Chen K W, Hughes D C, Fischer A B. "Method for the Synthesis of (S)-2-(((Tert-butoxycarbonyl)amino)methyl)butanoic acid" [P]. US Patent, US 11788478 B2, 2023-06-08.
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". Phytochemistry, 2016, 253, (4), 1539-1566.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2024, 1003, (10), 4094-4115.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of (S)-2-(((Tert-butoxycarbonyl)amino)methyl)butanoic acid Using HRMS and NMR". J. Sep. Sci., 2015, 1620, (5), 1776-1797.
Kowalski T, Nowak Z. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2016, 2257, 414-442.