The following compounds useful as VEGF receptor antagonists and having excellent physical properties are provided.
A carboxylic acid derivative represented by formula:
wherein ring A represents a benzene ring, a naphthalene ring, or the like; W represents a C
1-5
alkylene group; Z represents a single bond or a phenylene group; R
1
and R
2
are the same or different and each represents a hydrogen atom, a halogen atom, a C
1-5
alkyl group or a C
1-10
alkoxy group; R
3
represents a hydrogen atom, a halogen atom, a C
1-12
alkyl group, a C
2-5
alkynyl group, a trifluoromethyl group, an acetylenyl group, a cyano group, a nitro group, —CH
2
—R
6
, —Y—R
11
, or the like; R
4
represents a group represented by formula:
and
R
5
represents a hydrogen atom or a C
1-5
alkyl group, or a pharmaceutical acceptable salt of the derivative.
提供了以下化合物作为V
EGF受体拮抗剂,并具有优异的物理性质。该化合物为
羧酸衍
生物,其表示为以下式子:
其中,环A代表苯环,
萘环等;W代表C1-5烷基;Z代表单键或苯基;R1和R2相同或不同,分别代表氢原子,卤素原子,C1-5烷基或C1-10烷氧基;R3代表氢原子,卤素原子,C1-12烷基,C2-5炔基,三
氟甲基,
乙炔基,
氰基,硝基,-
CH2-R6,-Y-R11等;R4代表以下式子所表示的基团:
R5代表氢原子或C1-5烷基,或其药用盐。