Johansson L, Nowak P, Mueller T C. "一种的合成方法" [P]. European Patent, EP 3576738 A1, 2020-12-27.
Schröder R, Thompson G K, Davis P L. "Method for the Synthesis of 2-(1-(2,2-Difluoroethyl)-3,5-dimethyl-1H-pyrazol-4-yl)acetaldehyde" [P]. US Patent, US 9196279 B2, 2015-10-05.
发明人朱建伟,王建平,林芳. "A Process for Preparing High-Purity 2-(1-(2,2-Difluoroethyl)-3,5-dimethyl-1H-pyrazol-4-yl)acetaldehyde" [P]. 中国发明专利, 专利号 CN 111101988 B, 授权公告日 2018-10-06.
参考文献 Literature
Garcia M, Rodriguez P. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2015, 298, (7), 5476-5484.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2023, 518, (4), 1439-1468.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 2-(1-(2,2-Difluoroethyl)-3,5-dimethyl-1H-pyrazol-4-yl)acetaldehyde Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2017, 1817, 508-529.