Abstract:
S-(O-substituted-2,6- dichlorobenzohydrozymoly)-N,N-diethylthio carbamate derivatives of formula (I). In (I), R is C1-C6 alkyl, C3-C6 cycloalkyl, C3-C4 alkenyl or C3-C4 alkynyl, or -(CH2)n)-CH(R1)-COOR2, -CO-R3 or -SO2R4, or acetonyl, methoxymethyl, methoxyethyl, cianomethyl or dimethylaminoethyl (where n is 0 or 1, R1 is H, C1-C3 alkyl or acethyl, R2 is H or C1-C3 alkyl, R3 is haloalkyl, aryl or substituted aryl, R4 is C1-Cv alkyl, aryl or substituted aryl, wherein the substituent of aryl for R3 and R4 is methyl or halogen).
Abstract:
The derivative of formula (I) is useful for herbicides or plant growth regulants. In (I), X is H, 1-6c alkyl, 2-6c alkoxy, halogen, 1-6c haloalkyl, NO2, CN, 1-6c alkylthio, 1-6c alkylsulphinyl, 1-6c alkylsulphonyl, sulphamoyl, N-(1-6c alkyl) sulphamoyl or N,N-di(1-6c alkyl) sulphamoyl; R1 is H or 1-4c alkyl; R2 is 1-6c alkyl, 2-6c alkenyl or 2-6c alkynyl; R3 is H, 1-6c alkyl, 1-6c haloalkyl, 2-6c alkenyl, 2-6c haloalkenyl, 2-6c alkoxyalkyl, 2-6c alkylthioakyl, benzyl or 2-6c haloalkanoyl; R4 is H, alkali metal cation, alkaline earth metal cation, 1-4c alkanoyl, 1-4c haloalkanoyl or benzoyl.