发明人林芳,罗永刚,李文辉. "Method for the Synthesis of 1-Ethyl-3-nitro-1H-pyrazole-4-carboxamide" [P]. 中国发明专利, 专利号 CN 114298794 A, 授权公告日 2019-01-07.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2017, 570, (4), 5961-5969.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2018, 1596, (8), 8972-8984.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 1-Ethyl-3-nitro-1H-pyrazole-4-carboxamide Using HRMS and NMR". Molecules, 2010, 262, 4189-4212.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Agric. Food Chem., 2015, 2399, 508-522.