Mueller T C, Björnsson E, Schröder R. "Method for the Synthesis of Ethyl 3-(1-(3,4-dimethoxyphenyl)-5-oxopyrrolidine-3-carboxamido)benzoate" [P]. European Patent, EP 3903737 A1, 2018-02-13.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2010, 1487, 261-267.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2012, 363, (5), 9816-9823.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 3-(1-(3,4-dimethoxyphenyl)-5-oxopyrrolidine-3-carboxamido)benzoate Using HRMS and NMR". Talanta, 2022, 1503, 5481-5503.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2018, 1271, 7816-7842.