| abstract |
A compound of formula (I) is described wherein: A is a substituted pyridyl, thienyl or pyrazolyl of formula (a), (b) or (c); R15 is CH3, CH2F, CHF2, CF3, OCH3, OCH2F, OCHF2, OCF3 or CN; R15" is a (C1-C8)alkyl group X is O, S or CH2 R1 is hydroxyl, halogen, CN, NC, CHO, CO(C1-C8)alkyl, where the alkyl group is unsubstituted or substituted, CONH2, CSNH2, nitro, SF5, (C1-C8)alkyl, (C2-C8)alkenyl, (C2-C8)alkynyl, (C1-C8)alkoxy, [(C1-C8)alkyl]carbonyl or (C1-C8)alkylsulfonyl or S(O)pR3 where p is 0, 1 or 2, or R1 is a group of the formula C(=Z)Z1R6 where R6 is (C1-C8)alkyl and Z and Z1 are O or S R2 are identical or different radicals H, halogen, CN or (C1-C8)alkyl, which are unsubstituted or substituted, Y is O-(CR8R9)q, S(O)q, NH, CO(CR8R9)q or CR8R9 and, if B is a substituted or unsubstituted aryl radical, a substituted or unsubstituted heterocyclyl radical, halogen or CN, Y may also be a bond, B is an unsubstituted or substituted aryl radical, an unsubstituted or substituted heterocyclic radical, H, OH, halogen, CN, nitro, SF5, (C1-C8)alkyl, (C2-C8)alkenyl or (C2-C8)alkynyl, where the 3 last-mentioned radicals are unsubstituted or substituted, or an acyl radical or NR11R12, or CH2CH(QR14)Q1R13 wherein R13 and R14 are (C1-C8)alkyl which is unsubstituted or substituted, or together form a ring, Q and Q1 are O or S. The compounds can be used as herbicides or plant growth regulating compositions. Also described are methods of preparing the compounds. |