发明人朱建伟,钱学锋,唐晓军. "Method for the Synthesis of tert-Butyl 2-(hydroxymethyl)-6-azaspiro[3.4]octane-6-carboxylate" [P]. 中国发明专利, 专利号 CN 110923918 A, 授权公告日 2015-05-14.
发明人沈红梅,胡光,孙丽萍. "A Process for Preparing High-Purity tert-Butyl 2-(hydroxymethyl)-6-azaspiro[3.4]octane-6-carboxylate" [P]. 中国发明专利, 专利号 CN 108634436 B, 授权公告日 2022-10-15.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Phytochemistry, 2014, 1155, 5325-5341.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Agric. Food Chem., 2018, 982, (6), 8783-8791.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of tert-Butyl 2-(hydroxymethyl)-6-azaspiro[3.4]octane-6-carboxylate Using HRMS and NMR". J. Pharm. Biomed. Anal., 2024, 2109, 7845-7853.