N-benzyl-4-alkyl-pyrrolidinone herbicides

摘要

3,4-Cis-isomers of compounds having the formula <IMAGE> in which R is hydrogen, halogen, C1-C4 alkoxy, C1-C4 haloalkyl or mono- or di-(C1-C4 alkyl) and R1 is C1-C4 alkyl, are herbicides.