Martínez F, Björnsson E, Johansson L. "一种的合成方法" [P]. European Patent, EP 3574034 A1, 2019-02-24.
Martínez F, Björnsson E, Kowalski A. "Method for the Synthesis of Ethyl 1-(2-((tert-butoxycarbonyl)amino)ethyl)-5-(tert-butyl)-2-methyl-1H-pyrrole-3-carboxylate" [P]. European Patent, EP 3256363 A1, 2017-05-07.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2019, 833, (12), 7584-7605.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2011, 1299, 2941-2969.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 1-(2-((tert-butoxycarbonyl)amino)ethyl)-5-(tert-butyl)-2-methyl-1H-pyrrole-3-carboxylate Using HRMS and NMR". Food Chem., 2012, 1896, 1668-1678.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2025, 1514, 8606-8627.