申请人:Takeda Chemical Industries, Ltd.
公开号:US04284644A1
公开(公告)日:1981-08-18
Novel spiro compounds of the formula: ##STR1## wherein Ring A represents a benzene ring or a naphthalene ring, said rings being unsubstituted or substituted by at least one of lower alkyl, nitro, halogen, amino which may optionally be substituted, hydroxyl which may optionally be substituted, acyl, sulfamoyl, carboxyl, lower alkoxycarbonyl, carbamoyl which may optionally be substituted, ureido which may optionally be substituted, thioureido which may optionally be substituted, lower alkylthio, lower alkylsulfinyl, lower alkylsulfonyl, aminomethyl which may optionally be substituted, cyano and phenyl, have gastric secretion inhibitive, anti-inflammatory and analgesic activities, and are of value as drugs.
式:##STR1##中的新螺环化合物,其中环A代表苯环或萘环,所述环未取代或被至少一种以下取代的取代基所取代:较低烷基,硝基,卤素,氨基(可选择性地被取代),羟基(可选择性地被取代),酰基,磺胺基,羧基,较低烷氧羰基,氨基甲酰(可选择性地被取代),脲基(可选择性地被取代),硫脲基(可选择性地被取代),较低烷基硫基,较低烷基亚砜基,较低烷基砜基,氨甲基(可选择性地被取代),氰基和苯基,具有抑制胃酸分泌、抗炎和镇痛活性,并且作为药物具有价值。