Schröder R, Lee S K, Patel M V. "Method for the Synthesis of n-(3-Aminophenyl)-1-ethyl-1h-pyrazole-5-carboxamide" [P]. US Patent, US 9733996 B2, 2022-04-03.
发明人何建平,马晓峰,李文辉. "A Process for Preparing High-Purity n-(3-Aminophenyl)-1-ethyl-1h-pyrazole-5-carboxamide" [P]. 中国发明专利, 专利号 CN 109086398 A, 授权公告日 2020-01-01.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Sci. Total Environ., 2018, 2086, (11), 3991-4014.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2011, 1139, (9), 4237-4267.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of n-(3-Aminophenyl)-1-ethyl-1h-pyrazole-5-carboxamide Using HRMS and NMR". J. Agric. Food Chem., 2020, 1466, (5), 6480-6503.