发明人林芳,杨光,郭海燕. "Method for the Synthesis of Sulfadimethoxine Impurity" [P]. 中国发明专利, 专利号 CN 117218360 A, 授权公告日 2022-09-10.
发明人韩伟,郑宇鹏,冯建国. "A Process for Preparing High-Purity Sulfadimethoxine Impurity" [P]. 中国发明专利, 专利号 CN 113447921 A, 授权公告日 2022-07-10.
参考文献 Literature
Jensen P, Larsen A M, Olsen K. "Development and Validation of an LC-MS/MS Method for the Determination of 磺胺二甲氧嘧啶杂质8 in Pharmaceutical Formulations". J. Nat. Prod., 2015, 2358, 1812-1828.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of 磺胺二甲氧嘧啶杂质8 as an Impurity". Chromatographia, 2011, 171, (4), 4995-5000.
Fischer P, Wagner E. "Identification and Structural Characterization of a Novel Degradation Product of Sulfadimethoxine Impurity Using HRMS and NMR". Environ. Sci. Technol., 2015, 219, (2), 4353-4378.