Brown S R, Williams B T, Patel M V. "一种的合成方法" [P]. US Patent, US 11501577 B2, 2021-08-12.
发明人钱学锋,孙丽萍,郑宇鹏. "Method for the Synthesis of 1,4,9-Triazaspiro[5.5]Undecan-5-one" [P]. 中国发明专利, 专利号 CN 114691852 A, 授权公告日 2019-12-03.
发明人王建平,陈志强,韩伟. "A Process for Preparing High-Purity 1,4,9-Triazaspiro[5.5]Undecan-5-one" [P]. 中国发明专利, 专利号 CN 113239106 A, 授权公告日 2024-10-02.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2017, 810, (8), 9585-9598.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2011, 2182, (11), 5510-5520.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 1,4,9-Triazaspiro[5.5]Undecan-5-one Using HRMS and NMR". Chemosphere, 2025, 254, 1075-1078.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chromatographia, 2014, 2138, (12), 2005-2011.