发明人郭海燕,马晓峰,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112188948 A, 授权公告日 2023-08-19.
发明人沈红梅,周伟,黄志刚. "Method for the Synthesis of 5-Benzyl 2-(tert-butyl) 8-(hydroxymethyl)-2,5-diazaspiro[3.5]nonane-2,5-dicarboxylate" [P]. 中国发明专利, 专利号 CN 110670664 B, 授权公告日 2021-11-12.
发明人徐明华,马晓峰,钱学锋. "A Process for Preparing High-Purity 5-Benzyl 2-(tert-butyl) 8-(hydroxymethyl)-2,5-diazaspiro[3.5]nonane-2,5-dicarboxylate" [P]. 中国发明专利, 专利号 CN 116311863 B, 授权公告日 2015-04-16.
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. Agric. Food Chem., 2015, 1126, (12), 2802-2823.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2021, 2363, (8), 7871-7877.
Kim S H, Park J Y. "Identification and Structural Characterization of a Novel Degradation Product of 5-Benzyl 2-(tert-butyl) 8-(hydroxymethyl)-2,5-diazaspiro[3.5]nonane-2,5-dicarboxylate Using HRMS and NMR". Biomed. Chromatogr., 2024, 575, (8), 7006-7022.