Lefèvre J P, Sørensen M, Kowalski A. "一种的合成方法" [P]. European Patent, EP 3074453 A1, 2021-04-10.
发明人徐明华,沈红梅,韩伟. "Method for the Synthesis of 2,4-Diamino-6-(ethylamino)pyrimidine-5-carbaldehyde" [P]. 中国发明专利, 专利号 CN 114278187 A, 授权公告日 2018-01-07.
发明人林芳,高志强,周伟. "A Process for Preparing High-Purity 2,4-Diamino-6-(ethylamino)pyrimidine-5-carbaldehyde" [P]. 中国发明专利, 专利号 CN 111938148 A, 授权公告日 2022-05-13.
参考文献 Literature
Zhang Y, Li Q, Chen T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Environ. Sci. Technol., 2023, 1285, (10), 7739-7745.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2012, 295, (1), 5379-5406.