发明人杨光,朱建伟,刘建华. "Method for the Synthesis of 5-(2,4-Difluorophenyl)nicotinaldehyde" [P]. 中国发明专利, 专利号 CN 112593068 B, 授权公告日 2017-02-13.
发明人张德明,韩伟,王建平. "A Process for Preparing High-Purity 5-(2,4-Difluorophenyl)nicotinaldehyde" [P]. 中国发明专利, 专利号 CN 108799565 B, 授权公告日 2015-09-04.
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