Johansson L, Jørgensen K, Rossi M. "一种的合成方法" [P]. European Patent, EP 3585532 A1, 2016-05-24.
发明人孙丽萍,李文辉,沈红梅. "Method for the Synthesis of N-Butyl-N-(2-ethoxy-2-oxoethyl)-N-phenethylbutan-1-aminium chloride" [P]. 中国发明专利, 专利号 CN 117620623 B, 授权公告日 2025-03-08.
Patel M V, Fischer A B, Roberts E F. "A Process for Preparing High-Purity N-Butyl-N-(2-ethoxy-2-oxoethyl)-N-phenethylbutan-1-aminium chloride" [P]. US Patent, US 9581660 B2, 2015-10-25.
参考文献 Literature
Hughes D, Roberts J, Thomas A. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Methods, 2017, 1445, 6330-6339.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Pharm. Biomed. Anal., 2024, 1843, 3749-3753.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of N-Butyl-N-(2-ethoxy-2-oxoethyl)-N-phenethylbutan-1-aminium chloride Using HRMS and NMR". J. Sep. Sci., 2022, 1716, (9), 8424-8451.
Brown R C, Davis S M. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Food Chem., 2019, 888, (5), 913-942.