A highly pure, optically active 2-nitroimidazole derivative that can be used as a concomitant drug for the radiotherapy of various tumors because it has an excellent radiosensitizing effect and a high safety. It can be produced from an inexpensive diester of tartaric acid in a high yield according to reaction scheme (I), wherein R¹ and R², which may be the same or different from each other, represent each an aliphatic or aromatic group, and X represents halogen.
一种高纯度、具有光学活性的
2-硝基咪唑衍
生物,可用作各种肿瘤放射治疗的辅助药物,因为它具有极佳的放射增敏效果和较高的安全性。根据反应方案 (I),它可以从廉价的
酒石酸二酯中高产制得,其中 R¹ 和 R²(可以相同或不同)各代表一个脂肪族或芳香族基团,X 代表卤素。