发明人杨光,何建平,朱建伟. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108095144 A, 授权公告日 2015-01-21.
发明人胡光,何建平,孙丽萍. "Method for the Synthesis of tert-Butyl 2,5-diazaspiro[3.4]octane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 112440501 B, 授权公告日 2024-09-01.
发明人何建平,张德明,马晓峰. "A Process for Preparing High-Purity tert-Butyl 2,5-diazaspiro[3.4]octane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 117769547 A, 授权公告日 2020-01-16.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Chromatographia, 2015, 1692, 9502-9522.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2013, 1463, 8268-8293.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 2,5-diazaspiro[3.4]octane-2-carboxylate Using HRMS and NMR". Phytochemistry, 2023, 542, 9561-9574.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2021, 1284, 3972-3981.