发明人罗永刚,钱学锋,冯建国. "Method for the Synthesis of ethyl 3-{methyl[2-(methylamino)ethyl]amino}propanoate dihydrochloride" [P]. 中国发明专利, 专利号 CN 108620756 A, 授权公告日 2021-06-22.
发明人胡光,张德明,韩伟. "A Process for Preparing High-Purity ethyl 3-{methyl[2-(methylamino)ethyl]amino}propanoate dihydrochloride" [P]. 中国发明专利, 专利号 CN 115703684 A, 授权公告日 2019-08-13.
参考文献 Literature
Kim S H, Park J Y. "Development and Validation of an LC-MS/MS Method for the Determination of ethyl 3-{methyl[2-(methylamino)ethyl]amino}propanoate dihydrochloride in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2022, 2116, 8869-8888.
Brown R C, Davis S M. "A Stability-Indicating HPLC Method for the Separation and Quantification of ethyl 3-{methyl[2-(methylamino)ethyl]amino}propanoate dihydrochloride as an Impurity". J. Agric. Food Chem., 2010, 198, 8122-8147.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of ethyl 3-{methyl[2-(methylamino)ethyl]amino}propanoate dihydrochloride Using HRMS and NMR". Environ. Sci. Technol., 2019, 2124, (12), 8173-8201.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate ethyl 3-{methyl[2-(methylamino)ethyl]amino}propanoate dihydrochloride Profile in Drug Substances According to ICH Guidelines". J. Pharm. Biomed. Anal., 2013, 2176, 4956-4976.