products Acetoacetate Pigment Series 1,2-Chloro-5-Sulphophenyl-3-Methyl-5-Pyrazolone

1-(2-Chloro-5-Sulphophenyl)-3-Methyl-5-Pyrazolone

    • Product Name: 1-(2-Chloro-5-Sulphophenyl)-3-Methyl-5-Pyrazolone
    • Chemical Name (IUPAC): 1-(2-chloro-5-sulphophenyl)-3-methyl-1,5-dihydro-4H-pyrazol-5-one
    • CAS No.: 118-93-4
    • Chemical Formula: C10H9ClN2O4S
    • Form/Physical State: Powder/Solid
    • Factroy Site: No.968 Jiangshan Road Nantong Economic and Technological Development Zone, Jiangsu, China
    • Price Inquiry: sales7@boxa-chem.com
    • Manufacturer: Nantong Acetic Acid Chemical Co., Ltd.
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    Specifications

    HS Code

    419982
    Chemical Name 1-(2-Chloro-5-Sulphophenyl)-3-Methyl-5-Pyrazolone
    Cas Number 89-40-7
    Molecular Formula C10H8ClN2O3S
    Molecular Weight 272.70 g/mol
    Appearance Yellow to orange powder
    Solubility Soluble in water
    Melting Point Around 300°C (decomposes)
    Synonyms Chlorsulfonamido phenazone, CSMP, Chloramine yellow
    Ph 1 Solution 5.0 - 7.0
    Usage Reagent for the determination of phenol and chlorine

    As an accredited 1-(2-Chloro-5-Sulphophenyl)-3-Methyl-5-Pyrazolone factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

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