2,5-Dichloro-4-methylbenzene-1-sulfonyl chloride CAS 473477-22-4

Purity 97%+In StockPharmaceutical Standards
CAS No.473477-22-4
Molecular FormulaC7H5Cl3O2S
Molecular Weight259.54 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

2,5-Dichloro-4-methylbenzene-1-sulfonyl chloride CAS 473477-22-4 chemical structure

Description

CATO supplies 2,5-Dichloro-4-methylbenzene-1-sulfonyl chloride (CAS 473477-22-4), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C7H5Cl3O2S. Molecular weight: 259.54 g/mol. Batch-specific COA and technical support are available on request.

Physical & Chemical Properties

Molecular FormulaC7H5Cl3O2S
Molecular Weight259.54 g/mol
Purity97%+
StorageStore at room temperature, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, acetonitrile, DMSO, water (slightly soluble)
StabilityMay oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions
Degree of Unsaturation (DBE)4.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Sulfur Atoms1

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