Abstract: The invention relates to compounds of the formula (I): wherein ring C is as defined herein, for example indolyl, indazolyl or azaindolyl; Z is —O—, —NH— or —S—; n is 0-5; m is 0-3; R1 and R2 are defined herein including groups: (i) Q1X1 wherein Q1 and X1 are as defined herein; (ii) Q15W3 wherein Q15 and W3 are as defined herein, (iii) Q21W4C1-5alkylX1— wherein Q21, W4 and X1 are as defined herein, (iv) Q28C1-5alkylX1—, Q28C2-5alkenylX1— or Q28C2-5alkynylX1— wherein Q28 and X1 are as defined herein and (v) Q29C1-5alkylX1—, Q29C2-5alkenylX1— or Q29C2-5alkynylX1— wherein Q29 and X1 are as defined herein; R2 can also be 6,7-methylenedioxy or 6,7-ethylenedioxy; and salts thereof; their use in the manufacture of a medicament for use in the production of an antiangiogenic and/or vascular permeability reducing effect in warm?blooded animals; processes for the preparation of such compounds; intermediates used in such processes; processes for making such intermediates; pharmaceutical compositions containing a compound

Abstract: The invention concerns compounds of the formula (I): wherein ring A is phenyl or a 5- or 6-membered heterocyclic ring as defined herein; Z is —O—, —NH— or —S—; m is an integer from 0 to 5 inclusive; R1 is hydrogen, hydroxy, halogeno, nitro, trifluoromethyl, cyano, C1-3alkyl, C1-3alkoxy, C1-3alkylthio, or —NR5R6 (wherein R5 and R6, which may be the same or different, are hydrogen or C1-3alkyl); R2 is hydrogen, hydroxy, halogeno, C1-3alkyl, C1-3alkoxy, trifluoromethyl, amino or nitro; R3 is hydroxy, halogeno, C1-3alkyl, C1-3alkoxy, C1-3alkanoyloxy, trifluoromethyl, cyano, amino or nitro; provided that when ring A is a 5- or 6-membered heterocyclic ring, at least one R3 is either hydroxy or halogeno; X1 is —O—, —CH2—, —S—, —SO—, —SO2—, —NR7—, —NR7CO—, —CONR7—, —SO2NR7— or —NR7SO2—, (wherein R7 is hydrogen, C1-3alkyl or C1-3alkoxyC2-3alkyl); and R4 is selected from a number of groups defined herein comprising an C2-5alkylene, C3-5alkenylene or C3-5alkynylene chain wherein each methylene group (other than tha

Abstract: The invention concerns quinazoline derivatives of the Formula (I); wherein each of R1, R2, W, X1, X2, Z, a and b are as defined in the description; processes for their preparation; pharmaceutical compositions containing them and their use in the manufacture of a medicament for providing an anti-proliferative effect. The quinazoline derivatives of Formula (I) are expected to be useful in the treatment of diseases such as certain cancers mediated by erbB receptor tyrosine kinases, particularly EGFR tyrosine kinase.

Abstract: The invention concerns quinazoline derivatives of Formula (I): wherein each of R1, R2, X1, R5 and m have any of the meanings defined in the description; processes for their preparation, pharmaceutical compositions containing them and their use in the manufacture of a medicament for use as an antiproliferative agent in the prevention or treatment of tumours which are sensitive to inhibition of EGF and erbB receptor tyrosine kinases.

Abstract: The invention concerns quinazoline derivatives of Formula (I) wherein each of Q1, Z, R1 and Q2 have any of the meanings defined in the description; processes for their preparation, pharmaceutical compositions containing them and their use in the manufacture of a medicament for use as an antiproliferative agent in the prevention or treatment of tumours which are sensitive to inhibition of erbB receptor tyrosine kinases.