发明人孙丽萍,杨光,周伟. "Method for the Synthesis of 5-Ethyl-1-methyl-1H-pyrazole-3-carboxamide" [P]. 中国发明专利, 专利号 CN 108230094 A, 授权公告日 2015-12-21.
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". Phytochemistry, 2010, 333, (6), 1611-1635.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2022, 667, (2), 3800-3810.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 5-Ethyl-1-methyl-1H-pyrazole-3-carboxamide Using HRMS and NMR". Food Chem., 2022, 1916, (1), 2139-2166.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2012, 2128, 167-194.