HERBICIDAL PYRIMIDONE DERIVATIVES

摘要

Disclosed are compounds of Formula 1, including all stereoisomers, N-oxides, and salts thereof, X is CH or N; Y is C(O) or S(O)2; provided that when Y is S(O)2, then X is CH; A is a radical selected from the group consisting of and B1, B2, B3, T, R1, R2 R3, R4, R5, R6, R7, R8, R9, R10, R11, R12 and R13 are as defined in the disclosure. Also disclosed are compositions containing the compounds of Formula 1 and methods for controlling undesired vegetation comprising contacting the undesired vegetation or its environment with an effective amount of a compound or a composition of the invention.