发明人陈志强,徐明华,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115526001 A, 授权公告日 2015-10-06.
发明人徐明华,冯建国,林芳. "Method for the Synthesis of 4-Chloro-2-(2-oxopropyl)-5-[(prop-2-en-1-yl)amino]-2,3-dihydropyridazin-3-one" [P]. 中国发明专利, 专利号 CN 108638247 B, 授权公告日 2018-04-11.
发明人陈志强,朱建伟,罗永刚. "A Process for Preparing High-Purity 4-Chloro-2-(2-oxopropyl)-5-[(prop-2-en-1-yl)amino]-2,3-dihydropyridazin-3-one" [P]. 中国发明专利, 专利号 CN 115791605 A, 授权公告日 2021-08-06.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2023, 2391, 1133-1145.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2025, 1653, (5), 5097-5123.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of 4-Chloro-2-(2-oxopropyl)-5-[(prop-2-en-1-yl)amino]-2,3-dihydropyridazin-3-one Using HRMS and NMR". Talanta, 2014, 2476, 729-745.