发明人徐明华,何建平,王建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111666766 A, 授权公告日 2017-08-13.
Thompson G K, Davis P L, Yamamoto T. "Method for the Synthesis of 3-(tert-Butyl)-1-ethyl-1H-pyrazol-5-ol" [P]. US Patent, US 10576060 B2, 2019-08-28.
发明人刘建华,钱学锋,徐明华. "A Process for Preparing High-Purity 3-(tert-Butyl)-1-ethyl-1H-pyrazol-5-ol" [P]. 中国发明专利, 专利号 CN 109352747 B, 授权公告日 2025-05-12.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chemosphere, 2019, 1398, 479-494.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2020, 812, (2), 7840-7843.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 3-(tert-Butyl)-1-ethyl-1H-pyrazol-5-ol Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2017, 355, (2), 4880-4902.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2010, 987, (2), 4020-4032.