Davis P L, Brown S R, O'Brien P Q. "Method for the Synthesis of Tert-butyl 5-hydroxy-5-(trifluoromethyl)-2-azabicyclo[2.2.1]Heptane-2-carboxylate" [P]. US Patent, US 11531564 B2, 2023-03-23.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2012, 345, 8023-8048.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2013, 2293, (6), 9925-9954.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of Tert-butyl 5-hydroxy-5-(trifluoromethyl)-2-azabicyclo[2.2.1]Heptane-2-carboxylate Using HRMS and NMR". Molecules, 2023, 693, (6), 2116-2132.
Zhang Y, Li Q, Chen T. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2010, 678, (10), 6907-6924.