Mueller T C, Lefèvre J P, Sørensen M. "一种的合成方法" [P]. European Patent, EP 3709016 A1, 2018-06-06.
Nielsen H, Kowalski A, Lefèvre J P. "Method for the Synthesis of N2-Ethyl-N2-methyl-1,3,4-thiadiazole-2,5-diamine" [P]. European Patent, EP 3277231 A1, 2024-11-22.
发明人孙丽萍,钱学锋,王建平. "A Process for Preparing High-Purity N2-Ethyl-N2-methyl-1,3,4-thiadiazole-2,5-diamine" [P]. 中国发明专利, 专利号 CN 108949827 B, 授权公告日 2015-05-12.
参考文献 Literature
O'Brien K, Kennedy M L. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2024, 207, (9), 9072-9084.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2015, 754, 2703-2708.