Mueller T C, Sørensen M, Johansson L. "Method for the Synthesis of N4-methyl-N6-(4-(methylsulfonyl)phenyl)pyrimidine-4,5,6-triamine" [P]. European Patent, EP 3881166 A1, 2018-04-21.
Johnson M A, Williams B T, Schröder R. "A Process for Preparing High-Purity N4-methyl-N6-(4-(methylsulfonyl)phenyl)pyrimidine-4,5,6-triamine" [P]. US Patent, US 11241829 B2, 2019-11-02.
参考文献 Literature
Xu M, Hu Y, Zhou D. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2012, 1028, 3062-3076.
Zhou X P, Huang L, Wu G. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Food Chem., 2012, 646, 8421-8436.
Yamamoto K, Tanaka H, Suzuki T. "Identification and Structural Characterization of a Novel Degradation Product of N4-methyl-N6-(4-(methylsulfonyl)phenyl)pyrimidine-4,5,6-triamine Using HRMS and NMR". Phytochemistry, 2022, 181, (5), 9265-9295.