发明人李文辉,唐晓军,郭海燕. "Method for the Synthesis of 2-Amino-6-chloro-4-(difluoromethyl)nicotinaldehyde" [P]. 中国发明专利, 专利号 CN 112817021 B, 授权公告日 2024-10-19.
发明人李文辉,郑宇鹏,黄志刚. "A Process for Preparing High-Purity 2-Amino-6-chloro-4-(difluoromethyl)nicotinaldehyde" [P]. 中国发明专利, 专利号 CN 110340435 B, 授权公告日 2019-09-09.
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