发明人马晓峰,罗永刚,张德明. "Method for the Synthesis of 1-Ethyl-1-methyl-4-oxopiperidin-1-ium iodide" [P]. 中国发明专利, 专利号 CN 117100176 B, 授权公告日 2017-03-04.
Kumar R, Chen K W, Anderson J P. "A Process for Preparing High-Purity 1-Ethyl-1-methyl-4-oxopiperidin-1-ium iodide" [P]. US Patent, US 11893963 B2, 2025-06-07.
参考文献 Literature
Brown R C, Davis S M. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2018, 1903, 9306-9318.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chemosphere, 2012, 249, (1), 504-534.
Xu M, Hu Y, Zhou D. "Identification and Structural Characterization of a Novel Degradation Product of 1-Ethyl-1-methyl-4-oxopiperidin-1-ium iodide Using HRMS and NMR". Phytochemistry, 2014, 1798, (3), 6762-6772.
Jensen P, Larsen A M, Olsen K. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chim. Acta, 2014, 705, 5043-5065.