发明人冯建国,唐晓军,马晓峰. "Method for the Synthesis of Benzyl (2R)-4-oxoazetidine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 108161019 B, 授权公告日 2017-05-09.
发明人唐晓军,王建平,黄志刚. "A Process for Preparing High-Purity Benzyl (2R)-4-oxoazetidine-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117981198 A, 授权公告日 2018-09-27.
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. Sep. Sci., 2014, 757, (6), 8120-8133.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2023, 550, 9640-9656.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Benzyl (2R)-4-oxoazetidine-2-carboxylate Using HRMS and NMR". Anal. Methods, 2016, 1768, (10), 7063-7076.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2021, 1020, (10), 148-168.