Thompson G K, Williams B T, Stevens L M. "一种的合成方法" [P]. US Patent, US 9315644 B2, 2015-08-14.
Fischer A B, Park J H, Stevens L M. "Method for the Synthesis of (S)-tert-Butyl 2-methylmorpholine-4-carboxylate" [P]. US Patent, US 9035111 B2, 2023-06-28.
Kumar R, Mueller T, Anderson J P. "A Process for Preparing High-Purity (S)-tert-Butyl 2-methylmorpholine-4-carboxylate" [P]. US Patent, US 11827927 B2, 2022-03-20.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Food Chem., 2021, 622, 8379-8387.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2010, 212, 3857-3867.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of (S)-tert-Butyl 2-methylmorpholine-4-carboxylate Using HRMS and NMR". J. Nat. Prod., 2017, 553, (10), 872-881.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2018, 577, (11), 1162-1168.