申请人:Ciba-Geigy Corporation
公开号:US04567052A1
公开(公告)日:1986-01-28
The invention relates to novel N-alkylated 3-phenyl-4-cyanopyrrole derivatives of the formula I ##STR1## wherein R.sub.1 and R.sub.2, each independently of the other, are hydrogen, halogen, methoxy or methylthio, R.sub.3 is hydrogen or C.sub.1 -C.sub.8 haloalkyl, Y is hydroxy, halogen or the --O--C(O)--R.sub.4 group, and R.sub.4 is hydrogen, C.sub.1 -C.sub.8 alkyl, C.sub.1 -C.sub.8 haloalkyl, C.sub.2 -C.sub.6 alkenyl, 2-tetrahydrofuryl, 2-tetrahydropyranyl, C.sub.1 -C.sub.6 alkoxycarbonyl or the --CH(R.sub.5)--XR.sub.6 group, wherein X is oxygen or sulfur, R.sub.5 is hydrogen or C.sub.1 -C.sub.3 alkyl, and R.sub.6 is C.sub.1 -C.sub.6 alkyl, (C.sub.1 -C.sub.6 alkoxy)-C.sub.1 -C.sub.6 alkyl, C.sub.3 -C.sub.6 alkenyl, C.sub.3 -C.sub.6 alkynyl, phenyl or phenyl which is substituted by halogen, C.sub.1 -C.sub.6 alkyl, C.sub.1 -C.sub.6 alkoxy, or C.sub.1 -C.sub.6 alkoxycarbonyl. The invention also relates to the preparation of these compounds by N-alkylation of the starting pyrroles, as well as to microbicidal compositions which contain a compound of formula I as active ingredient. Also disclosed is a method of controlling phytopathogenic micro-organisms which comprises the use of the novel compounds.
本发明涉及一种新型N-烷基化的3-苯基-4-氰基吡咯衍生物,其化学式为I,其中R1和R2分别独立地为氢、卤素、甲氧基或甲硫基,R3为氢或C1-C8卤代烷基,Y为羟基、卤素或-O-C(O)-R4基团,R4为氢、C1-C8烷基、C1-C8卤代烷基、C2-C6烯基、2-四氢呋喃基、2-四氢吡喃基、C1-C6烷氧羰基或-CH(R5)-XR6基团,其中X为氧或硫,R5为氢或C1-C3烷基,R6为C1-C6烷基、(C1-C6烷氧基)-C1-C6烷基、C3-C6烯基、C3-C6炔基、苯基或被卤素、C1-C6烷基、C1-C6烷氧基或C1-C6烷氧羰基取代的苯基。本发明还涉及通过N-烷基化起始吡咯的制备这些化合物,以及含有I型化合物作为活性成分的微生物杀菌组合物。还公开了一种控制植物病原微生物的方法,该方法包括使用这种新型化合物。