发明人黄志刚,马晓峰,徐明华. "Method for the Synthesis of (2E)-3-[4-[2-(Dimethylamino)ethoxy]phenyl]-2-propenoic Acid Methyl Ester" [P]. 中国发明专利, 专利号 CN 113689306 B, 授权公告日 2019-03-14.
发明人何建平,韩伟,孙丽萍. "A Process for Preparing High-Purity (2E)-3-[4-[2-(Dimethylamino)ethoxy]phenyl]-2-propenoic Acid Methyl Ester" [P]. 中国发明专利, 专利号 CN 109560163 B, 授权公告日 2022-11-09.
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