3,4-Dichlorobenzenesulfonic Acid CAS 939-95-7

Purity 97%+In StockPharmaceutical Standards
CAS No.939-95-7
Molecular FormulaC6H4Cl2O3S
Molecular Weight227.07 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

3,4-Dichlorobenzenesulfonic Acid CAS 939-95-7 chemical structure

Description

Order 3,4-Dichlorobenzenesulfonic Acid (CAS 939-95-7) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C6H4Cl2O3S. Molecular weight: 227.07 g/mol. COA included with every batch.

Physical & Chemical Properties

Molecular FormulaC6H4Cl2O3S
Molecular Weight227.07 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in methanol, ethanol, DMSO, water
StabilityMay oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening; 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.)1957
Halogen ContentCl-containing
Sulfur Atoms1

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