| abstract |
Compounds of the formula <CHEM> wherein X is halogen, OM in which M is an alkali metal, an alkaline earth metal, silver or ammonium cation, OH or OR<3> in which R<3> is an alkyl or alkoxyalkyl group containing from 1 to 10 carbon atoms; R is an alkyl group containing from 2 to 4 carbon atoms; R<2> is alkyl, alkenyl, optionally substituted phenyl or R<1> and R<2> when taken together with the carbon atom to which they are attached from a cyclic hydrocarbyl group, are useful as herbicides and plant regulators. |