Patel M V, O'Brien P Q, Davis P L. "一种的合成方法" [P]. US Patent, US 11945089 B2, 2021-12-11.
发明人林芳,李文辉,沈红梅. "Method for the Synthesis of Methyl 3-methyl-1-phenyl-6-(pyridin-3-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylate" [P]. 中国发明专利, 专利号 CN 115671251 A, 授权公告日 2023-09-25.
Kumar R, Brown S R, Chen K W. "A Process for Preparing High-Purity Methyl 3-methyl-1-phenyl-6-(pyridin-3-yl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylate" [P]. US Patent, US 10314897 B2, 2016-04-21.
参考文献 Literature
Yang F, Sun W, Liu J. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Talanta, 2013, 828, (10), 6466-6475.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2023, 446, (8), 2571-2584.