Park J H, Thompson G K, Davis P L. "一种的合成方法" [P]. US Patent, US 9720026 B2, 2022-01-03.
发明人张德明,何建平,高志强. "Method for the Synthesis of 1,4,9-Triazaspiro[5.5]Undecan-2-one" [P]. 中国发明专利, 专利号 CN 114103979 A, 授权公告日 2015-11-03.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2021, 1027, (12), 7668-7688.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2010, 1434, 736-753.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 1,4,9-Triazaspiro[5.5]Undecan-2-one Using HRMS and NMR". J. Chromatogr. A, 2025, 1238, 7005-7026.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2011, 463, (3), 1544-1560.