摘要 |
Fungicidal compounds of the formula (I): <CHEM> in which A and B are independently H, fluoro, chloro, bromo, C1-4 alkyl, C1-4 alkoxy or halo(C1-4)alkyl provided that both are not H; D and E are independently H or fluoro; R<1> is H, C1-4 alkyl or C1-4 alkoxy; R<2> is C1-4 alkyl, C1-4 alkoxy or optionally substituted phenyl, or R<1> and R<2> together with the nitrogen atom to which they are attached join to form a morpholine, piperidine, pyrrolidine or azetidine ring which is optionally substituted with C1-4 alkyl; R<3> is H; R<4> is trichloromethyl, C2-8 alkyl (optionally substituted with halogen, C1-8 alkoxy or R min S(O)n in which R min is C1-4 alkyl, C2-4 alkenyl or C2-4 alkynyl and n is 0, 1 or 2), cyclopropyl (optionally substituted with halogen or C1-4 alkyl), C2-8 alkenyl, C2-8 alkynyl, C1-8 alkoxy, mono- or di(C1-4)alkyl- amino or the group, R sec ON=C(CN) in which R sec is C1-4 alkyl, or R<3> and R<4> together with the group C(O)N to which they are attached join to form an azetidin-2-one ring which is optionally substituted with halogen or C1-4 alkyl; and X and Y are independently oxygen or sulphur. |