发明人何建平,孙丽萍,唐晓军. "Method for the Synthesis of 3-(Difluoromethyl)-5-formyl-6-iodopicolinonitrile" [P]. 中国发明专利, 专利号 CN 110388575 B, 授权公告日 2020-08-14.
发明人陈志强,韩伟,朱建伟. "A Process for Preparing High-Purity 3-(Difluoromethyl)-5-formyl-6-iodopicolinonitrile" [P]. 中国发明专利, 专利号 CN 117254628 A, 授权公告日 2019-04-27.
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