The invention provides compounds of formula I,
wherein:
R1 represents a cyclic group selected from phenyl, heteroaryl1, heterocyclyll and C3-6 cycloalkyl;
wherein each cyclic group is optionally substituted with from 1 to 3 substituents selected from halo, C1-6 alkyl optionally substituted with 1-3 halogen atoms, phenyl, C1-6 alkoxy optionally substituted with 1-3 halogen atoms, cyano, heteroaryl1a and heterocyclyl1a;
and wherein each cyclic group is optionally fused to a benzene ring or a 5- or 6-membered heteroaromatic or heterocyclic ring each containing from 1 to 3 heteroatoms (selected from N, O and S); and when the group is substituted the substitution may occur anywhere on the optionally fused ring system as a whole; and wherein heterocyclyl1 and heterocyclyl1a may additionally be substituted with =O;
X represents a bond or C1-6 alkylene (which may be straight or branched);
R2 represents H or C1-6 alkyl;
R3 represents H or C1-6 alkyl;
Y represents a bond or C1-6 alkylene (which may be straight or branched, and optionally substituted with OH or CF3);
R4 represents a cyclic group selected from phenyl, heteroaryl4, heterocyclyl4 and C3-6 cycloalkyl;
wherein each cyclic group is optionally substituted with from 1 to 3 substituents selected from halo, C1-6 alkyl optionally substituted with 1-3 halogen atoms, phenyl, C1-6 alkyl substituted with phenyl, C1-6 alkoxy optionally substituted with 1-3 halogen atoms, cyano, heteroaryl4a and heterocyclyl4a;
and wherein each cyclic group is optionally fused to benzene ring or a 5- or 6-membered heteroaromatic or heterocyclic ring each containing from 1 to 3 heteroatoms (selected from N, O and S); and when the group is substituted the substitution may occur anywhere on the optionally fused ring system as a whole; and wherein heterocyclyl4 and heterocyclyl4a may additionally be substituted with =O;
heteroaryl1, heteroaryl1a, heteroaryl4 and heteroaryl4a independently represent a 5- or 6-membered heteroaryl group containing from 1 to 3 heteroatoms (selected from N, O and S); and
heterocyclyl1, heterocyclyl1a, heterocyclyl4 and heterocyclyl4a independently represent a 5- or 6-membered heterocyclyl group containing from 1 to 3 heteroatoms (selected from N, O and S);
and pharmaceutically acceptable salts and solvates thereof.
The compounds are useful as pharmaceuticals, particularly in the treatment of fibrotic diseases, cancer and pain.
本发明提供了式 I 的化合物、
其中
R1 代表选自苯基、杂芳基1 、杂环基和 C3-6 环烷基的环状基团;
其中每个环状基团任选被 1 至 3 个取代基取代,这些取代基选自卤、任选被 1 至 3 个卤素原子取代的 C1-6 烷基、苯基、任选被 1 至 3 个卤素原子取代的 C1-6 烷氧基、
氰基、杂芳基1a 和杂环基1a;
其中每个环状基团可任选与苯环或 5 或 6 元杂芳环或杂环融合,每个环含有 1 至 3 个杂原子(选自 N、O 和 S);当基团被取代时,取代可发生在整个任选融合环系统的任何位置;其中杂环基1 和杂环基1a 可另外被 =O 取代;
X 代表键或 C1-6 亚烷基(可以是直链或支链);
R2 代表 H 或 C1-6 烷基;
R3 代表 H 或 C1-6 烷基;
Y 代表键或 C1-6 亚烷基(可以是直链或支链,可选择被 OH 或
CF3 取代);
R4 代表选自苯基、杂芳基4 、杂环基4 和 C3-6 环烷基的环状基团;
其中每个环状基团任选被 1 至 3 个取代基取代,这些取代基选自卤、任选被 1-3 个卤素原子取代的 C1-6 烷基、苯基、被苯基取代的 C1-6 烷基、任选被 1-3 个卤素原子取代的 C1-6 烷氧基、
氰基、杂芳基4a 和杂环基4a;
其中,每个环状基团可任选与苯环或 5 或 6 元杂芳环或杂环融合,每个环含有 1 至 3 个杂原子(选自 N、O 和 S);当基团被取代时,取代可发生在整个任选融合环系统的任何位置;其中,杂环基4 和杂环基4a 可另外被 =O 取代;
杂芳基1、杂芳基1a、杂芳基4和杂芳基4a独立地代表含有1至3个杂原子(选自N、O和S)的5或6元杂芳基;以及
杂环基 1、杂环基 1a、杂环基 4 和杂环基 4a 独立地代表含有 1 至 3 个杂原子(选自 N、O 和 S)的 5 或 6 元杂环基;
及其药学上可接受的盐和溶剂。
这些化合物可用作药物,特别是用于治疗纤维化疾病、癌症和疼痛。