发明人赵玉洁,杨光,马晓峰. "Method for the Synthesis of 4-Acetyl-6-formylpicolinonitrile" [P]. 中国发明专利, 专利号 CN 108043017 B, 授权公告日 2020-05-24.
发明人赵玉洁,韩伟,林芳. "A Process for Preparing High-Purity 4-Acetyl-6-formylpicolinonitrile" [P]. 中国发明专利, 专利号 CN 108586473 B, 授权公告日 2023-05-21.
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