发明人朱建伟,刘建华,何建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 114548228 A, 授权公告日 2017-08-05.
发明人张德明,高志强,朱建伟. "Method for the Synthesis of 1,9-Dioxa-4-azaspiro[5.5]Undecan-3-one" [P]. 中国发明专利, 专利号 CN 110722035 A, 授权公告日 2024-04-23.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Biomed. Chromatogr., 2023, 1843, 9720-9729.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2013, 1578, (8), 2091-2101.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 1,9-Dioxa-4-azaspiro[5.5]Undecan-3-one Using HRMS and NMR". Chromatographia, 2011, 1957, (12), 3497-3510.
Kumar A, Sharma P, Patel R S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2017, 2138, (6), 4445-4464.