Davis P L, Fischer A B, Yamamoto T. "一种的合成方法" [P]. US Patent, US 9312858 B2, 2020-03-26.
发明人马晓峰,陈志强,王建平. "Method for the Synthesis of 6-Chloro-1H-pyrazolo[3,4-b]pyridine" [P]. 中国发明专利, 专利号 CN 111019731 A, 授权公告日 2024-08-18.
Hughes D C, Schröder R, Klinger H. "A Process for Preparing High-Purity 6-Chloro-1H-pyrazolo[3,4-b]pyridine" [P]. US Patent, US 10719605 B2, 2018-09-02.
参考文献 Literature
Chen X Y, Liu M, Zhao W Q. "Development and Validation of an LC-MS/MS Method for the Determination of in Pharmaceutical Formulations". Molecules, 2018, 719, 7465-7494.
Hughes D, Roberts J, Thomas A. "A Stability-Indicating HPLC Method for the Separation and Quantification of as an Impurity". Phytochemistry, 2024, 1243, (4), 7497-7515.