发明人郭海燕,黄志刚,王建平. "Method for the Synthesis of 5-Bromo-2-chloro-3,3'-bipyridine" [P]. 中国发明专利, 专利号 CN 114920182 B, 授权公告日 2017-01-12.
发明人韩伟,唐晓军,高志强. "A Process for Preparing High-Purity 5-Bromo-2-chloro-3,3'-bipyridine" [P]. 中国发明专利, 专利号 CN 114799959 A, 授权公告日 2018-02-06.
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