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    Chemical structure of 2,3,3-trimethyl-3H-indole-5-sulfonic acid , CAS 132557-72-3, AChemBlock Q69520

    2,3,3-trimethyl-3H-indole-5-sulfonic acid

    Catalog ID: Q69520

    Product Name: 2,3,3-trimethyl-3H-indole-5-sulfonic acid
    CAS: 132557-72-3
    MDL: MFCD09033907
    Purity: 95%
    Appearance: pink solid
    FW: 239.3
    Formula: C₁₁H₁₃NO₃S
    Synonym(s): 2,3,3-trimethyl-3h-indole-5-sulfonic acid
    Smiles: CC1=NC2=C(/C=C(S(=O)(=O)O)\C=C/2)C1(C)C
    2,3,3-trimethyl-3H-indole-5-sulfonic acid 95%, CAS#: 132557-72-3, Cat ID: Q69520, BUILDING BLOCKS, AChemBlock
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    Grouped product items
    Packaging List Price Qty Total Total_Price($) Availability Estimated Ship Time
    Packaging:250MG List Price: $90 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock San Francisco Estimated Ship Time:

    Jun 16,2026

    Packaging:1G List Price: $200 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock San Francisco Estimated Ship Time:

    Jun 16,2026

    Packaging:5G List Price: $600 Quantity:
    		Total:-- Total_Price($):-- Availability: In Stock Global Estimated Ship Time:

    Jun 29,2026

    update on 06-15-2026

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    Safety Information
    Safety Information
    Pictograms GHS07
    Signal Word warning
    Hazard Statements Harmful if swallowed
    Causes skin irritation
    Causes serious eye irritation
    May cause respiratory irritation
    Precautionary Statements Avoid breathing dust/fume/gas/mist/vapours/spray.
    Wear protective gloves/protective clothing/eye protection/face protection.
    Product Information
    Product Information
    Product Information
    Purity 95%
    Appearances pink solid
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name 2,3,3-trimethyl-3h-indole-5-sulfonic acid
    HTS Code 2933998290
    Smiles CC1=NC2=C(/C=C(S(=O)(=O)O)\C=C/2)C1(C)C
    InChiKey HUFDYAIAEFHOKI-UHFFFAOYSA-N
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