申请人:Sumitomo Chemical Company, Limited
公开号:US03956385A1
公开(公告)日:1976-05-11
Sulfonylamide derivatives of the formula, RSO.sub.2 NHC.sub.2 H.sub.4 Cl wherein R is an alkyl or a phenyl group, which are particularly useful for the production of photographic chemicals, are prepared by the reaction between a sulfonylhalide of the formula, RSO.sub.2 X wherein R is as defined above, and X is chlorine or bromine, and 2-chloroethylamine or its salt, which is prepared by the chlorination of monoethanolamine with thionylchloride.
该文献介绍了一种化合物的衍生物,其化学式为RSO.sub.2 NHC.sub.2 H.sub.4 Cl,其中R为烷基或苯基,该衍生物在摄影化学品的生产中特别有用。该衍生物的制备方法为将化学式为RSO.sub.2 X的磺酰卤与2-氯乙基胺或其盐(通过单乙醇胺与氯化亚磺酰反应制备)反应。其中,R的定义如上所述,X为氯或溴。