申请人:Hoffmann-La Roche Inc.
公开号:US04039543A1
公开(公告)日:1977-08-02
Benzylpyrimidines of the formula ##STR1## wherein R.sup.1 and R.sup.2 each, independently, is amino, optionally C.sub.1.sub.-3 -alkyl-substituted pyrrolo, pyrrolidino, piperidino, -NHR.sup.3, -N(R.sup.3).sub.2, -NHR.sup.4, -N(R.sup.3)(R.sup.4),-NR.sup.3 COOR.sup.3, -NHCOOR.sup.3, -NHCONHR.sup.3, -NHCONH.sub.2 or -N(NO)R.sup.3 or wherein R.sup.3 is C.sub.1.sub.-4 -alkyl or C.sub.2.sub.-4 -alkenyl, R.sup.4 is acyl; Z is hydrogen, chlorine, bromine, pyrrolo, pyrrolidino, piperidino or morpholino or R.sup.3, OR.sup.3 or -N(R.sup.3).sub.2 ; A is an oxygen atom bonded to one of the cyclic nitrogen atoms; and n is 0 or 1 are prepared. The benzylpyrimidines are useful as potentiators of the activity of the sulfonamides.
公式##STR1##中的苄基嘧啶,其中R.sup.1和R.sup.2分别独立地是氨基,可选择性地是C.sub.1.sub.-3-烷基取代的吡咯,吡咯啉,哌啶,-NHR.sup.3,-N(R.sup.3).sub.2,-NHR.sup.4,-N(R.sup.3)(R.sup.4),-NR.sup.3 COOR.sup.3,-NHCOOR.sup.3,-NHCONHR.sup.3,-NHCONH.sub.2或-N(NO)R.sup.3,其中R.sup.3是C.sub.1.sub.-4-烷基或C.sub.2.sub.-4-烯基,R.sup.4是酰基;Z是氢,氯,溴,吡咯,吡咯啉,哌啶或吗啉或R.sup.3,OR.sup.3或-N(R.sup.3).sub.2;A是与其中一个环氮原子键合的氧原子;n为0或1。制备苄基嘧啶,这些苄基嘧啶可用作磺胺类药物活性的增强剂。