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    Chemical structure of 5-TAMRA NHS ester , CAS 321862-17-3, AChemBlock AD287198

    5-TAMRA NHS ester

    Catalog ID: AD287198

    Product Name: 5-TAMRA NHS ester
    CAS: 321862-17-3
    Purity: 98%
    FW: 527.53
    Formula: C₂₉H₂₅N₃O₇
    Synonym(s): 2,5-dioxopyrrolidin-1-yl 3',6'-bis(dimethylamino)-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-5-carboxylate
    Smiles: O=C(C1=CC2=C(C3(C4=C(OC5=C3C=CC(N(C)C)=C5)C=C(N(C)C)C=C4)OC2=O)C=C1)ON6C(CCC6=O)=O
    5-TAMRA NHS ester 98%, CAS#: 321862-17-3, Cat ID: AD287198, , AChemBlock
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    Packaging List Price Qty Total Total_Price($) Availability Estimated Ship Time
    Packaging:5MG List Price: $170 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock Global Estimated Ship Time:

    Jun 29,2026

    Packaging:10MG List Price: $275 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock Global Estimated Ship Time:

    Jun 29,2026

    update on 06-14-2026

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    Purity 98%
    Appearances
    Storage Store at Room Tem.
    Shipping normal
    MSDS Download MSDS
    IUPAC Name 2,5-dioxopyrrolidin-1-yl 3',6'-bis(dimethylamino)-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-5-carboxylate
    HTS Code
    Smiles O=C(C1=CC2=C(C3(C4=C(OC5=C3C=CC(N(C)C)=C5)C=C(N(C)C)C=C4)OC2=O)C=C1)ON6C(CCC6=O)=O
    InChiKey CXYYHBMOVJJZTD-UHFFFAOYSA-N
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