发明人冯建国,李文辉,赵玉洁. "Method for the Synthesis of Ethyl 5-(4-ethylphenyl)-1H-pyrazole-3-carboxylate" [P]. 中国发明专利, 专利号 CN 108880946 A, 授权公告日 2019-08-26.
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". J. Agric. Food Chem., 2014, 2123, 7646-7651.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2016, 657, (10), 7502-7512.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Ethyl 5-(4-ethylphenyl)-1H-pyrazole-3-carboxylate Using HRMS and NMR". Sci. Total Environ., 2016, 2234, (11), 9513-9540.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Biomed. Chromatogr., 2016, 2389, 4276-4297.