| abstract |
Compounds of the formula <CHEM> wherein: Z1 is selected from -SR, -OR, <CHEM> and @@@ in which R is selected from the group consisting of hydrogen, lower alkyl, lower alkenyl, lower alkynyl, haloalkyl, haloalkenyl, and cyanoalkyl; @ @@ is selected from azetidinyl and a nitrogen-containing heterocyclic ring moiety containing 5 atoms of which 1 to 3 may be nitrogen, optionally substituted with 1 to 3 groups selected from hydrogen, lower alkyl, lower alkoxy, cyano, fluoro, chloro, nitro, haloalkyl, alkoxyalkyl, dialkoxyalkyl, hydroxyalkyl, and formyl, and the heterocyclic ring is connected to carbon at one of its nitrogen atoms, and R4 and R5 are selected from hydrogen and lower alkyl; Z2 is selected from O, S, and NR4 in which R4 is hydrogen or lower alkyl; Z3 is selected from O and NR4; R1 and R2 are independently selected from fluorinated methyl, chlorofluorinated methyl, chlorinated methyl, and lower alkyl radicals, provided that one of R1 and R2 must be a fluorinated methyl or chlorofluorinated methyl radical; R3 is @@@ where @ @@ is as defined above; and X is selected from lower alkyl, lower cycloalkyl, cycloalkylalkyl, alkoxyalkyl and alkylthioalkyl are disclosed as herbicides. epend |