发明人何建平,钱学锋,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110545176 A, 授权公告日 2022-11-17.
发明人黄志刚,王建平,沈红梅. "Method for the Synthesis of 5-(3,4-Dichlorophenyl)-4-hydroxythiophene-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 111136688 A, 授权公告日 2023-05-09.
发明人何建平,郑宇鹏,冯建国. "A Process for Preparing High-Purity 5-(3,4-Dichlorophenyl)-4-hydroxythiophene-3-carbaldehyde" [P]. 中国发明专利, 专利号 CN 117407850 A, 授权公告日 2022-06-08.
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