Mueller T C, Martínez F, Jørgensen K. "一种1-(2-fluorophenyl)-6-(4-methoxyphenyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid的合成方法" [P]. European Patent, EP 3116779 A1, 2023-07-15.
发明人何建平,冯建国,刘建华. "Method for the Synthesis of 1-(2-fluorophenyl)-6-(4-methoxyphenyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110046638 A, 授权公告日 2015-07-20.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of 1-(2-fluorophenyl)-6-(4-methoxyphenyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid in Pharmaceutical Formulations". J. Nat. Prod., 2019, 2073, (8), 6715-6725.
Jensen P, Larsen A M, Olsen K. "A Stability-Indicating HPLC Method for the Separation and Quantification of 1-(2-fluorophenyl)-6-(4-methoxyphenyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid as an Impurity". Biomed. Chromatogr., 2011, 196, (6), 1775-1801.
Smith J A, Johnson M B. "Identification and Structural Characterization of a Novel Degradation Product of 1-(2-fluorophenyl)-6-(4-methoxyphenyl)-1H-pyrazolo[3,4-b]pyridine-4-carboxylic acid Using HRMS and NMR". Talanta, 2013, 367, (1), 5816-5832.