abstract |
New sulfonyloxyphenylureas of the formula IN WHICH R1 is alkyl, haloalkyl, phenyl, phenyl substituted with at least one of alkyl, halo-substituted and trifluoromethyl or dialkylamino, and R2 is hydrogen, alkyl of from 1 to 4 carbon atoms, or methoxy ARE OUTSTANDINGLY EFFECTIVE HERBICIDES DISPLAYING PARTICULARLY SELECTIVE ACTION.n[US3962306A] |