| 摘要 |
Herbicidal compounds of formula (I) where: Az is imidazol-1-yl or 1,2,4-triazol-1-yl; each X represents halogen, carboxy, nitro, cyano, a group COR<5>, COOR<5> or S(O)pR<5>, or an optionally substituted alkyl, alkoxy, aryl or heteroaryl group; or two adjacent groups X together form a fused benzo group; R<1> represents a group CN, COR<5>, COOR<5>, or S(O)pR<5>; R<2> represents a group CN, COR<5>, COOR<5>, S(O)pR<5>, SO2N(R<5>)2, P(O)(OR<5>)2, nitro, aryl, heteroaryl or aralkyl; R<3> and R<4>, which may be the same or different, each represent hydrogen, or an optionally substituted alkyl, aryl or heteroaryl group; R<5> represents an optionally substituted alkyl, alkenyl, alkynyl, cycloalkyl, aryl or heteroaryl group; or hydrogen (but only when p=0); n is 0 to 4; and p is 0 to 2. |
