Abstract:
Compounds of formula (I), ##STR1## wherin X is CH. sub. 2, CO, CS or SO. sub. 2 ; Y is selected from: a direct link, aliphatic hydrocarbylene radicals having up to 20 carbon atoms, which radical may be mono-substituted by hydroxy, (C. sub. 1 -C. sub. 10)alkoxy, (C. sub. 1 -C. sub. 10)acyl, (C. sub. 1 -C. sub. 10)acyloxy, or (C. sub. 6 -C. sub. 10)aryl, NH, and O, provided that if X is CH. sub. 2,Y is a direct link; Z is selected from the following groups: (1) H, halo, cyano, (2) hydroxy, (C. sub. 1 -C. sub. 10)alkoxy, (C. sub. 1 -C. sub. 10)a1kylthio, (C. sub. 1 -C. sub. 10)acyl, thiophenylcaronyl (C. sub. 1 -C. sub. 10)alkoxycarbonyl, (3) (C. sub. 1 -C. sub. 10)aklkyammo, di(C. sub. 1 -C. sub. 10)alylamino, (C. sub. 6 -C. sub. 10)aryl(C. sub. 1 -C. sub. 10)alkylamino, provided that Y is not O or NH, (4) unsubstituted vinyl, (C. sub. 6 -C. sub.