发明人沈红梅,马晓峰,郭海燕. "Method for the Synthesis of 2-(3-Chlorobenzylidene)benzofuran-3(2H)-one" [P]. 中国发明专利, 专利号 CN 114741274 B, 授权公告日 2017-09-18.
发明人杨光,黄志刚,徐明华. "A Process for Preparing High-Purity 2-(3-Chlorobenzylidene)benzofuran-3(2H)-one" [P]. 中国发明专利, 专利号 CN 112811152 A, 授权公告日 2024-11-24.
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