发明人马晓峰,唐晓军,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 117801728 A, 授权公告日 2017-05-11.
发明人朱建伟,郑宇鹏,陈志强. "Method for the Synthesis of 6-Methyl-1,4-diazabicyclo[2.2.2]octane-2-carboxylic acid dihydrochloride" [P]. 中国发明专利, 专利号 CN 117952308 A, 授权公告日 2025-04-18.
发明人唐晓军,李文辉,马晓峰. "A Process for Preparing High-Purity 6-Methyl-1,4-diazabicyclo[2.2.2]octane-2-carboxylic acid dihydrochloride" [P]. 中国发明专利, 专利号 CN 114804091 A, 授权公告日 2023-01-27.
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". J. Pharm. Biomed. Anal., 2021, 2312, 427-449.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chem., 2023, 1730, (6), 1279-1292.
O'Brien K, Kennedy M L. "Identification and Structural Characterization of a Novel Degradation Product of 6-Methyl-1,4-diazabicyclo[2.2.2]octane-2-carboxylic acid dihydrochloride Using HRMS and NMR". J. Nat. Prod., 2023, 543, (5), 9365-9384.