88522-23-0Relevant articles and documents
2,5-Dichlorobenzenesulphonamide Derivatives and Their Biological Activities
El-Sharief, A. M. Sh.,Ammar, M. S.,Ammar, Y. A.,Zaki, M. E. A.
, p. 700 - 704 (2007/10/02)
2,5-Dichlorobenzenesulphonyl chloride (I) reacts with p-aminobenzoic acid to give IXc from which the corresponding esters (X), primary (XI) and secondary (XII) amides have been prepared.Reaction of I with hydrazine hydrate furnishes two hydrazides (XVIIIa