发明人钱学锋,刘建华,沈红梅. "Method for the Synthesis of 3-(Trifluoromethyl)-1H-pyrazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 113367956 B, 授权公告日 2016-03-15.
发明人唐晓军,刘建华,孙丽萍. "A Process for Preparing High-Purity 3-(Trifluoromethyl)-1H-pyrazol-5(4H)-one" [P]. 中国发明专利, 专利号 CN 114385573 B, 授权公告日 2016-04-23.
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". Rapid Commun. Mass Spectrom., 2018, 1768, (6), 8789-8792.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2022, 205, (2), 3503-3517.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 3-(Trifluoromethyl)-1H-pyrazol-5(4H)-one Using HRMS and NMR". Talanta, 2025, 1720, 4212-4225.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2013, 1580, (12), 9702-9713.