Schröder R, Chen K W, Mueller T. "一种的合成方法" [P]. US Patent, US 9652937 B2, 2018-08-03.
发明人周伟,胡光,钱学锋. "Method for the Synthesis of 6-Benzyl-2-(tert-butoxycarbonyl)-2,6-diazaspiro[3.4]octane-8-carboxylic acid" [P]. 中国发明专利, 专利号 CN 117763178 A, 授权公告日 2021-12-09.
参考文献 Literature
Wang L, Li J, Zhang H. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Agric. Food Chem., 2019, 913, (11), 163-175.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2012, 1310, 7431-7437.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 6-Benzyl-2-(tert-butoxycarbonyl)-2,6-diazaspiro[3.4]octane-8-carboxylic acid Using HRMS and NMR". Anal. Methods, 2013, 303, (3), 1848-1858.
Chen X Y, Liu M, Zhao W Q. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Phytochemistry, 2019, 2371, 8577-8595.