发明人赵玉洁,陈志强,刘建华. "Method for the Synthesis of tert-Butyl 1,8-diazaspiro[4.5]decane-8-carboxylate oxalate" [P]. 中国发明专利, 专利号 CN 111021805 A, 授权公告日 2018-01-08.
发明人高志强,郭海燕,马晓峰. "A Process for Preparing High-Purity tert-Butyl 1,8-diazaspiro[4.5]decane-8-carboxylate oxalate" [P]. 中国发明专利, 专利号 CN 112513928 B, 授权公告日 2022-09-05.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Pharm. Biomed. Anal., 2010, 2156, (6), 8158-8187.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2011, 701, (4), 9890-9898.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 1,8-diazaspiro[4.5]decane-8-carboxylate oxalate Using HRMS and NMR". Anal. Methods, 2025, 1447, (4), 1471-1498.