Klinger H, Yamamoto T, Chen K W. "一种的合成方法" [P]. US Patent, US 9125824 B2, 2017-11-12.
发明人郑宇鹏,徐明华,张德明. "Method for the Synthesis of 1-N-Cbz-3-Oxo-pyrrolidine-2-carboxylic acid ethyl ester" [P]. 中国发明专利, 专利号 CN 112692704 A, 授权公告日 2015-02-26.
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". J. Agric. Food Chem., 2021, 2126, (11), 116-131.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2011, 1038, (11), 9055-9068.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 1-N-Cbz-3-Oxo-pyrrolidine-2-carboxylic acid ethyl ester Using HRMS and NMR". Anal. Chem., 2014, 1218, (5), 562-572.