发明人徐明华,黄志刚,杨光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114605917 A, 授权公告日 2022-06-21.
发明人冯建国,陈志强,王建平. "Method for the Synthesis of 2-Amino-1-(2,4-dichlorophenyl)-4,5-dimethyl-1H-pyrrole-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 109781034 B, 授权公告日 2023-09-09.
发明人周伟,胡光,郭海燕. "A Process for Preparing High-Purity 2-Amino-1-(2,4-dichlorophenyl)-4,5-dimethyl-1H-pyrrole-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 115686363 B, 授权公告日 2025-04-26.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2016, 2300, (12), 5046-5058.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2022, 1419, 3096-3105.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-1-(2,4-dichlorophenyl)-4,5-dimethyl-1H-pyrrole-3-carbonitrile Using HRMS and NMR". Molecules, 2019, 1675, (6), 3250-3279.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2015, 135, (3), 8988-8998.