1,3,5-Benzenetrisulfonylchloride CAS 21538-06-7

Purity 97%+In StockPharmaceutical Standards
CAS No.21538-06-7
Molecular FormulaC6H3Cl3O6S3
Molecular Weight373.64 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1,3,5-Benzenetrisulfonylchloride CAS 21538-06-7 chemical structure

Description

1,3,5-Benzenetrisulfonylchloride (CAS 21538-06-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C6H3Cl3O6S3. Molecular weight: 373.64 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.

Physical & Chemical Properties

Molecular FormulaC6H3Cl3O6S3
Molecular Weight373.64 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), keep sealed and dry
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.)1963
Halogen ContentCl-containing
Sulfur Atoms3

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