Anderson J P, Yamamoto T, Roberts E F. "一种的合成方法" [P]. US Patent, US 11242912 B2, 2016-01-06.
Hughes D C, Lee S K, Davis P L. "Method for the Synthesis of (R)-4-(6-Benzyl-2,6-diazaspiro[3.4]octan-2-yl)-N-(2-methoxyethyl)-N,5-dimethylhexan-1-amine" [P]. US Patent, US 11431061 B2, 2024-05-01.
发明人冯建国,刘建华,林芳. "A Process for Preparing High-Purity (R)-4-(6-Benzyl-2,6-diazaspiro[3.4]octan-2-yl)-N-(2-methoxyethyl)-N,5-dimethylhexan-1-amine" [P]. 中国发明专利, 专利号 CN 112976352 A, 授权公告日 2024-02-27.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2018, 1327, (2), 6203-6224.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2011, 316, (7), 1812-1838.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of (R)-4-(6-Benzyl-2,6-diazaspiro[3.4]octan-2-yl)-N-(2-methoxyethyl)-N,5-dimethylhexan-1-amine Using HRMS and NMR". Rapid Commun. Mass Spectrom., 2025, 1120, (5), 475-482.