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    Chemical structure of Alexa fluor 647 NHS ester , CAS 1620475-28-6, AChemBlock AD279713

    Alexa fluor 647 NHS ester

    Catalog ID: AD279713

    Product Name: Alexa fluor 647 NHS ester
    CAS: 1620475-28-6
    Purity: 97%
    Appearance: Blue Powder
    FW: 942.05
    Formula: C₃₉H₄₇N₃O₁₆S₄
    Synonym(s): 3-(2-(5-(3,3-dimethyl-5-sulfo-1-(3-sulfopropyl)indolin-2-ylidene)penta-1,3-dien-1-yl)-3-(5-((2,5-dioxopyrrolidin-1-yl)oxy)-5-oxopentyl)-3-methyl-5-sulfo-3H-indol-1-ium-1-yl)propane-1-sulfonate
    Smiles: O=C(CCCCC1(C)C2=C([N+](CCCS(=O)([O-])=O)=C1C=CC=CC=C3N(CCCS(=O)(O)=O)C4=CC=C(S(=O)(O)=O)C=C4C3(C)C)C=CC(S(=O)(O)=O)=C2)ON5C(CCC5=O)=O
    Alexa fluor 647 NHS ester 97%, CAS#: 1620475-28-6, Cat ID: AD279713, FLUORESCENT DYE, AChemBlock
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    Grouped product items
    Packaging List Price Qty Total Total_Price($) Availability Estimated Ship Time
    Packaging:5MG List Price: $285 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock Global Estimated Ship Time:

    Jul 10,2026

    Packaging:25MG List Price: $855 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock Global Estimated Ship Time:

    Jul 10,2026

    update on 06-27-2026

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    Purity 97%
    Appearances Blue Powder
    Storage Store at 0-8 °C
    Shipping Room Temp.
    MSDS Download MSDS
    IUPAC Name 3-(2-(5-(3,3-dimethyl-5-sulfo-1-(3-sulfopropyl)indolin-2-ylidene)penta-1,3-dien-1-yl)-3-(5-((2,5-dioxopyrrolidin-1-yl)oxy)-5-oxopentyl)-3-methyl-5-sulfo-3H-indol-1-ium-1-yl)propane-1-sulfonate
    HTS Code
    Smiles O=C(CCCCC1(C)C2=C([N+](CCCS(=O)([O-])=O)=C1C=CC=CC=C3N(CCCS(=O)(O)=O)C4=CC=C(S(=O)(O)=O)C=C4C3(C)C)C=CC(S(=O)(O)=O)=C2)ON5C(CCC5=O)=O
    InChiKey WTYBXOVGGRVXPB-UHFFFAOYSA-N
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