发明人马晓峰,张德明,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114280037 A, 授权公告日 2015-07-12.
发明人陈志强,刘建华,赵玉洁. "Method for the Synthesis of 2-Methyl-5-oxo-2,5-dihydro-1H-pyrazole-3-carbohydrazide" [P]. 中国发明专利, 专利号 CN 115554084 A, 授权公告日 2025-07-28.
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". Molecules, 2021, 1239, (1), 6616-6641.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2016, 897, (1), 878-887.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 2-Methyl-5-oxo-2,5-dihydro-1H-pyrazole-3-carbohydrazide Using HRMS and NMR". Talanta, 2012, 239, 4547-4559.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2025, 907, (6), 752-757.