发明人钱学锋,徐明华,何建平. "Method for the Synthesis of 4,6-Bis(methylsulfonyl)pyrimidin-5-amine" [P]. 中国发明专利, 专利号 CN 109707279 B, 授权公告日 2017-04-19.
发明人赵玉洁,孙丽萍,郭海燕. "A Process for Preparing High-Purity 4,6-Bis(methylsulfonyl)pyrimidin-5-amine" [P]. 中国发明专利, 专利号 CN 112632372 A, 授权公告日 2024-06-28.
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. Chim. Acta, 2010, 1631, 4262-4277.
Yamamoto K, Tanaka H, Suzuki T. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2024, 609, (8), 3699-3717.
Martinez C, Lopez D R. "Identification and Structural Characterization of a Novel Degradation Product of 4,6-Bis(methylsulfonyl)pyrimidin-5-amine Using HRMS and NMR". Anal. Chem., 2016, 1957, 4760-4763.