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    Chemical structure of 4-ethynyl-1H-indole-3-carboxylic acid , CAS 1638768-49-6, AChemBlock S78865

    4-ethynyl-1H-indole-3-carboxylic acid

    Catalog ID: S78865

    Product Name: 4-ethynyl-1H-indole-3-carboxylic acid
    CAS: 1638768-49-6
    MDL: MFCD27987641
    Purity: 97%
    FW: 185.18
    Formula: C₁₁H₇NO₂
    Synonym(s): 4-ethynyl-1h-indole-3-carboxylic acid
    Smiles: C#CC1=CC=CC2=C1C(C(=O)O)=CN2
    4-ethynyl-1H-indole-3-carboxylic acid 97%, CAS#: 1638768-49-6, Cat ID: S78865, BUILDING BLOCKS, AChemBlock
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    Packaging:1G List Price: $835 Quantity:
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    Aug 12,2026

    Packaging:5G List Price: $3,340 Quantity:
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    Aug 12,2026

    update on 06-17-2026

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    Safety Information
    Safety Information
    Pictograms GHS07
    Signal Word Warning
    Hazard Statements May cause an allergic skin reaction
    Causes serious eye irritation
    Precautionary Statements Wear protective gloves/protective clothing/eye protection/face protection.
    Product Information
    Product Information
    Product Information
    Purity 97%
    Appearances
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name 4-ethynyl-1h-indole-3-carboxylic acid
    HTS Code 29339982
    Smiles C#CC1=CC=CC2=C1C(C(=O)O)=CN2
    InChiKey OCUHIAQSUIPNQT-UHFFFAOYSA-N
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