发明人孙丽萍,钱学锋,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111067014 A, 授权公告日 2025-10-27.
发明人林芳,唐晓军,冯建国. "Method for the Synthesis of 4-(2,4-Dichlorobenzoyl)-N-[(1E)-(dimethylamino)methylidene]-1H-pyrrole-2-carboxamide" [P]. 中国发明专利, 专利号 CN 114443768 B, 授权公告日 2020-03-15.
发明人郑宇鹏,高志强,钱学锋. "A Process for Preparing High-Purity 4-(2,4-Dichlorobenzoyl)-N-[(1E)-(dimethylamino)methylidene]-1H-pyrrole-2-carboxamide" [P]. 中国发明专利, 专利号 CN 116214283 A, 授权公告日 2017-05-05.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2024, 2264, 1098-1121.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2024, 946, (4), 6615-6628.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 4-(2,4-Dichlorobenzoyl)-N-[(1E)-(dimethylamino)methylidene]-1H-pyrrole-2-carboxamide Using HRMS and NMR". J. Pharm. Biomed. Anal., 2024, 987, (5), 2817-2828.