N-Phenylimides, and their production and use.

摘要

A compound of the formula I: <CHEM> wherein X is an oxygen atom or a sulfur atom, Y is a hydrogen atom or a fluorine atom, Z is an oxygen atom, a methylene group or a group of the formula: N-R5 (in which R5 is a hydrogen atom, a C1-C6 alkyl group, a C3-C7 alkenyl group, a C3-C7 alkynyl group, a halo(C2-C6)alkyl group or a C1-C6 alkoxycarbonylmethyl group), R1 is a hydrogen atom, a C1-C6 alkyl group, a C3-C7 alkenyl group, a C3-C7 alkynyl group, a halo(C alkyl group, a halo(C3-C7)alkenyl group, a cyano(C1-C6)alkyl group, a C1-C6 alkoxy(C1-C6)alkyl group or a C1-C6 alkoxycarbonylmethyl group, R2 is a hydrogen atom or a C1-C6 alkyl group; R3 and R4 are, the same or different, each a hydrogen atom or a C1-C6 alkyl group; n is an integer of 0 or 1, which is useful as a herbicide.