申请人:Taiho Pharmaceutical Company Limited
公开号:US04666911A1
公开(公告)日:1987-05-19
An analgesic compositon containing as active ingredient an allophanoylpiperazine compound represented by the general formula ##STR1## wherein R.sup.1 represents a lower alkyl group or phenyl group; R.sup.2 and R.sup.3 each represents a hydrogen atom or a lower alkyl group; and R.sup.4 represents a phenyl group or a substituted phenyl group having as substituent a halogen atom or methyl, trifluoromethyl, hydroxyl, methoxy, methylenedioxy, nitro, or carboxyl group; pyridyl group, pyrimidyl group, thiazolyl group, benzyl group, cinnamyl group, cyclohexyl group, a lower alkyl group, a substituted lower alkyl group having chlorine atom or hydroxyl group as substituent; or a lower alkenyl group.
一种镇痛组合物,其活性成分为由通式##STR1##所表示的异脲酰哌嗪化合物,其中R.sup.1代表较低的烷基或苯基;R.sup.2和R.sup.3各自代表氢原子或较低的烷基;R.sup.4代表苯基或取代苯基,其取代基为卤原子或甲基、三氟甲基、羟基、甲氧基、亚甲二氧基、硝基或羧基;吡啶基、嘧啶基、噻唑基、苄基、肉桂基、环己基、较低的烷基、取代的较低的烷基,其取代基为氯原子或羟基;或较低的烯基。