申请人:Takeda Chemical Industries, Ltd.
公开号:US04202975A1
公开(公告)日:1980-05-13
Isoxazolo[3,4-d]pyrimidines of the formula ##STR1## wherein R.sup.1, R.sup.2 and R.sup.3, respectively, are hydrogen, lower alkyl, cycloalkyl, or aryl which may be substituted by halogen, are useful as antiinflammatory-analgesic drugs, and the industrially feasible production thereof is provided.
式为##STR1##的异噁唑[3,4-d]嘧啶,其中R.sup.1,R.sup.2和R.sup.3分别为氢,低烷基,环烷基或芳基,可以被卤素取代,可用作抗炎镇痛药物,其工业可行的生产方法也提供了。