发明人韩伟,郭海燕,罗永刚. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109687888 A, 授权公告日 2019-03-19.
发明人赵玉洁,孙丽萍,唐晓军. "Method for the Synthesis of tert-Butyl 4-(6-chloropyridazin-3-yl)-3-methylpiperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 113335630 A, 授权公告日 2020-09-21.
发明人罗永刚,钱学锋,高志强. "A Process for Preparing High-Purity tert-Butyl 4-(6-chloropyridazin-3-yl)-3-methylpiperazine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 117075094 A, 授权公告日 2024-10-27.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2023, 512, (10), 316-331.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2014, 481, (8), 6187-6217.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 4-(6-chloropyridazin-3-yl)-3-methylpiperazine-1-carboxylate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2024, 1472, (10), 1146-1157.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2024, 2075, 2489-2502.