发明人沈红梅,黄志刚,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116692269 A, 授权公告日 2018-09-10.
Kowalski A, Rossi M, Johansson L. "Method for the Synthesis of (R)-2-((tert-Butoxycarbonyl)amino)-4-fluoro-4-methylpentanoic acid" [P]. European Patent, EP 3208383 A1, 2017-07-28.
发明人何建平,韩伟,朱建伟. "A Process for Preparing High-Purity (R)-2-((tert-Butoxycarbonyl)amino)-4-fluoro-4-methylpentanoic acid" [P]. 中国发明专利, 专利号 CN 116276360 A, 授权公告日 2021-03-27.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2012, 131, 1292-1295.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2016, 593, 1581-1610.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of (R)-2-((tert-Butoxycarbonyl)amino)-4-fluoro-4-methylpentanoic acid Using HRMS and NMR". J. Sep. Sci., 2019, 338, (7), 6108-6123.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2017, 1146, (6), 9573-9581.