发明人沈红梅,高志强,朱建伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115628637 A, 授权公告日 2015-03-17.
发明人黄志刚,郑宇鹏,陈志强. "Method for the Synthesis of 1-Methyl-1h-pyrazole-3,4-diamine dihydrochloride" [P]. 中国发明专利, 专利号 CN 112177800 B, 授权公告日 2023-04-07.
发明人杨光,孙丽萍,刘建华. "A Process for Preparing High-Purity 1-Methyl-1h-pyrazole-3,4-diamine dihydrochloride" [P]. 中国发明专利, 专利号 CN 116703609 A, 授权公告日 2022-05-28.
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". J. Chromatogr. A, 2013, 2124, (4), 9055-9077.
Zhang Y, Li Q, Chen T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2016, 461, 9605-9611.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 1-Methyl-1h-pyrazole-3,4-diamine dihydrochloride Using HRMS and NMR". Food Chem., 2020, 1660, (12), 2290-2320.