| abstract |
Urethanes of the general formula <IMAGE> in which R 1 is optionally substituted alkyl, cycloalkyl, alkenyl or alkynyl or alkoxy, cycloalkoxy, alkenyloxy, alkynyloxy, cyanoalkoxy, haloalkoxy, alkylthio or alkenylthio or alkynylthio, Y is hydrogen, alkyl, halogen, alkoxy or haloalkyl , A represents an optionally substituted alkylene radical, R² is hydrogen, alkyl, alkoxyalkyl, haloalkyl, optionally substituted benzyl, R³ is optionally substituted alkyl, optionally substituted alkenyl, optionally substituted alkynyl, optionally substituted cycloalkyl, optionally substituted phenyl and herbicides containing them. |