发明人胡光,罗永刚,孙丽萍. "Method for the Synthesis of Methyl 2-oxoazetidine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 110096623 B, 授权公告日 2019-08-13.
发明人王建平,冯建国,刘建华. "A Process for Preparing High-Purity Methyl 2-oxoazetidine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 108483471 A, 授权公告日 2022-02-17.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2024, 2103, (11), 9118-9127.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2015, 1732, 6121-6139.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of Methyl 2-oxoazetidine-3-carboxylate Using HRMS and NMR". Anal. Methods, 2023, 1011, 8328-8334.