发明人李文辉,朱建伟,张德明. "Method for the Synthesis of 8-Oxa-1,4-diazaspiro[5.5]Undecan-5-one" [P]. 中国发明专利, 专利号 CN 114172490 B, 授权公告日 2016-04-17.
Mueller T, Park J H, Stevens L M. "A Process for Preparing High-Purity 8-Oxa-1,4-diazaspiro[5.5]Undecan-5-one" [P]. US Patent, US 9098537 B2, 2019-06-11.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2021, 1566, 9446-9468.
Kumar A, Sharma P, Patel R S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2016, 581, (7), 7045-7064.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of 8-Oxa-1,4-diazaspiro[5.5]Undecan-5-one Using HRMS and NMR". J. Nat. Prod., 2017, 175, 4374-4400.
O'Brien K, Kennedy M L. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Environ. Sci. Technol., 2010, 668, 3755-3771.