Lee S K, Brown S R, Davis P L. "Method for the Synthesis of tert-Butyl 5-chloro-3-iodo-6-methoxy-1H-pyrazolo[4,3-b]pyridine-1-carboxylate" [P]. US Patent, US 11292994 B2, 2019-01-05.
发明人李文辉,陈志强,何建平. "A Process for Preparing High-Purity tert-Butyl 5-chloro-3-iodo-6-methoxy-1H-pyrazolo[4,3-b]pyridine-1-carboxylate" [P]. 中国发明专利, 专利号 CN 113761956 A, 授权公告日 2016-07-07.
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