发明人钱学锋,杨光,周伟. "Method for the Synthesis of N-(Pyridin-3-ylmethyl)quinuclidin-3-amine trioxalate" [P]. 中国发明专利, 专利号 CN 114735441 A, 授权公告日 2019-10-08.
发明人韩伟,唐晓军,黄志刚. "A Process for Preparing High-Purity N-(Pyridin-3-ylmethyl)quinuclidin-3-amine trioxalate" [P]. 中国发明专利, 专利号 CN 114588962 A, 授权公告日 2025-06-22.
参考文献 Literature
Kumar A, Sharma P, Patel R S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Chromatogr. A, 2013, 1882, (5), 6046-6055.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2012, 1994, (9), 5670-5685.
Chen X Y, Liu M, Zhao W Q. "Identification and Structural Characterization of a Novel Degradation Product of N-(Pyridin-3-ylmethyl)quinuclidin-3-amine trioxalate Using HRMS and NMR". J. Nat. Prod., 2018, 1451, (10), 6944-6952.
Martinez C, Lopez D R. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2021, 1107, 5769-5778.