Sørensen M, Johansson L, Nowak P. "一种的合成方法" [P]. European Patent, EP 3873602 A1, 2016-10-09.
发明人周伟,沈红梅,王建平. "Method for the Synthesis of 6-Methyl-1H-pyrazolo[3,4-b]pyridin-4-amine" [P]. 中国发明专利, 专利号 CN 115186675 B, 授权公告日 2019-11-18.
发明人孙丽萍,周伟,黄志刚. "A Process for Preparing High-Purity 6-Methyl-1H-pyrazolo[3,4-b]pyridin-4-amine" [P]. 中国发明专利, 专利号 CN 112589447 B, 授权公告日 2025-10-28.
参考文献 Literature
Mueller T, Schmidt R K. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Anal. Chem., 2017, 862, 2131-2143.
Martinez C, Lopez D R. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Anal. Chim. Acta, 2017, 1132, (5), 3488-3518.
Yang F, Sun W, Liu J. "Identification and Structural Characterization of a Novel Degradation Product of 6-Methyl-1H-pyrazolo[3,4-b]pyridin-4-amine Using HRMS and NMR". Food Chem., 2025, 1028, (7), 5108-5112.