1,2,3-Benzothiadiazole-5-carbonyl chloride 321309-32-4 benzo[d][1,2,3]thiadiazole-5-carbonyl chloride CAS 321309-32-4

Purity 97%+In StockPharmaceutical Standards
CAS No.321309-32-4
Molecular FormulaC7H3ClN2OS
Molecular Weight198.63 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

1,2,3-Benzothiadiazole-5-carbonyl chloride 321309-32-4 benzo[d][1,2,3]thiadiazole-5-carbonyl chloride CAS 321309-32-4 chemical structure

Description

1,2,3-Benzothiadiazole-5-carbonyl chloride 321309-32-4 benzo[d][1,2,3]thiadiazole-5-carbonyl chloride (CAS 321309-32-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C7H3ClN2OS. Molecular weight: 198.63 g/mol. Each batch is supplied with a Certificate of Analysis (COA).

Physical & Chemical Properties

Molecular FormulaC7H3ClN2OS
Molecular Weight198.63 g/mol
Purity97%+
StorageStore at 2-8°C, protect from light, keep tightly closed to prevent evaporation
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light
Degree of Unsaturation (DBE)7.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)2025
Halogen ContentCl-containing
Nitrogen Atoms2
Sulfur Atoms1

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