发明人郑宇鹏,冯建国,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109376607 A, 授权公告日 2025-07-15.
发明人韩伟,赵玉洁,周伟. "Method for the Synthesis of 2-Amino-1-(2,5-difluorophenyl)-4,5-dimethyl-1H-pyrrole-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 110535321 A, 授权公告日 2023-09-21.
发明人郑宇鹏,杨光,林芳. "A Process for Preparing High-Purity 2-Amino-1-(2,5-difluorophenyl)-4,5-dimethyl-1H-pyrrole-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 109221804 B, 授权公告日 2020-08-22.
参考文献 Literature
Smith J A, Johnson M B. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2017, 2065, 8530-8543.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2011, 1892, (9), 7975-7986.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 2-Amino-1-(2,5-difluorophenyl)-4,5-dimethyl-1H-pyrrole-3-carbonitrile Using HRMS and NMR". J. Sep. Sci., 2017, 1397, (10), 932-942.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2013, 1518, (6), 2670-2684.