发明人孙丽萍,刘建华,高志强. "Method for the Synthesis of tert-Butyl 6-mercapto-2-azaspiro[3.3]heptane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 113395896 A, 授权公告日 2020-12-23.
发明人沈红梅,郭海燕,李文辉. "A Process for Preparing High-Purity tert-Butyl 6-mercapto-2-azaspiro[3.3]heptane-2-carboxylate" [P]. 中国发明专利, 专利号 CN 115615776 A, 授权公告日 2017-12-06.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2010, 1791, (2), 2585-2612.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Biomed. Chromatogr., 2023, 2049, 4785-4806.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 6-mercapto-2-azaspiro[3.3]heptane-2-carboxylate Using HRMS and NMR". J. Sep. Sci., 2014, 834, (7), 4784-4789.
Garcia M, Rodriguez P. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2024, 544, 7489-7519.