| abstract |
A compounds of formula (I): ##STR1## wherein R 1 and R 2 are independently hydrogen, alkyl, alkenyl, alkynyl, cycloalkyl, alkylcycloalkyl, halogen, haloalkyl, alkoxy, alkenoxy, alkoxyalkyl, haloalkoxy, alkylthio, cyano, nitro, amino, NR 4 R 5 , hydroxy, acylamino, --CO 2 R 3 , --O(CH 2 ) m CO 2 R 3 , phenyl, phenoxy, benzyl or benzyloxy, the phenyl group or phenyl moiety of the benzyl group being optionally substituted in the ring; or R 1 and R 2 when taken together form a 5- or 6-membered ring; m is 1 or 2; R 3 and R 5 are hydrogen or C 1-4 alkyl; R 4 is C 1-4 alkyl; n is 0 or 1; X is oxygen or sulphur; Y is hydrogen when n is 0; or Y is oxygen or sulphur when n is 1; are useful as nematicides. |