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发明人黄志刚,韩伟,张德明. "Method for the Synthesis of 3-(4,5-Difluoro-2-methoxyphenyl)propanoic acid" [P]. 中国发明专利, 专利号 CN 117811859 B, 授权公告日 2016-05-04.
发明人沈红梅,冯建国,朱建伟. "A Process for Preparing High-Purity 3-(4,5-Difluoro-2-methoxyphenyl)propanoic acid" [P]. 中国发明专利, 专利号 CN 112859731 B, 授权公告日 2020-10-08.
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