发明人周伟,胡光,何建平. "Method for the Synthesis of 2-Methyl-N-phenyl-1-oxa-4-azaspiro[4.6]Undecane-4-carboxamide" [P]. 中国发明专利, 专利号 CN 110821215 B, 授权公告日 2017-07-23.
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". Anal. Chim. Acta, 2014, 1661, 7950-7961.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Rapid Commun. Mass Spectrom., 2016, 1526, 7429-7449.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 2-Methyl-N-phenyl-1-oxa-4-azaspiro[4.6]Undecane-4-carboxamide Using HRMS and NMR". J. Sep. Sci., 2020, 1346, (5), 1832-1848.
Xu M, Hu Y, Zhou D. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2018, 2278, (1), 7539-7550.