4-Methylbenzene-1,3-disulfonyl dichloride CAS 2767-77-3

Purity 97%+In StockPharmaceutical Standards
CAS No.2767-77-3
Molecular FormulaC7H6Cl2O4S2
Molecular Weight289.16 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

4-Methylbenzene-1,3-disulfonyl dichloride CAS 2767-77-3 chemical structure

Description

4-Methylbenzene-1,3-disulfonyl dichloride (CAS 2767-77-3) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C7H6Cl2O4S2. Molecular weight: 289.16 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC7H6Cl2O4S2
Molecular Weight289.16 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 Atoms2

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