CAS 2207-32-1: 5-Chlorobenzo-2,1,3-thiadiazole

5-Chlorobenzo-2,1,3-thiadiazole

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

5-Chloro-2,1,3-benzothiadiazole is a drug substance that belongs to the group of benzothiadiazoles. It is an organic solvent that is used in the chloromethylation of aromatic compounds and as a chromatographic reagent. 5-Chloro-2,1,3-benzothiadiazole has been used in research studies on the chlorination of acetonitrile and chloride. This drug is synthesized by reacting benzene with selenium dioxide and sodium hydroxide. 5-Chloro-2,1,3-benzothiadiazole can be produced by reacting benzene with nitromethane and oxalic acid or by heating phthalic anhydride with a solution of potassium hydroxide in acetonitrile. The liquid chromatography method is used to separate this drug from impurities such as monochloride,