发明人徐明华,罗永刚,林芳. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116012431 A, 授权公告日 2017-05-24.
发明人孙丽萍,周伟,罗永刚. "Method for the Synthesis of 1,7-diazaspiro[3.5]nonane dihydrochloride" [P]. 中国发明专利, 专利号 CN 113691089 A, 授权公告日 2022-03-13.
发明人罗永刚,陈志强,张德明. "A Process for Preparing High-Purity 1,7-diazaspiro[3.5]nonane dihydrochloride" [P]. 中国发明专利, 专利号 CN 117137024 A, 授权公告日 2016-03-03.
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". Environ. Sci. Technol., 2024, 1477, (8), 2450-2469.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Nat. Prod., 2010, 528, 5324-5334.
Kumar A, Sharma P, Patel R S. "Identification and Structural Characterization of a Novel Degradation Product of 1,7-diazaspiro[3.5]nonane dihydrochloride Using HRMS and NMR". Molecules, 2010, 636, 7647-7660.
Zhou X P, Huang L, Wu G. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2015, 1054, 1167-1193.