发明人王建平,徐明华,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115222431 A, 授权公告日 2022-05-26.
发明人沈红梅,马晓峰,孙丽萍. "Method for the Synthesis of (s)-4-(1-(Tert-butoxycarbonyl)pyrrolidine-2-carboxamido)butanoic acid" [P]. 中国发明专利, 专利号 CN 112937010 B, 授权公告日 2015-03-23.
发明人郭海燕,林芳,黄志刚. "A Process for Preparing High-Purity (s)-4-(1-(Tert-butoxycarbonyl)pyrrolidine-2-carboxamido)butanoic acid" [P]. 中国发明专利, 专利号 CN 114585871 A, 授权公告日 2024-05-02.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2022, 1535, (4), 1346-1353.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2017, 1970, (4), 818-833.