| 摘要 |
A compound of the formula: …<CHEM>… where… Q is O or NR5;… R1 is C1-C4 alkyl, C1-C4 alkyl substituted with 1-3 atoms of F, Cl or Br, CH2CH2OCH3, CH2CH2CH2OCH3 or …<CHEM>… R2 is H, F, Cl, Br, OCH3, NO2 or C1-C2 alkyl;… R3 is H, F, Cl, Br or CH3;… R4 is H, CH3 or OCH3;… R5 is C1-C4 alkyl;… R6 and R7 are independently H, F, Cl, Br, CH3, CF3, NO2 or OCH3;… A is …<CHEM>… X is NH2, N(CH3)2, NHCH3, C1-C4 alkyl, CH2OCH3, CH2OC2H5, C1-C3 alkoxy, C3-C4 alkenyloxy, C3-C4 alkynyloxy, OCH2CF3 or C1-C3 alkyl substituted with 1-3 atoms of F, Cl or Br;… Y is H, CH3, OCH3 or Cl;… X1 is H, CH3, OCH3 or Cl; and… Z is CH, N, CCH3 CBr, CCl, CF or Cl;… provided that:… (1) when Y is Cl, then Z is CH and X is NH2, NHCH3, N(CH3)2, CH3 or OCH3; and… (2) when Y is H, then X is OCH3, CH3 or CH2OCH3, and Z is CH, CCH3, CBr, CCl, CF or Cl. …<??>The compounds may be formulated in compositions and may be used as general, as well as selected, pre- and post-emergence herbicides. The compounds may be prepared from novel intermediates of formula …<CHEM>… |
