Björnsson E, Rossi M, Jørgensen K. "一种的合成方法" [P]. European Patent, EP 3741499 A1, 2019-07-15.
Chen K W, Williams B T, Davis P L. "Method for the Synthesis of (2S)-morpholine-2-carboxylic acid" [P]. US Patent, US 9505124 B2, 2015-11-02.
Yamamoto T, Chen K W, O'Brien P Q. "A Process for Preparing High-Purity (2S)-morpholine-2-carboxylic acid" [P]. US Patent, US 9869108 B2, 2018-12-22.
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 in Pharmaceutical Formulations". Anal. Chem., 2022, 1074, (1), 1112-1129.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2017, 1979, 6521-6538.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of (2S)-morpholine-2-carboxylic acid Using HRMS and NMR". J. Chromatogr. A, 2023, 242, (3), 806-830.
Mueller T, Schmidt R K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2012, 188, (5), 7441-7462.