发明人杨光,沈红梅,周伟. "Method for the Synthesis of 1-(2-(Piperidin-1-yl)ethyl)-1H-pyrazol-4-amine dihydrochloride" [P]. 中国发明专利, 专利号 CN 113457580 A, 授权公告日 2021-10-19.
Nielsen H, Lefèvre J P, Johansson L. "A Process for Preparing High-Purity 1-(2-(Piperidin-1-yl)ethyl)-1H-pyrazol-4-amine dihydrochloride" [P]. European Patent, EP 3040889 A1, 2019-01-08.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2019, 860, 330-352.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2010, 82, (12), 6219-6237.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-(Piperidin-1-yl)ethyl)-1H-pyrazol-4-amine dihydrochloride Using HRMS and NMR". Sci. Total Environ., 2014, 2303, 616-630.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2016, 1451, 7739-7761.