发明人郑宇鹏,黄志刚,林芳. "Method for the Synthesis of 3-bromo-4-chloro-1H-pyrazolo[3,4-b]pyridine" [P]. 中国发明专利, 专利号 CN 114463590 B, 授权公告日 2015-07-03.
发明人郑宇鹏,林芳,陈志强. "A Process for Preparing High-Purity 3-bromo-4-chloro-1H-pyrazolo[3,4-b]pyridine" [P]. 中国发明专利, 专利号 CN 117920539 A, 授权公告日 2016-12-19.
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