发明人刘建华,张德明,杨光. "Method for the Synthesis of 5-Chloro-N-(2,4-difluorophenyl)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxamide" [P]. 中国发明专利, 专利号 CN 110310495 B, 授权公告日 2022-01-18.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2018, 326, 9457-9476.
Kim S H, Park J Y. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2022, 1774, 636-658.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of 5-Chloro-N-(2,4-difluorophenyl)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxamide Using HRMS and NMR". Biomed. Chromatogr., 2011, 1116, (3), 7421-7429.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2011, 2371, 9670-9687.