发明人杨光,黄志刚,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109553590 A, 授权公告日 2022-05-28.
Björnsson E, Nielsen H, Lefèvre J P. "Method for the Synthesis of 10-Chloro-2-(chloromethyl)pyrimido[1,2-b]indazol-4(6H)-one" [P]. European Patent, EP 3835209 A1, 2016-04-26.
Lefèvre J P, Mueller T C, Nowak P. "A Process for Preparing High-Purity 10-Chloro-2-(chloromethyl)pyrimido[1,2-b]indazol-4(6H)-one" [P]. European Patent, EP 3813641 A1, 2020-08-18.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Nat. Prod., 2014, 703, 2942-2970.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2019, 2228, 3490-3512.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 10-Chloro-2-(chloromethyl)pyrimido[1,2-b]indazol-4(6H)-one Using HRMS and NMR". Anal. Methods, 2024, 1070, 5695-5700.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2018, 1093, 1170-1188.