PROCESS FOR THE PREPARATION OF BENZYLIC ETER OF 1,2-DIOIS CYCLES, HERBICIDIC COMPOSITIONS AND THEIR APPLICATION

摘要

Novel benzyl ethers of cyclic 1,1-diols, of the formula IMAGE wherein R1 is phenyl or substituted phenyl, R2 is hydrogen, alkyl, alkenyl, alkynyl, haloalkyl or -CHX-R1, X is hydrogen, alkyl, alkenyl, alkynyl, haloalkyl, phenyl or substituted phenyl, Y and Y' are individually selected from hydrogen, alkyl, phenyl and substituted phenyl and A is saturated or unsaturated alkylene or substituted alkylene; have been found outstandingly effective as herbicides, particularly as selective herbicides.