发明人黄志刚,王建平,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115739527 A, 授权公告日 2024-04-21.
发明人李文辉,徐明华,郭海燕. "Method for the Synthesis of (Z)-tert-Butyl 3-((dimethylamino)methylene)-4-oxopyrrolidine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 116422187 A, 授权公告日 2023-11-12.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2018, 1592, 7543-7555.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2019, 2260, 1807-1824.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of (Z)-tert-Butyl 3-((dimethylamino)methylene)-4-oxopyrrolidine-1-carboxylate Using HRMS and NMR". Chromatographia, 2014, 1627, 8716-8734.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2025, 2222, (9), 1155-1181.