申请人:Hoechst Aktiengesellschaft
公开号:US04691056A1
公开(公告)日:1987-09-01
The invention relates to new 3-halogenoacetonesulfonamides of the formula X--CH.sub.2 --CO--CH.sub.2 --SO.sub.2 NH.sub.2 in which X=F, Cl, Br or I, and to the preparation and use thereof. The preparation of the bromine compound according to the invention is effected by reacting acetonesulfonamide with bromine in aqueous solution. The fluorine, chlorine or iodine compound is prepared by reacting the bromine compound with a fluoride, chloride or iodide in an aprotic solvent. The compounds according to the invention can be used for the preparation of azo dyestuffs, plant protection agents, pharmaceuticals and textile auxiliaries.
本发明涉及新的3-卤代乙酰磺酰胺,其化学式为X-CH2-CO-CH2-SO2NH2,其中X=F、Cl、Br或I,并涉及其制备和应用。根据本发明,溴化合物的制备是通过在水溶液中将乙酰磺酰胺与溴反应而实现的。氟化合物、氯化合物或碘化合物是通过在无水溶剂中将溴化合物与氟化物、氯化物或碘化物反应而制备的。根据本发明,这些化合物可以用于制备偶氮染料、植物保护剂、药品和纺织助剂。