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    Chemical structure of 2-chloro-5,7-dihydrothieno[3,4-d]pyrimidine 6,6-dioxide , CAS 1783678-42-1, AChemBlock S78371

    2-chloro-5,7-dihydrothieno[3,4-d]pyrimidine 6,6-dioxide

    Catalog ID: S78371

    Product Name: 2-chloro-5,7-dihydrothieno[3,4-d]pyrimidine 6,6-dioxide
    CAS: 1783678-42-1
    MDL: MFCD31926762
    Purity: 97%
    Appearance: white solid
    FW: 204.63
    Formula: C₆H₅ClN₂O₂S
    Synonym(s): 2-chloro-5,7-dihydrothieno[3,4-d]pyrimidine 6,6-dioxide
    Smiles: O=S1(=O)CC2=CN=C(Cl)N=C2C1
    2-chloro-5,7-dihydrothieno[3,4-d]pyrimidine 6,6-dioxide 97%, CAS#: 1783678-42-1, Cat ID: S78371, BUILDING BLOCKS, AChemBlock
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    Packaging:250MG List Price: $745 Quantity:
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    Jul 13,2026

    Packaging:1G List Price: $1,865 Quantity:
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    Jul 13,2026

    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 white solid
    Storage Store at 0-8 °C
    Shipping Room Temp
    MSDS Download MSDS
    IUPAC Name 2-chloro-5,7-dihydrothieno[3,4-d]pyrimidine 6,6-dioxide
    HTS Code 2934999001
    Smiles O=S1(=O)CC2=CN=C(Cl)N=C2C1
    InChiKey SPHRHSDASJTVEH-UHFFFAOYSA-N
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