| abstract |
Novel herbicidal compounds of the general formulan in which X represents a phenyl group substituted in the 2-position and optionally substituted in one or more of the 3-, 4-, 5- and 6-positions, the 2-substituent being a cyano group, or a group of the general formula CQNR¹R² or COQR³ where Q represents an oxygen or sulphur atom and each of R¹, R² and R³ represents a hydrogen atom or an optionally substituted alkyl, cycloalkyl, alkenyl, alkynyl, phenyl or phenalkyl group, or R¹ and R² jointly represent a hydrocarbon chain; nY represents an optionally substituted phenyl group; nL represents an oxygen or sulphur atom; nand Z represents a hydrogen atom or an optionally substituted alkyl, cycloalkyl, alkenyl, alkynyl, phenyl or phenalkyl group; nand salts of such compounds. |