PROCEDIMIENTO PARA LA PREPARACION DE SULFONILUREAS SUBSTITUIDAS CON HETEROCICLOS.

摘要

Compounds of the formula (I) wherein R1 is (among others) (halo)cycloalkyl or (halo)cycloalkenyl, R2 and R3 are preferably hydrogen, X is preferably oxygen and R4 is substituted pyrimidyl or s-triazinyl, are valuable herbicides and growth regulators.