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    Chemical structure of Siwanine B , CAS 159903-63-6, AChemBlock AD275507

    Siwanine B

    Catalog ID: AD275507

    Product Name: Siwanine B
    CAS: 159903-63-6
    Purity: 97%
    FW: 491.58
    Formula: C₂₆H₃₇NO₈
    Synonym(s): (3aR,5S,6R,7S,7aS,8S,8aR,9S,12R,14aS,14bS,15S,16R)-14-ethyl-5,8-dihydroxy-7,9-dimethoxy-12-methyl-4,5,6,7,7a,8,12,13,14,14a-decahydro-9H-8a,12,14b-(epiethane[1,1,2]triyl)-6,8-methano[1,3]dioxolo[4',5':1,8a]naphtho[2,3-b]azocin-15-yl acetate
    Smiles: O[C@]12[C@@]34[C@@]5([H])[C@@]6([C@]7(OCO6)[C@@]1([H])[C@H]([C@]([C@H](C7)O)([H])C2)OC)[C@H]([C@]3([H])[C@](CN5CC)(C=C[C@@H]4OC)C)OC(C)=O
    Siwanine B 97%, CAS#: 159903-63-6, Cat ID: AD275507, PLANT EXTRACTS, AChemBlock
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    Packaging:5MG List Price: $1,470 Quantity:
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    Jun 29,2026

    update on 06-15-2026

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    Purity 97%
    Appearances
    Storage Store at 0-8 °C
    Shipping normal
    MSDS Download MSDS
    IUPAC Name (3aR,5S,6R,7S,7aS,8S,8aR,9S,12R,14aS,14bS,15S,16R)-14-ethyl-5,8-dihydroxy-7,9-dimethoxy-12-methyl-4,5,6,7,7a,8,12,13,14,14a-decahydro-9H-8a,12,14b-(epiethane[1,1,2]triyl)-6,8-methano[1,3]dioxolo[4',5':1,8a]naphtho[2,3-b]azocin-15-yl acetate
    HTS Code
    Smiles O[C@]12[C@@]34[C@@]5([H])[C@@]6([C@]7(OCO6)[C@@]1([H])[C@H]([C@]([C@H](C7)O)([H])C2)OC)[C@H]([C@]3([H])[C@](CN5CC)(C=C[C@@H]4OC)C)OC(C)=O
    InChiKey IWDNFYTUTCUHPW-GUXIHRGDSA-N
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