Quinazoline derivatives of formula (I) for use in the treatment of proliferative diseases such as cancer and in the preparation of medicaments for use in the treatment of proliferative diseases, and to processes for their preparation, as well as pharmaceutical compositions containing, them as active ingredient. X is O or NR
6
; R
5
is aryl or heteroaryl optionally substituted by 1, 2 or 3 substituents independently selected from halo, hydroxy, cyano, nitro, amino, C
1-4
alkylamino, bis(C
1-4
alkyl)amino, C
1-4
alkyl, C
2-4
alkenyl, C
2-4
alkynyl, C
1-4
alkoxy, C(O)NHR
17
, NHC(0)R
18
and S(O)
p
R
19
where p is 0,1 or 2; The other substituents area as defined in claim 1.
公式(I)的
喹唑啉衍
生物可用于治疗增生性疾病,如癌症,并用于制备用于治疗增生性疾病的药物,以及其制备过程,以及包含它们作为活性成分的制药组合物。其中X为O或NR6; R5为芳基或杂环芳基,可选地被1、2或3个取代基独立地选自卤素,羟基,
氰基,硝基,
氨基,C1-4烷基
氨基,双(C1-4烷基)
氨基,C1-4烷基,C2-4烯基,C2-4炔基,C1-4烷氧基,C(O)NHR17,NHC(0)R18和S(O)pR19,其中p为0、1或2;其他取代基如权利要求1所定义。