发明人郭海燕,郑宇鹏,孙丽萍. "Method for the Synthesis of (R)-1-(Pyrazin-2-yl)ethan-1-amine dihydrochloride" [P]. 中国发明专利, 专利号 CN 112876003 A, 授权公告日 2019-08-28.
发明人赵玉洁,罗永刚,郑宇鹏. "A Process for Preparing High-Purity (R)-1-(Pyrazin-2-yl)ethan-1-amine dihydrochloride" [P]. 中国发明专利, 专利号 CN 114308019 A, 授权公告日 2017-11-04.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2017, 510, 1514-1543.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2025, 326, (5), 4461-4474.
Mueller T, Schmidt R K. "Identification and Structural Characterization of a Novel Degradation Product of (R)-1-(Pyrazin-2-yl)ethan-1-amine dihydrochloride Using HRMS and NMR". Anal. Methods, 2015, 910, (3), 8555-8563.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". J. Chromatogr. A, 2020, 309, (8), 3718-3737.