发明人郭海燕,徐明华,胡光. "Method for the Synthesis of 2-(3,5-Difluoro-2-nitrophenyl)acetic acid" [P]. 中国发明专利, 专利号 CN 113211089 A, 授权公告日 2016-12-14.
发明人赵玉洁,郑宇鹏,高志强. "A Process for Preparing High-Purity 2-(3,5-Difluoro-2-nitrophenyl)acetic acid" [P]. 中国发明专利, 专利号 CN 110154439 A, 授权公告日 2021-07-17.
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