2-Cyanobenzenesulphonyl chloride ,with CAS number of 163563-64-2,can be called acetamide, 2-cyano-N-(2,4-dichloro-5-methoxyphenyl)- . 2-Cyano-N-(2,4dichloro-5-methoxyphenyl)acetamide (CAS NO.163563-64-2) is a Pale yellow powder.