This invention relates to heterocyclic compounds which are inhibitors of the enzyme aromatase, to processes for their preparation, to pharmaceutical compositions containing them and to their use in medicine.
Particular compounds of the invention are compounds of formula (I)
wherein R¹ represents a cyano or nitro group;
R² represents hydrogen or one or more halogen atoms;
R³ represents a C₁₋₆alkyl group and R⁴ represents hydrogen or a C₁₋₆alkyl group or R³ and R⁴ together represent a C₃₋₆cycloalkyl group; and
R⁵ represents hydrogen or one or more halogen atoms or C₁₋₆alkoxy groups and pharmaceutically acceptable salts and solvates thereof.
本发明涉及作为芳香化酶
抑制剂的
杂环化合物、其制备工艺、含有它们的药物组合物及其在医学中的用途。
本发明的特定化合物为式(I)化合物
其中 R¹ 代表
氰基或硝基;
R² 代表
氢或一个或多个卤素原子;
R³ 代表 C₁₋₆ 烷基,R⁴ 代表
氢或 C₁₋₆ 烷基,或 R³ 和 R⁴ 共同代表 C₃₋₆
环烷基;以及
R⁵ 代表
氢或一个或多个卤原子或 C₁₋₆ 烷
氧基及其药学上可接受的盐和溶剂。