发明人杨光,罗永刚,钱学锋. "Method for the Synthesis of 3-(4-Ethoxy-3-methoxyphenyl)acrylic acid" [P]. 中国发明专利, 专利号 CN 111869856 B, 授权公告日 2015-01-05.
发明人徐明华,黄志刚,陈志强. "A Process for Preparing High-Purity 3-(4-Ethoxy-3-methoxyphenyl)acrylic acid" [P]. 中国发明专利, 专利号 CN 110738001 A, 授权公告日 2024-02-21.
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