申请人:Roehm GmbH Chemische Fabrik
公开号:US04874763A1
公开(公告)日:1989-10-17
A pharmaceutically efficacious pteridine compound of formula: ##STR1## wherein R.sub.1 is hydrogen, halogen, trifluoromethyl, nitro, a --(A).sub.n --OR.sub.3 group, wherein R.sub.3 is hydrogen or a C.sub.1-6 alkyl group, a --(A).sub.n --NR.sub.4 R.sub.5 group, wherein R.sub.4 and R.sub.5 independently of each other are hydrogen or a C.sub.1-6 alkyl group or R.sub.4 and R.sub.5 together with the nitrogen atom form a 5- or 6-membered ring that is substituted with a C.sub.1-4 alkyl group and wherein A is a linking group having 1 to 6 linking carbon atoms, one of which can be replaced by oxygen and wherein n is zero or one, and wherein R.sub.2 is hydrogen or, independently of R.sub.1, has the same meaning as R.sub.1, with the proviso that R.sub.1 and R.sub.2 are not simultaneously hydrogen, and the physiologically acceptable acid addition salts thereof.
一种具有药物效力的黄嘌呤类化合物,其化学式为:##STR1## 其中R.sub.1为氢、卤素、三氟甲基、硝基、--(A).sub.n--OR.sub.3基团,其中R.sub.3为氢或C.sub.1-6烷基,--(A).sub.n--NR.sub.4R.sub.5基团,其中R.sub.4和R.sub.5独立地为氢或C.sub.1-6烷基,或R.sub.4和R.sub.5与氮原子一起形成一个5-或6-成员环,该环被C.sub.1-4烷基取代,其中A是具有1到6个连接碳原子的连接基团,其中一个可以被氧替换,n为零或一,R.sub.2为氢或与R.sub.1独立,具有与R.sub.1相同的含义,但R.sub.1和R.sub.2不同时为氢,并且其生理上可接受的酸盐。