发明人马晓峰,刘建华,沈红梅. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 111476757 A, 授权公告日 2024-12-11.
Klinger H, Johnson M A, Chen K W. "Method for the Synthesis of 1-(Propan-2-yl)-1h-pyrazolo[3,4-b]pyridine-5-carbaldehyde" [P]. US Patent, US 10608607 B2, 2020-09-16.
Jørgensen K, Mueller T C, Sørensen M. "A Process for Preparing High-Purity 1-(Propan-2-yl)-1h-pyrazolo[3,4-b]pyridine-5-carbaldehyde" [P]. European Patent, EP 3173009 A1, 2021-10-28.
参考文献 Literature
Martinez C, Lopez D R. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Rapid Commun. Mass Spectrom., 2019, 926, 9262-9290.
Fischer P, Wagner E. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". J. Chromatogr. A, 2018, 2302, 2191-2199.
Kowalski T, Nowak Z. "Identification and Structural Characterization of a Novel Degradation Product of 1-(Propan-2-yl)-1h-pyrazolo[3,4-b]pyridine-5-carbaldehyde Using HRMS and NMR". Biomed. Chromatogr., 2025, 1644, 9030-9053.