发明人马晓峰,徐明华,张德明. "Method for the Synthesis of 4-(4-Chlorophenyl)-2-(2,4-dichlorophenyl)-4-oxobutanenitrile" [P]. 中国发明专利, 专利号 CN 115456242 B, 授权公告日 2016-03-09.
发明人李文辉,徐明华,赵玉洁. "A Process for Preparing High-Purity 4-(4-Chlorophenyl)-2-(2,4-dichlorophenyl)-4-oxobutanenitrile" [P]. 中国发明专利, 专利号 CN 110253848 A, 授权公告日 2017-05-17.
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