申请人:Hoffman-La Roche Inc.
公开号:US04792557A1
公开(公告)日:1988-12-20
2,4-Diamino-5-benzylpyrimidines of the formula ##STR1## wherein R.sup.1, R.sup.2, A, Z and n are as hereinafter set forth, are described. The 2,4-diamino-5-benzylpyrimidines of the invention have useful antibacterial activity. More particularly, they inhibit bacterial dihydrofolate reductase and potentiate the antibacterial activity of sulfonamides.
本发明涉及一种式为##STR1##其中R.sup.1,R.sup.2,A,Z和n如下所述的2,4-二氨基-5-苄基嘧啶。本发明的2,4-二氨基-5-苄基嘧啶具有有用的抗菌活性。更具体地说,它们抑制细菌脱氢叶酸还原酶并增强磺胺类抗菌活性。