This invention relates to indole derivatives which have anti-cancer activity. According to the invention there is provided an indole derivative of the formula I :
in which X is an oxygen or sulphur atom, Ra is a phenyl radical which is optionally substituted by one or two groups selected from halogen atoms and 1-6C alkyl, 1-6C alkoxy and trifluoromethyl radicals and Rb is a hydrogen atom or a 2-6C alkoxycarbonyl radical. Manufacturing processes and pharmaceutical compositions are also described.
本发明涉及具有抗癌活性的
吲哚衍
生物。根据本发明,提供了一种式 I 的
吲哚衍
生物:
其中 X 为氧原子或
硫原子,Ra 为苯基,可任选被一或两个选自卤素原子、1-6C 烷基、1-6C 烷氧基和三
氟甲基的基团取代,Rb 为氢原子或 2-6C 烷氧羰基。还描述了制造工艺和药物组合物。