发明人林芳,李文辉,徐明华. "Method for the Synthesis of 4-(5-Chloro-2-hydroxyphenyl)-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 110027746 A, 授权公告日 2021-01-21.
发明人胡光,王建平,高志强. "A Process for Preparing High-Purity 4-(5-Chloro-2-hydroxyphenyl)-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 117453481 B, 授权公告日 2023-03-20.
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