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    Chemical structure of 4-chlorothieno[2,3-d]pyridazine-7-carboxylic acid , CAS 1638768-45-2, AChemBlock S78867

    4-chlorothieno[2,3-d]pyridazine-7-carboxylic acid

    Catalog ID: S78867

    Product Name: 4-chlorothieno[2,3-d]pyridazine-7-carboxylic acid
    CAS: 1638768-45-2
    MDL: MFCD27987640
    Purity: 97%
    FW: 214.62
    Formula: C₇H₃ClN₂O₂S
    Synonym(s): 4-chlorothieno[2,3-d]pyridazine-7-carboxylic acid
    Smiles: O=C(O)C1=NN=C(Cl)C2=C1SC=C2
    4-chlorothieno[2,3-d]pyridazine-7-carboxylic acid 97%, CAS#: 1638768-45-2, Cat ID: S78867, BUILDING BLOCKS, AChemBlock
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    Packaging List Price Qty Total Total_Price($) Availability Estimated Ship Time
    Packaging:250MG List Price: $595 Quantity:
    		Total:-- Total_Price($):-- Availability: Enquiry Estimated Ship Time:

    Aug 11,2026

    Packaging:1G List Price: $1,490 Quantity:
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    Aug 11,2026

    update on 06-15-2026

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    Safety Information
    Safety Information
    Pictograms GHS07
    Signal Word Warning
    Hazard Statements Causes skin irritation
    May cause an allergic skin reaction
    Causes serious eye irritation
    May cause respiratory irritation
    Precautionary Statements Avoid breathing dust/fume/gas/mist/vapours/spray.
    Product Information
    Product Information
    Product Information
    Purity 97%
    Appearances
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name 4-chlorothieno[2,3-d]pyridazine-7-carboxylic acid
    HTS Code 2934999001
    Smiles O=C(O)C1=NN=C(Cl)C2=C1SC=C2
    InChiKey WHZBVMMUACSTOC-UHFFFAOYSA-N
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