| 摘要 |
PCT No. PCT/GB92/00018 Sec. 371 Date Jul. 9, 1993 Sec. 102(e) Date Jul. 9, 1993 PCT Filed Jan. 6, 1992 PCT Pub. No. WO92/11763 PCT Pub. Date Jul. 23, 1992.Herbicidal compositions which comprise one or more compounds of the formula: <IMAGE> (I) or salts thereof, where: A is -CH= or -N=; R1 is alkyl, alkoxy, halo or -NR7R8; R2 is alkyl or alkoxy; R3 is hydrogen, alkenyl or alkynyl, or substituted or unsubstituted alkyl, alkanoyl or alkoxycarbonyl; R4 is hydrogen or substituted or unsubstituted alkyl; R5 is halo or substituted or unsubstituted alkyl or aryl; and X is -CO2R6, -CONR7R8 or -CN; in which R6, R7 and R8, which may be the same or different, each represent hydrogen, substituted or unsubstituted alkyl, or one of R7 and R8 represents substituted amino; in association with a suitable carrier and/or surface active agent, together with the compounds of formula I per se where R5 represents isopropyl, and/or X represents methoxycarbonyl, and salts thereof. |
