发明人孙丽萍,徐明华,郑宇鹏. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 109823756 A, 授权公告日 2020-07-20.
发明人孙丽萍,钱学锋,黄志刚. "Method for the Synthesis of Tert-butyl 8-benzyl-7-oxo-2,8-diazaspiro[5.5]Undecane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117847216 B, 授权公告日 2025-01-07.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2020, 717, (7), 2313-2321.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2013, 1464, 7222-7226.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of Tert-butyl 8-benzyl-7-oxo-2,8-diazaspiro[5.5]Undecane-2-carboxylate Using HRMS and NMR". J. Chromatogr. A, 2016, 1054, (1), 6940-6958.
Yang F, Sun W, Liu J. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Talanta, 2016, 1160, 3521-3550.