申请人:Imperial Chemical Industries Ltd.
公开号:US04309435A1
公开(公告)日:1982-01-05
The invention relates to a guanidine derivative of the formula I: Het.sup.1 -(CH.sub.2).sub.m -Y.sup.1 -(CH.sub.2).sub.n -NR.sup.1 -A-NR.sup.2 -(CH.sub.2).sub.q -Y.sup.2 -(CH.sub.2).sub.p -Het.sup.2 I in which Y.sup.1 and Y.sup.2 are O, S, direct bonds, CH.sub.2 or SO; m and p are 0 to 4, n and q are 1 to 4, provided that when Y.sup.1 or Y.sup.2 is O, S or SO, m or p is 1 to 4 and provided that when Y.sup.1 or Y.sup.2 is O or SO, n or q is 2 to 4; one of R.sup.1 and R.sup.2 is hydrogen and the other is hydrogen or C.sub.(1-6) alkyl; A is 3,4-dioxocyclobuten-1,2-diyl or C.dbd.Z in which Z is S, O, NCN, NNO.sub.2, CHNO.sub.2, NCONH.sub.2, C(CN).sub.2, NCOR.sup.3, NCO.sub.2 R.sup.3 NSO.sub.2 R.sup.3 or NR.sup.4 in which R.sup.3 is C.sub.(1-6) alkyl or C.sub.(6-12) aryl and R.sup.4 is hydrogen or C.sub.(1-6) alkyl or when R.sup.1 and R.sup.2 are hydrogen A is -A.sup.1 -E.sup.1 -G-E.sup.2 -A.sup.2 - II in which A.sup.1 and A.sup.2 are 3,4-dioxocyclobuten-1,2-diyl or C.dbd.Z.sup.1 and C.dbd.Z.sup.2 in which Z.sup.1 and Z.sup.2 are the same as Z, E.sup.1 and E.sup.2 are O or S or NH optionally substituted by C.sub.(1-10) alkyl, C.sub.(3-10) alkenyl, C.sub.(3-10) alkynyl, C.sub.(3-8) cycloalkyl, C.sub.(2-6) (primary hydroxy)alkyl, C.sub.(3-10) alkoxyalkyl, C.sub.(3-10) alkylamino or C.sub.(3-10) dialkylamino and G is C.sub.(2-12) alkylene, C.sub.(4-12) alkenylene, C.sub.(4-12) alkynylene or C.sub.(3-12) hydroxyalkylene; Het.sup.1 is oxazol-4-yl, thiazol-4-yl or imidazol-4-yl substituted in the 2-position by: ##STR1## or Het.sup.1 is 1,2,4-thiadiazol-3-yl or 1,2,4-oxadiazol-3-yl substituted in the 5-position by radical III in which R.sup.5 is hydrogen, C.sub.(1-10) alkyl, C.sub.(1-6) alkanoyl or C.sub.(7-11) aroyl; Het.sup.2 is same as Het.sup.1 or an unfused N-containing 5- or 6-membered monocyclic heterocyclic ring optionally substituted by C.sub.(1-6) alkyl, C.sub.(1-6) alkoxy, OH, CF.sub.3, HOCH.sub.2, NH.sub.2 or halogen or Het.sup.2 is ##STR2## in which B is a straight or branched chain C.sub.(1-6) alkylene and R.sup.6 and R.sup.7 are hydrogen, C.sub.(1-8) alkyl, C.sub.(3-10) -alkoxyalkyl, C.sub.(3-10) alkylaminoalkyl, C.sub.(3-10) dialkylaminoalkyl, or C.sub.(7-12) phenylalkyl optionally substituted on the phenyl ring by C.sub.(1-6) alkyl, C.sub.(1-6) alkoxy, or halogen or R.sup.6 and R.sup.7 are joined to form a 5- or 6-membered saturated ring optionally containing O or N, the N substituted by hydrogen or C.sub.(1-6) alkyl; provided that when R.sup.1 and R.sup.2 are hydrogen and A is C.dbd.NH, Y.sup.1 and/or Y.sup.2 is S, and that when R.sup.1 and R.sup.2 are hydrogen, A is C.dbd.NH and Het.sup.2 is imidazole, the number of atoms in the chain: (CH.sub.2).sub.q -Y.sup.2 -(CH.sub.2).sub.p V is at least 4; and the salts thereof.
本发明涉及一种公式I的胍衍生物:Het.sup.1 -(CH.sub.2).sub.m -Y.sup.1 -(CH.sub.2).sub.n -NR.sup.1 -A-NR.sup.2 -(CH.sub.2).sub.q -Y.sup.2 -(CH.sub.2).sub.p -Het.sup.2,其中Y.sup.1和Y.sup.2是O、S、直接键、CH.sub.2或SO; m和p为0至4,n和q为1至4,但当Y.sup.1或Y.sup.2为O、S或SO时,m或p为1至4,并且当Y.sup.1或Y.sup.2为O或SO时,n或q为2至4;R.sup.1和R.sup.2中的一个是氢,另一个是氢或C.sub.(1-6)烷基;A是3,4-二氧杂环丁烷-1,2-二基或C.dbd.Z,其中Z为S、O、NCN、NNO.sub.2、CHNO.sub.2、NCONH.sub.2、C(CN).sub.2、NCOR.sup.3、NCO.sub.2 R.sup.3 NSO.sub.2 R.sup.3或NR.sup.4,其中R.sup.3为C.sub.(1-6)烷基或C.sub.(6-12)芳基,R.sup.4为氢或C.sub.(1-6)烷基,或当R.sup.1和R.sup.2为氢时,A为-A.sup.1-E.sup.1-G-E.sup.2-A.sup.2-II,其中A.sup.1和A.sup.2为3,4-二氧杂环丁烷-1,2-二基或C.dbd.Z.sup.1和C.dbd.Z.sup.2,其中Z.sup.1和Z.sup.2与Z相同,E.sup.1和E.sup.2为O或S或NH,可以选择地被C.sub.(1-10)烷基、C.sub.(3-10)烯基、C.sub.(3-10)炔基、C.sub.(3-8)环烷基、C.sub.(2-6)(一级羟基)烷基、C.sub.(3-10)烷氧基烷基、C.sub.(3-10)烷基氨基或C.sub.(3-10)二烷基氨基取代,G为C.sub.(2-12)烷基、C.sub.(4-12)烯基、C.sub.(4-12)炔基或C.sub.(3-12)羟基烷基;Het.sup.1是在2-位被取代的噁唑-4-基、噻唑-4-基或咪唑-4-基,取代基为:##STR1## 或者Het.sup.1是在5-位被基团III取代的1,2,4-噻二唑-3-基或1,2,4-噁二唑-3-基,其中R.sup.5为氢、C.sub.(1-10)烷基、C.sub.(1-6)烷酰基或C.sub.(7-11)芳酰基;Het.sup.2与Het.sup.1相同或为未融合的含氮5-或6-成员单环杂环,可选择地被C.sub.(1-6)烷基、C.sub.(1-6)烷氧基、OH、CF.sub.3、HOCH.sub.2、NH.sub.2或卤素取代,或者Het.sup.2为:##STR2## 其中B为直链或支链C.sub.(1-6)烷基,R.sup.6和R.sup.7为氢、C.sub.(1-8)烷基、C.sub.(3-10)烷氧基烷基、C.sub.(3-10)烷基氨基烷基、C.sub.(3-10)二烷基氨基烷基或C.sub.(7-12)苯基烷基,可选择地在苯环上被C.sub.(1-6)烷基、C.sub.(1-6)烷氧基或卤素取代,或者R.sup.6和R.sup.7结合形成含O或N的5-或6-成员饱和环,其中N被氢或C.sub.(1-6)烷基取代;但当R.sup.1和R.sup.2为氢且A为C.dbd.NH时,Y.sup.1和/或Y.sup.2为S,当R.sup.1和R.sup.2为氢且A为C.dbd.NH且Het.sup.2为咪唑时,链中的原子数:(CH.sub.2).sub.q-Y.sup.2-(CH.sub.2).sub.p-V至少为4;以及其盐。