申请人:Gruppo Lepetit S.p.A.
公开号:US04010159A1
公开(公告)日:1977-03-01
Pyrrolo[3,4-d]pyrimidines of the following formula: ##STR1## wherein: R is hydrogen, (C.sub.1-4)alkyl, benzyl or chloro-substituted benzyl; R.sub.1 is hydrogen, (C.sub.1-4)alkyl, phenyl or phenyl substituted with methyl, ethyl, methoxy, hydroxy, chloro, fluoro or bromo; R.sub.2 is hydrogen, (C.sub.1-4)alkyl, phenyl or amino; R.sub.3 is hydrogen or (C.sub.1-4)alkyl; D is a divalent radical selected from the groups ##STR2## wherein the carbon atoms are linked to the carbon atom of the pyrrole nucleus and R.sub.4 represents hydroxy, (C.sub.1-4)alkyl or phenyl; and a salt thereof with a pharmaceutically-acceptable acid. The compounds are useful as antiinflammatories and as prostaglandin synthetase inhibitors.
以下为Pyrrolo [3,4-d] pyrimidines的化学式:##STR1## 其中:R代表氢,(C.sub.1-4)烷基,苄基或氯代取代的苄基; R.sub.1代表氢,(C.sub.1-4)烷基,苯基或甲基,乙基,甲氧基,羟基,氯,氟或溴取代的苯基; R.sub.2代表氢,(C.sub.1-4)烷基,苯基或氨基; R.sub.3代表氢或(C.sub.1-4)烷基; D代表从以下组中选择的二价基团##STR2## 其中碳原子与吡咯核的碳原子相连,R.sub.4代表羟基,(C.sub.1-4)烷基或苯基; 以及其与药学上可接受的酸的盐。这些化合物可用作抗炎药和前列腺素合成酶抑制剂。