Hughes D C, Fischer A B, Yamamoto T. "Method for the Synthesis of 1-(2-Fluoroethyl)-4-methyl-N-((3-methyl-1-propyl-1H-pyrazol-5-yl)methyl)-1H-pyrazol-3-amine hydrochloride" [P]. US Patent, US 9144915 B2, 2020-02-05.
发明人郭海燕,黄志刚,刘建华. "A Process for Preparing High-Purity 1-(2-Fluoroethyl)-4-methyl-N-((3-methyl-1-propyl-1H-pyrazol-5-yl)methyl)-1H-pyrazol-3-amine hydrochloride" [P]. 中国发明专利, 专利号 CN 112220845 A, 授权公告日 2018-12-09.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2010, 1438, (11), 8722-8730.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2011, 2431, 7728-7743.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-Fluoroethyl)-4-methyl-N-((3-methyl-1-propyl-1H-pyrazol-5-yl)methyl)-1H-pyrazol-3-amine hydrochloride Using HRMS and NMR". Chromatographia, 2017, 641, 1056-1077.