| 摘要 |
<p>Disclosed are novel herbicidal heterocyclic benzisoxazoles and benzisoxazolidinones of formula (I), wherein A is (a), (b), (c); U=N or NR; R=H, alkyl, alkenyl, alkoxycarbonylalkyl, alkoxycarbonylhaloalkyl, benzyl, phenyl, or cyanoalkyl; X=CO or CR2; R1=H, CH¿2?CN, CH2OCH3, alkyl, alkenyl, alkynyl, haloalkyl, or amino; R?2¿=halogen, alkyl, aryl, haloalkyl, alkoxycarbonyl, arylalkyl, or substituted haloalkyl; R3=haloalkyl or alkyl; Y=H, halogen, cyano, or haloalkyl; Z=H or halogen.</p> |
