发明人陈志强,赵玉洁,郑宇鹏. "Method for the Synthesis of 3-(4-Aminopiperidin-1-yl)-1-methylpyrazin-2(1H)-one dihydrochloride" [P]. 中国发明专利, 专利号 CN 115710701 B, 授权公告日 2021-10-13.
发明人钱学锋,李文辉,黄志刚. "A Process for Preparing High-Purity 3-(4-Aminopiperidin-1-yl)-1-methylpyrazin-2(1H)-one dihydrochloride" [P]. 中国发明专利, 专利号 CN 109634539 A, 授权公告日 2025-11-10.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2011, 989, (7), 1629-1638.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Environ. Sci. Technol., 2024, 2185, (7), 611-641.
Garcia M, Rodriguez P. "Identification and Structural Characterization of a Novel Degradation Product of 3-(4-Aminopiperidin-1-yl)-1-methylpyrazin-2(1H)-one dihydrochloride Using HRMS and NMR". Chromatographia, 2019, 1121, 3440-3449.
Hughes D, Roberts J, Thomas A. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Rapid Commun. Mass Spectrom., 2024, 646, 9541-9556.