| abstract |
A compound of the formual (I) ##STR1## or 1-oxide or salt thereof, wherein n R 1 is a C 1-11 alkyl group, a lower alkenyl group, a phenyl or group which may be substituted, an aralkyl group whose nucleus may be substituted, a haloalkyl or a 5- or 6-membered heterocycle group; n R 2 , R 3 , R 4 , R 5 and R 6 are, the same or different, hydrogen atom, a halogen atom, cyano group, nitro group, amino group, a lower alkyl group, a lower haloalkyl group, hydroxy group, a lower alkoxy group, an aryloxy group, carboxy group or a lower alkoxycarbonyl group; n R 7 is hydrogen atom, a halogen atom, a lower alkyl group, a phenyl group which may be substituted, an aralkyl group whose nucleus may be substituted, a lower alkenyl group, a lower alkynyl group, a lower alkoxy group or a haloalkyl group; n R 8 is a C 1-11 alkyl group, a lower alkenyl group, a lower alkynyl group, a cycloalkyl group, a lower alkoxyalkyl group, a lower alkylthioalkyl group, a phenyl group which may be substituted, an aralkyl group whose nucleus may be substituted, a haloalkyl group or a 5 or 6 membered heterocycle group; or R 7 and R 8 may be combined to form a group of --(CH 2 ) m -- (m is 3 or 4); X is a halogen atom, which can be used as herbicidal compositions. |