Johnson M A, Williams B T, Hughes D C. "一种的合成方法" [P]. US Patent, US 9174536 B2, 2020-03-15.
发明人张德明,刘建华,陈志强. "Method for the Synthesis of 1-Methyl-3-(1,4-dioxaspiro[4.5]Decan-8-yl)urea" [P]. 中国发明专利, 专利号 CN 112066900 A, 授权公告日 2024-07-21.
发明人马晓峰,胡光,唐晓军. "A Process for Preparing High-Purity 1-Methyl-3-(1,4-dioxaspiro[4.5]Decan-8-yl)urea" [P]. 中国发明专利, 专利号 CN 110227223 B, 授权公告日 2025-07-10.
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". Food Chem., 2010, 1846, 2674-2702.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2019, 684, (2), 2219-2229.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of 1-Methyl-3-(1,4-dioxaspiro[4.5]Decan-8-yl)urea Using HRMS and NMR". Molecules, 2024, 1490, 4039-4058.
Lee J H, Choi Y S. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2012, 1241, 5361-5378.