申请人:Hoffmann-La Roche Inc.
公开号:US03931181A1
公开(公告)日:1976-01-06
2,4-Diamino-5-benzylpyrimidines characterized by the formula ##SPC1## Wherein R.sup.1, R.sup.2, A.sup.1, 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 block bacterial dihydrofolate reductase and potentiate the antibacterial activity of sulfonamides.
2,4-二氨基-5-苄基嘧啶的化学式为##SPC1##,其中R.sup.1、R.sup.2、A.sup.1、Z和n如下所述。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,它们可以阻断细菌的二氢叶酸还原酶,并增强磺胺类药物的抗菌活性。