pyran-2-one
    Smiles: O=C(C(C)=C(C)C1)O[C@@]1([H])[C@@](O)(C)[C@@]2(O)[C@](CC3)(C)[C@](CC2)(O)[C@@](C[C@H]4O)([H])[C@@]3([H])[C@](C(C=CC5)=O)(C)[C@@]45O
    Withanolide S 97%, CAS#: 63139-16-2, Cat ID: AD274420, PLANT EXTRACTS, AChemBlock
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    Packaging:5MG List Price: $1,325 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock Global Estimated Ship Time:

    Jun 29,2026

    Packaging:25MG List Price: $3,975 Quantity:
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    Aug 10,2026

    update on 06-14-2026

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    Purity 97%
    Appearances
    Storage Store at 0-8 °C
    Shipping normal
    MSDS Download MSDS
    IUPAC Name (R)-6-((S)-1-hydroxy-1-((5R,6R,8R,9S,10R,13S,14R,17S)-5,6,14,17-tetrahydroxy-10,13-dimethyl-1-oxo-4,5,6,7,8,9,10,11,12,13,14,15,16,17-tetradecahydro-1H-cyclopenta[a]phenanthren-17-yl)ethyl)-3,4-dimethyl-5,6-dihydro-2H-pyran-2-one
    HTS Code
    Smiles O=C(C(C)=C(C)C1)O[C@@]1([H])[C@@](O)(C)[C@@]2(O)[C@](CC3)(C)[C@](CC2)(O)[C@@](C[C@H]4O)([H])[C@@]3([H])[C@](C(C=CC5)=O)(C)[C@@]45O
    InChiKey PQZVBIJEPVKNOZ-PCLZMVHQSA-N
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