Williams B T, Anderson J P, Hughes D C. "一种的合成方法" [P]. US Patent, US 9808854 B2, 2025-10-23.
发明人马晓峰,朱建伟,冯建国. "Method for the Synthesis of 1-Methyl-piperazine-2-carboxylic acid dihydrochloride" [P]. 中国发明专利, 专利号 CN 114780395 B, 授权公告日 2018-08-28.
发明人冯建国,李文辉,沈红梅. "A Process for Preparing High-Purity 1-Methyl-piperazine-2-carboxylic acid dihydrochloride" [P]. 中国发明专利, 专利号 CN 117923295 A, 授权公告日 2022-02-24.
参考文献 Literature
Fischer P, Wagner E. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2013, 717, (7), 4127-4156.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Methods, 2019, 350, 528-547.
Zhang Y, Li Q, Chen T. "Identification and Structural Characterization of a Novel Degradation Product of 1-Methyl-piperazine-2-carboxylic acid dihydrochloride Using HRMS and NMR". Environ. Sci. Technol., 2018, 1251, (3), 9062-9088.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Sci. Total Environ., 2025, 116, (7), 2510-2528.