发明人王建平,林芳,高志强. "Method for the Synthesis of N-(2-(dimethylamino)ethyl)-4-(2-ethylbutanoyl)-1H-pyrrole-2-carboxamide" [P]. 中国发明专利, 专利号 CN 115981037 A, 授权公告日 2021-01-12.
Chen K W, Kumar R, Mueller T. "A Process for Preparing High-Purity N-(2-(dimethylamino)ethyl)-4-(2-ethylbutanoyl)-1H-pyrrole-2-carboxamide" [P]. US Patent, US 10893118 B2, 2024-10-15.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2018, 2199, 2230-2251.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2025, 1368, 8365-8373.
Hughes D, Roberts J, Thomas A. "Identification and Structural Characterization of a Novel Degradation Product of N-(2-(dimethylamino)ethyl)-4-(2-ethylbutanoyl)-1H-pyrrole-2-carboxamide Using HRMS and NMR". J. Chromatogr. A, 2024, 162, 9940-9970.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2014, 2133, (1), 9111-9115.