Kumar R, Williams B T, Park J H. "一种的合成方法" [P]. US Patent, US 11106974 B2, 2017-04-09.
发明人刘建华,张德明,杨光. "Method for the Synthesis of (S)-4-methoxy-1-oxa-9-azaspiro[5.5]Undecane hydrochloride" [P]. 中国发明专利, 专利号 CN 111150175 A, 授权公告日 2020-04-28.
发明人唐晓军,杨光,陈志强. "A Process for Preparing High-Purity (S)-4-methoxy-1-oxa-9-azaspiro[5.5]Undecane hydrochloride" [P]. 中国发明专利, 专利号 CN 116236910 B, 授权公告日 2024-08-28.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2022, 1281, (11), 9473-9493.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2012, 2469, (9), 1096-1122.
Wang L, Li J, Zhang H. "Identification and Structural Characterization of a Novel Degradation Product of (S)-4-methoxy-1-oxa-9-azaspiro[5.5]Undecane hydrochloride Using HRMS and NMR". J. Nat. Prod., 2014, 496, 9748-9771.