申请人:Sterling Drug Inc.
公开号:US04126620A1
公开(公告)日:1978-11-21
2,4,5,6-Tetrahydrocyclopenta[c]pyrrole-4-carboxamide and 4-thiocarboxamide derivatives useful as antisecretory and anti-ulcer agents are prepared by hydrolysis or thiohydrolysis of the corresponding 2,4,5,6-tetrahydrocyclopenta[c]pyrrole-4-carbonitriles or, in the case of the thiocarboxamides, by reaction of the 4-carboxamide with phosphorus pentasulfide.
2,4,5,6-四氢环戊[c]吡咯-4-羧酰胺和4-硫代羧酰胺衍生物可用作抗分泌和抗溃疡剂,通过对应的2,4,5,6-四氢环戊[c]吡咯-4-碳腈的水解或硫醇水解制备,对于硫代羧酰胺,通过4-羧酰胺与五硫化二磷的反应制备。