发明人林芳,黄志刚,刘建华. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108178242 A, 授权公告日 2015-06-25.
发明人韩伟,孙丽萍,陈志强. "Method for the Synthesis of 3-(((1,4-Dimethyl-1H-pyrazol-5-yl)methyl)amino)-1-methyl-1H-pyrazole-5-carboxamide hydrochloride" [P]. 中国发明专利, 专利号 CN 111279971 B, 授权公告日 2024-11-03.
发明人沈红梅,马晓峰,郑宇鹏. "A Process for Preparing High-Purity 3-(((1,4-Dimethyl-1H-pyrazol-5-yl)methyl)amino)-1-methyl-1H-pyrazole-5-carboxamide hydrochloride" [P]. 中国发明专利, 专利号 CN 115798157 A, 授权公告日 2025-02-21.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2017, 2298, (6), 8593-8604.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2015, 2051, 5385-5410.