GB8513754D0 — Anti-cancer quinazoline derivatives

USPTO Abstract

Quinazoline derivatives of the formula <CHEM> wherein R is 1) hydrogen or 2) a straight or branched chain saturated or unsaturated hydrocarbon group, or 3) a straight or branched chain saturated or unsaturated hydrocarbon group which is substituted by at least one heteroatom, the or each heteroatom being halogeno when R is a C1 hydrocarbon group, by a saturated carbocyclic group or by a group containing at least one heteroatom, the or each heteroatom being O, N or S when R contains a cyclic group; n is 0, 1 or 2; Z represents-CH=CH- or -O- or -S-; X or,when n is an integer of at least 2, each X independently, represents a halogeno, C1-C4 alkyl, aryl or aralkyl group or a group including at least one heteroatom and Y represents a group of formula: <CHEM>