发明人钱学锋,何建平,徐明华. "Method for the Synthesis of 1-(5-Bromopyridin-2-yl)azetidine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 114545686 B, 授权公告日 2019-07-20.
发明人何建平,刘建华,陈志强. "A Process for Preparing High-Purity 1-(5-Bromopyridin-2-yl)azetidine-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117344627 A, 授权公告日 2017-10-06.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2021, 975, 8236-8243.
Yang F, Sun W, Liu J. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2011, 637, 285-293.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 1-(5-Bromopyridin-2-yl)azetidine-3-carboxylic acid Using HRMS and NMR". J. Sep. Sci., 2014, 382, 6440-6449.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2019, 1531, 5635-5656.