发明人冯建国,高志强,赵玉洁. "Method for the Synthesis of 4-(4-Hydroxyphenyl)-4-oxobut-2-enoic acid" [P]. 中国发明专利, 专利号 CN 116340324 A, 授权公告日 2020-01-21.
发明人何建平,杨光,马晓峰. "A Process for Preparing High-Purity 4-(4-Hydroxyphenyl)-4-oxobut-2-enoic acid" [P]. 中国发明专利, 专利号 CN 111041973 B, 授权公告日 2016-07-15.
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