Davis P L, Park J H, Klinger H. "一种的合成方法" [P]. US Patent, US 11890951 B2, 2024-04-19.
发明人陈志强,李文辉,黄志刚. "Method for the Synthesis of 3-Chloro-1H-pyrazolo[3,4-b]pyridine-5-carbaldehyde" [P]. 中国发明专利, 专利号 CN 115640116 B, 授权公告日 2024-09-14.
Kumar R, Roberts E F, Lee S K. "A Process for Preparing High-Purity 3-Chloro-1H-pyrazolo[3,4-b]pyridine-5-carbaldehyde" [P]. US Patent, US 9430477 B2, 2022-12-28.
参考文献 Literature
Yamamoto K, Tanaka H, Suzuki T. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". J. Sep. Sci., 2017, 350, (3), 2616-2629.
Xu M, Hu Y, Zhou D. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Chromatographia, 2019, 1908, (7), 8465-8490.