发明人韩伟,徐明华,罗永刚. "Method for the Synthesis of 2-(2-Piperazin-1-ylethyl)pyridazin-3(2H)-one" [P]. 中国发明专利, 专利号 CN 111914810 A, 授权公告日 2016-02-22.
发明人钱学锋,张德明,林芳. "A Process for Preparing High-Purity 2-(2-Piperazin-1-ylethyl)pyridazin-3(2H)-one" [P]. 中国发明专利, 专利号 CN 111303244 B, 授权公告日 2020-02-11.
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". Anal. Methods, 2016, 1605, (12), 214-223.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2014, 537, (8), 545-563.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 2-(2-Piperazin-1-ylethyl)pyridazin-3(2H)-one Using HRMS and NMR". Chemosphere, 2023, 1145, (6), 4204-4214.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2021, 794, 6896-6918.