Schröder R, Williams B T, Brown S R. "一种的合成方法" [P]. US Patent, US 11332456 B2, 2018-11-21.
发明人朱建伟,胡光,冯建国. "Method for the Synthesis of 5-Methyl-2,5-diazaspiro[3.4]octane dihydrochloride" [P]. 中国发明专利, 专利号 CN 117927278 B, 授权公告日 2019-08-07.
发明人黄志刚,高志强,孙丽萍. "A Process for Preparing High-Purity 5-Methyl-2,5-diazaspiro[3.4]octane dihydrochloride" [P]. 中国发明专利, 专利号 CN 117692324 B, 授权公告日 2015-12-02.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2019, 1782, (6), 5261-5274.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Sci. Total Environ., 2015, 1728, 4647-4676.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of 5-Methyl-2,5-diazaspiro[3.4]octane dihydrochloride Using HRMS and NMR". Anal. Methods, 2013, 865, 3371-3385.