Fischer A B, Chen K W, Davis P L. "Method for the Synthesis of Ethyl 3-amino-4-cyano-5-phenyl-1H-pyrrole-2-carboxylate" [P]. US Patent, US 11363509 B2, 2022-07-11.
发明人刘建华,罗永刚,陈志强. "A Process for Preparing High-Purity Ethyl 3-amino-4-cyano-5-phenyl-1H-pyrrole-2-carboxylate" [P]. 中国发明专利, 专利号 CN 114465053 A, 授权公告日 2018-05-26.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2013, 1498, (9), 8951-8957.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2019, 175, 641-655.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 3-amino-4-cyano-5-phenyl-1H-pyrrole-2-carboxylate Using HRMS and NMR". Anal. Chim. Acta, 2018, 238, 5432-5451.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2011, 1906, (10), 6394-6400.