发明人赵玉洁,王建平,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110404679 A, 授权公告日 2020-12-16.
发明人周伟,韩伟,张德明. "Method for the Synthesis of N1-(2,2-Dimethoxyethyl)-N2-(3,4-dimethylphenyl)oxalamide" [P]. 中国发明专利, 专利号 CN 111363439 B, 授权公告日 2020-11-21.
发明人高志强,赵玉洁,周伟. "A Process for Preparing High-Purity N1-(2,2-Dimethoxyethyl)-N2-(3,4-dimethylphenyl)oxalamide" [P]. 中国发明专利, 专利号 CN 115276115 B, 授权公告日 2016-06-16.
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". J. Chromatogr. A, 2013, 222, (2), 9407-9424.
Chen X Y, Liu M, Zhao W Q. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Talanta, 2022, 1384, 6582-6604.
Lee J H, Choi Y S. "Identification and Structural Characterization of a Novel Degradation Product of N1-(2,2-Dimethoxyethyl)-N2-(3,4-dimethylphenyl)oxalamide Using HRMS and NMR". Biomed. Chromatogr., 2011, 89, (11), 1998-2016.
Smith J A, Johnson M B. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Chemosphere, 2016, 1484, (1), 4856-4879.