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    Chemical structure of 4-chloro-5H,7H-thieno[3,4-d]pyrimidine , CAS 53826-89-4, AChemBlock S75171

    4-chloro-5H,7H-thieno[3,4-d]pyrimidine

    Catalog ID: S75171

    Product Name: 4-chloro-5H,7H-thieno[3,4-d]pyrimidine
    CAS: 53826-89-4
    MDL: MFCD11518938
    Purity: 97%
    FW: 172.63
    Formula: C₆H₅ClN₂S
    Synonym(s): 4-chloro-5,7-dihydrothieno[3,4-d]pyrimidine
    Smiles: ClC1=C2CSCC2=NC=N1
    4-chloro-5H,7H-thieno[3,4-d]pyrimidine 97%, CAS#: 53826-89-4, Cat ID: S75171, BUILDING BLOCKS, AChemBlock
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    Packaging:250MG List Price: $310 Quantity:
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    Aug 10,2026

    Packaging:1G List Price: $835 Quantity:
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    Aug 10,2026

    Packaging:5G List Price: $3,340 Quantity:
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    Aug 10,2026

    update on 06-15-2026

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    Safety Information
    Safety Information
    Pictograms GHS06
    Signal Word Danger
    Hazard Statements Toxic if swallowed
    Causes serious eye irritation
    Product Information
    Product Information
    Product Information
    Purity 97%
    Appearances
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name 4-chloro-5,7-dihydrothieno[3,4-d]pyrimidine
    HTS Code 2934999001
    Smiles ClC1=C2CSCC2=NC=N1
    InChiKey WYEUXQBLKOGGPZ-UHFFFAOYSA-N
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