Schröder R, Fischer A B, Anderson J P. "一种的合成方法" [P]. US Patent, US 10888949 B2, 2016-11-13.
Anderson J P, Johnson M A, Park J H. "Method for the Synthesis of tert-Butyl 2-benzyl-10-oxo-2,7-diazaspiro[4.5]decane-7-carboxylate" [P]. US Patent, US 10457569 B2, 2023-03-26.
发明人郑宇鹏,沈红梅,朱建伟. "A Process for Preparing High-Purity tert-Butyl 2-benzyl-10-oxo-2,7-diazaspiro[4.5]decane-7-carboxylate" [P]. 中国发明专利, 专利号 CN 114445833 A, 授权公告日 2019-09-10.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2013, 1405, 8517-8523.
Mueller T, Schmidt R K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2013, 440, 4156-4166.