The present invention is directed single diasteromers of 4-fluoroglutamine having a diastereomeric excess of at least 80%. Methods of preparing the single diastereomers are also described, as well as methods of using the single diastereomers of radiolabeled 4-fluoroglutamine as imaging agent is also described.
本发明涉及具有至少80%对映异构体过量的4-
氟谷
氨酸的单一对映异构体。还描述了制备单一对映异构体的方法,以及使用放射标记的4-
氟谷
氨酸的单一对映异构体作为成像剂的方法。