发明人徐明华,张德明,孙丽萍. "Method for the Synthesis of N-((1-Ethyl-1H-pyrazol-5-yl)methyl)-1-(2-fluoroethyl)-4-methyl-1H-pyrazol-5-amine hydrochloride" [P]. 中国发明专利, 专利号 CN 115155489 B, 授权公告日 2022-05-03.
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". Molecules, 2012, 1467, 9408-9436.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2016, 569, (2), 1112-1121.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of N-((1-Ethyl-1H-pyrazol-5-yl)methyl)-1-(2-fluoroethyl)-4-methyl-1H-pyrazol-5-amine hydrochloride Using HRMS and NMR". Phytochemistry, 2012, 1463, 5981-5997.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2015, 2045, (3), 3022-3028.