发明人冯建国,沈红梅,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110182474 A, 授权公告日 2018-07-06.
发明人陈志强,高志强,沈红梅. "Method for the Synthesis of 5-Bromo-1-methyl-4-(trifluoromethyl)-1,2-dihydro-3H-pyrazol-3-one" [P]. 中国发明专利, 专利号 CN 112321183 B, 授权公告日 2016-12-05.
发明人林芳,张德明,钱学锋. "A Process for Preparing High-Purity 5-Bromo-1-methyl-4-(trifluoromethyl)-1,2-dihydro-3H-pyrazol-3-one" [P]. 中国发明专利, 专利号 CN 112650053 B, 授权公告日 2018-01-05.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2014, 1335, (5), 6776-6802.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2018, 1321, 5389-5394.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 5-Bromo-1-methyl-4-(trifluoromethyl)-1,2-dihydro-3H-pyrazol-3-one Using HRMS and NMR". J. Nat. Prod., 2012, 636, (6), 8422-8441.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2020, 729, 2173-2202.