发明人刘建华,赵玉洁,高志强. "Method for the Synthesis of N-(2,4-Dimethylphenyl)-3-oxobutyramide" [P]. 中国发明专利, 专利号 CN 117914449 A, 授权公告日 2015-01-06.
发明人李文辉,郑宇鹏,杨光. "A Process for Preparing High-Purity N-(2,4-Dimethylphenyl)-3-oxobutyramide" [P]. 中国发明专利, 专利号 CN 111466409 B, 授权公告日 2016-08-16.
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