申请人:A. H. Robins Company, Inc.
公开号:US04207327A1
公开(公告)日:1980-06-10
N-(4-Pyrazolidinyl)benzamides having the formula ##STR1## and their amino precursors are disclosed wherein R is lower alkyl, lower cycloalkyl or phenyllower-alkyl; R.sup.1 is lower alkyl, lower cycloalkyl, or phenyllower-alkyl; R.sup.2 is hydrogen, lower alkyl or phenyl; R.sup.3 is hydroxy, cyano, nitro, amino, fluoro, chloro, bromo, trifluoromethyl, lower alkyl, lower alkoxy, sulfamoyl or actamido, R.sup.3 can be the same radical or different radicals; n is an integer from zero to three inclusive, and pharmaceutically acceptable acid addition salts thereof. The compounds have anti-emetic and gastric emptying properties.
本发明揭示了具有以下式子的N-(4-吡唑啉基)苯甲酰胺及其氨基前体:##STR1## 其中R为低碳基,低环烷基或苯基低碳基;R.sup.1为低碳基,低环烷基或苯基低碳基;R.sup.2为氢,低碳基或苯基;R.sup.3为羟基,氰基,硝基,氨基,氟基,氯基,溴基,三氟甲基,低碳基,低氧基,磺酰胺基或乙酰胺基,R.sup.3可以是相同的基团或不同的基团;n是从零到三的整数,包括其药物可接受的酸加盐。这些化合物具有抗恶心和胃排空特性。