发明人罗永刚,刘建华,郑宇鹏. "Method for the Synthesis of 3-(3,4-Dimethoxybenzyl)-4-methoxy-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 114343832 A, 授权公告日 2017-09-14.
发明人林芳,张德明,刘建华. "A Process for Preparing High-Purity 3-(3,4-Dimethoxybenzyl)-4-methoxy-4-oxobutanoic acid" [P]. 中国发明专利, 专利号 CN 117650503 A, 授权公告日 2020-06-25.
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