发明人张德明,杨光,唐晓军. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108078443 A, 授权公告日 2020-04-22.
Schröder R, Lefèvre J P, Rossi M. "Method for the Synthesis of (4Z)-3-tert-Butyl-4-({2-[(4-chlorophenyl)sulfanyl]-5-nitrophenyl}methylidene)-1-phenyl-4,5-dihydro-1H-pyrazol-5-one" [P]. European Patent, EP 3666394 A1, 2023-03-12.
参考文献 Literature
Kowalski T, Nowak Z. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2021, 292, 849-868.
Smith J A, Johnson M B. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2013, 1962, 3444-3467.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of (4Z)-3-tert-Butyl-4-({2-[(4-chlorophenyl)sulfanyl]-5-nitrophenyl}methylidene)-1-phenyl-4,5-dihydro-1H-pyrazol-5-one Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2016, 675, (9), 8502-8525.
Kim S H, Park J Y. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2014, 775, 2784-2799.