发明人马晓峰,赵玉洁,冯建国. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116635320 A, 授权公告日 2016-04-02.
Anderson J P, Davis P L, Fischer A B. "Method for the Synthesis of 4-[(4-Methylphenyl)sulfanyl]-6-(methylsulfanyl)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidine" [P]. US Patent, US 10025796 B2, 2016-11-10.
发明人罗永刚,刘建华,周伟. "A Process for Preparing High-Purity 4-[(4-Methylphenyl)sulfanyl]-6-(methylsulfanyl)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidine" [P]. 中国发明专利, 专利号 CN 117337629 B, 授权公告日 2024-11-27.
参考文献 Literature
Lee J H, Choi Y S. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chim. Acta, 2015, 193, 6486-6497.
Lee J H, Choi Y S. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Molecules, 2024, 962, 2252-2281.
Zhou X P, Huang L, Wu G. "Identification and Structural Characterization of a Novel Degradation Product of 4-[(4-Methylphenyl)sulfanyl]-6-(methylsulfanyl)-1-phenyl-1H-pyrazolo[3,4-d]pyrimidine Using HRMS and NMR". J. Pharm. Biomed. Anal., 2012, 1569, (8), 2637-2653.