发明人黄志刚,郑宇鹏,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108613687 A, 授权公告日 2017-05-18.
发明人何建平,郭海燕,朱建伟. "Method for the Synthesis of (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-(adamantan-1-yloxy)-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 117576559 A, 授权公告日 2020-07-14.
发明人胡光,马晓峰,唐晓军. "A Process for Preparing High-Purity (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-(adamantan-1-yloxy)-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 111653677 A, 授权公告日 2016-06-10.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2011, 1549, 829-843.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2012, 1676, (12), 8808-8828.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of (S)-2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-(adamantan-1-yloxy)-4-oxobutanoic acid Using HRMS and NMR". Chemosphere, 2020, 449, 3964-3972.
Wang L, Li J, Zhang H. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2012, 1604, (12), 1645-1658.