Thompson G K, Davis P L, Stevens L M. "Method for the Synthesis of N1,N1,N2,N2-Tetrakis(2-hydroxypropyl)oxalamide" [P]. US Patent, US 11515283 B2, 2021-08-27.
发明人黄志刚,赵玉洁,林芳. "A Process for Preparing High-Purity N1,N1,N2,N2-Tetrakis(2-hydroxypropyl)oxalamide" [P]. 中国发明专利, 专利号 CN 112930359 A, 授权公告日 2023-02-13.
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". Chromatographia, 2015, 2383, (5), 9083-9100.
O'Brien K, Kennedy M L. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Sep. Sci., 2021, 1781, 9809-9823.
Jensen P, Larsen A M, Olsen K. "Identification and Structural Characterization of a Novel Degradation Product of N1,N1,N2,N2-Tetrakis(2-hydroxypropyl)oxalamide Using HRMS and NMR". Anal. Chim. Acta, 2010, 1640, 8531-8535.
Fischer P, Wagner E. "Forced Degradation Studies to Evaluate Profile in Drug Substances According to ICH Guidelines". Anal. Chem., 2019, 1004, 5652-5672.