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    Chemical structure of 2-{5-[1-(5-carboxypentyl)-3,3-dimethyl-5-sulfo-2,3-dihydro-1H-indol-2-ylidene]penta-1,3-dien-1-yl}-1,3,3-trimethyl-3H-indol-1-ium-5-sulfonate , CAS 1121756-16-8, AChemBlock X185504

    2-{5-[1-(5-carboxypentyl)-3,3-dimethyl-5-sulfo-2,3-dihydro-1H-indol-2-ylidene]penta-1,3-dien-1-yl}-1,3,3-trimethyl-3H-indol-1-ium-5-sulfonate

    Catalog ID: X185504

    Product Name: 2-{5-[1-(5-carboxypentyl)-3,3-dimethyl-5-sulfo-2,3-dihydro-1H-indol-2-ylidene]penta-1,3-dien-1-yl}-1,3,3-trimethyl-3H-indol-1-ium-5-sulfonate
    CAS: 1121756-16-8
    Purity: 95%
    Appearance: brown powder
    FW: 642.78
    Formula: C₃₂H₃₈N₂O₈S₂
    Synonym(s): 2-((1E,3E)-5-((E)-1-(5-carboxypentyl)-3,3-dimethyl-5-sulfoindolin-2-ylidene)penta-1,3-dien-1-yl)-1,3,3-trimethyl-3H-indol-1-ium-5-sulfonate
    Smiles: O=S(C1=CC2=C([N+](C)=C(/C=C/C=C/C=C3N(CCCCCC(O)=O)C4=C(C=C(S(=O)(O)=O)C=C4)C/3(C)C)C2(C)C)C=C1)([O-])=O
    2-{5-[1-(5-carboxypentyl)-3,3-dimethyl-5-sulfo-2,3-dihydro-1H-indol-2-ylidene]penta-1,3-dien-1-yl}-1,3,3-trimethyl-3H-indol-1-ium-5-sulfonate 95%, CAS#: 1121756-16-8, Cat ID: X185504, BUILDING BLOCKS, AChemBlock
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    Packaging:5MG List Price: $120 Quantity:
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    Jun 16,2026

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    Jun 29,2026

    update on 06-15-2026

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    Purity 95%
    Appearances brown powder
    Storage
    Shipping normal
    MSDS Download MSDS
    IUPAC Name 2-((1E,3E)-5-((E)-1-(5-carboxypentyl)-3,3-dimethyl-5-sulfoindolin-2-ylidene)penta-1,3-dien-1-yl)-1,3,3-trimethyl-3H-indol-1-ium-5-sulfonate
    HTS Code
    Smiles O=S(C1=CC2=C([N+](C)=C(/C=C/C=C/C=C3N(CCCCCC(O)=O)C4=C(C=C(S(=O)(O)=O)C=C4)C/3(C)C)C2(C)C)C=C1)([O-])=O
    InChiKey DTIFRUNGEJKSRN-UHFFFAOYSA-N
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