发明人朱建伟,李文辉,高志强. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109618068 A, 授权公告日 2020-02-04.
Kowalski A, Sørensen M, Rossi M. "Method for the Synthesis of 1-(3,5-Difluoro-1H-pyrazol-1-yl)ethanone" [P]. European Patent, EP 3691384 A1, 2021-02-01.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2014, 184, 5562-5566.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2010, 1459, 1316-1333.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 1-(3,5-Difluoro-1H-pyrazol-1-yl)ethanone Using HRMS and NMR". Phytochemistry, 2017, 1817, (1), 45-64.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Sep. Sci., 2019, 2090, 4401-4413.