| abstract |
The present invention relates to compounds of formula (1).n n n [Formula 1]n n n n n n n n [Wherein n is 0 or an integer 1-5;n n n X is halogen, nitro or cyano, or C 1-10 hydrocarbyl or C 1-10 hydrocarbyloxy, either of which may be substituted with one or more halogen elements;n n n Y is CH 2 , O or S; Andn n n R 1 and R 2 represent hydrogen, C 1-6 alkyl, C 1-6 haloalkyl, C 2-6 alkenyl, C 2-6 alkynyl or halogen, respectively.n n n The present invention discloses a process for the preparation of compounds of formula (1), herbicide compositions and also methods for their use. |