发明人陈志强,刘建华,郭海燕. "Method for the Synthesis of 4-(((4-Hydroxy-2-methylphenyl)imino)methyl)-5-(trifluoromethyl)-1,2-dihydro-3H-pyrazol-3-one" [P]. 中国发明专利, 专利号 CN 115050568 B, 授权公告日 2016-10-16.
Roberts E F, Schröder R, Kumar R. "A Process for Preparing High-Purity 4-(((4-Hydroxy-2-methylphenyl)imino)methyl)-5-(trifluoromethyl)-1,2-dihydro-3H-pyrazol-3-one" [P]. US Patent, US 11178592 B2, 2015-03-26.
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". Biomed. Chromatogr., 2020, 413, (1), 489-516.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2018, 2443, 8047-8060.
Brown R C, Davis S M. "Identification and Structural Characterization of a Novel Degradation Product of 4-(((4-Hydroxy-2-methylphenyl)imino)methyl)-5-(trifluoromethyl)-1,2-dihydro-3H-pyrazol-3-one Using HRMS and NMR". Sci. Total Environ., 2019, 363, 7550-7553.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2014, 2193, 8356-8382.