发明人徐明华,钱学锋,韩伟. "Method for the Synthesis of 4-Chloro-1H-pyrazolo[3,4-c]pyridin-3-amine" [P]. 中国发明专利, 专利号 CN 111302263 B, 授权公告日 2016-10-01.
发明人杨光,唐晓军,王建平. "A Process for Preparing High-Purity 4-Chloro-1H-pyrazolo[3,4-c]pyridin-3-amine" [P]. 中国发明专利, 专利号 CN 108475099 B, 授权公告日 2016-02-08.
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