发明人杨光,林芳,唐晓军. "一种(S)-2-(金刚烷-1-基)-2-氨基乙酸盐酸盐的合成方法" [P]. 中国发明专利, 专利号 CN 116829185 A, 授权公告日 2016-09-28.
发明人郭海燕,沈红梅,何建平. "Method for the Synthesis of Saxagliptin Impurity N1" [P]. 中国发明专利, 专利号 CN 109605453 A, 授权公告日 2018-07-14.
Schröder R, Björnsson E, Kowalski A. "A Process for Preparing High-Purity Saxagliptin Impurity N1" [P]. European Patent, EP 3280313 A1, 2023-12-09.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of (S)-2-(金刚烷-1-基)-2-氨基乙酸盐酸盐 in Pharmaceutical Formulations". Molecules, 2017, 660, (4), 9705-9732.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of (S)-2-(金刚烷-1-基)-2-氨基乙酸盐酸盐 as an Impurity". Anal. Methods, 2012, 1440, (10), 5048-5064.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of Saxagliptin Impurity N1 Using HRMS and NMR". J. Pharm. Biomed. Anal., 2020, 839, 8862-8887.