Johnson M A, Hughes D C, Chen K W. "一种的合成方法" [P]. US Patent, US 9160298 B2, 2023-12-03.
Jørgensen K, Sørensen M, Björnsson E. "Method for the Synthesis of (2R,3S)-7-bromo-6-(4-fluorophenyl)-2,3-dimethyl-2,3-dihydropyrazolo[5,1-b]oxazole" [P]. European Patent, EP 3616753 A1, 2018-01-23.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2018, 2065, (9), 1064-1071.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2022, 1832, 136-147.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of (2R,3S)-7-bromo-6-(4-fluorophenyl)-2,3-dimethyl-2,3-dihydropyrazolo[5,1-b]oxazole Using HRMS and NMR". Phytochemistry, 2017, 431, 3141-3168.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Molecules, 2012, 214, 8880-8894.