Jørgensen K, Sørensen M, Schröder R. "Method for the Synthesis of 1,3-Dimethyl-5-(trifluoromethyl)-1H-pyrazole-4-sulfonyl chloride" [P]. European Patent, EP 3841664 A1, 2022-04-21.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2011, 1564, (7), 2476-2489.
Kowalski T, Nowak Z. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2014, 2397, 6694-6723.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 1,3-Dimethyl-5-(trifluoromethyl)-1H-pyrazole-4-sulfonyl chloride Using HRMS and NMR". J. Agric. Food Chem., 2010, 2047, (10), 7541-7567.
Yamamoto K, Tanaka H, Suzuki T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2021, 1290, 7705-7728.