A nitroazole derivative of the formula:
wherein NA is 3-nitro-1,2,4-triazol-1-yl or 2-nitroimidazol-1-yl and Rf is a fluorine-containing organic group provide that when NA is 2-nitroimidazol-1-yl, the fluorine-containing organic group has at least one fluorine atom on a carbon atom which bonds to the nitrogen atom of the imidazole ring or a carbon atom which bonds to said carbon atom, which is useful as a raiosensitizer.
式中的硝唑衍
生物:
其中 NA 为
3-硝基-1,2,4-三唑-1-基或
2-硝基咪唑-1-基,Rf 为含
氟有机基团,当 NA 为
2-硝基咪唑-1-基时,含
氟有机基团在与
咪唑环氮原子键合的碳原子上或与所述碳原子键合的碳原子上至少有一个
氟原子,可用作射线增敏剂。