Roberts E F, Davis P L, Yamamoto T. "一种的合成方法" [P]. US Patent, US 9215604 B2, 2018-12-16.
发明人钱学锋,韩伟,赵玉洁. "Method for the Synthesis of (S)-2-((tert-Butoxycarbonyl)amino)-3,3-difluoropropanoic acid" [P]. 中国发明专利, 专利号 CN 114265374 A, 授权公告日 2018-02-21.
发明人林芳,赵玉洁,郭海燕. "A Process for Preparing High-Purity (S)-2-((tert-Butoxycarbonyl)amino)-3,3-difluoropropanoic acid" [P]. 中国发明专利, 专利号 CN 109527719 B, 授权公告日 2020-04-10.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2015, 139, 3536-3551.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2013, 1999, (12), 9061-9073.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of (S)-2-((tert-Butoxycarbonyl)amino)-3,3-difluoropropanoic acid Using HRMS and NMR". J. Nat. Prod., 2021, 137, 4745-4774.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2022, 408, (11), 9366-9376.