发明人马晓峰,唐晓军,韩伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111007235 A, 授权公告日 2016-07-28.
发明人冯建国,杨光,郭海燕. "Method for the Synthesis of Methyl (Z)-4-((dimethylamino)methylene)-2-methyl-5-oxo-1-phenethyl-4,5-dihydro-1H-pyrrole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 111455722 A, 授权公告日 2025-07-18.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2025, 401, (8), 1354-1357.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2017, 1919, (6), 974-999.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of Methyl (Z)-4-((dimethylamino)methylene)-2-methyl-5-oxo-1-phenethyl-4,5-dihydro-1H-pyrrole-3-carboxylate Using HRMS and NMR". J. Chromatogr. A, 2019, 2021, (5), 8128-8139.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Methods, 2011, 2378, (11), 7847-7867.