| 摘要 |
2082508 9217457 PCTABS00016 Compounds of formula (I) wherein R1, R2 and R3 are independently hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, alkylcycloalkyl, halogen, haloalkyl, alkoxy, alkenoxy, alkoxyalkyl, haloalkoxy, alkylthio, cyano, nitro, amino, NR5R6, hydroxy, acylamino, -CO2R4, -O(CH2)mCO2R4, phenyl, phenoxy, benzyl or benzyloxy, the phenyl group or phenyl moiety of the benzyl group being optionally substituted in the ring; or R2 and R3 when taken together form a 5- or 6-membered ring; m is 1 or 2; R4 and R6 are hydrogen or C1-4 alkyl; R5 is C1-4 alkyl; n is 0, 1 or 2; provided that when n is 0, R1, R2 and R3 are not all hydrogen, or when n is 0 and R2 is hydrogen, R1 and R3 are not both methyl, or when n is 0 and R2 and R3 are both hydrogen, R1 is not methyl; are useful as nematicides.
|
