发明人刘建华,赵玉洁,何建平. "Method for the Synthesis of 2-(Chloromethyl)-6-(difluoromethyl)-3-fluoropyridine-5-acetic acid" [P]. 中国发明专利, 专利号 CN 116504750 A, 授权公告日 2020-07-26.
发明人刘建华,胡光,罗永刚. "A Process for Preparing High-Purity 2-(Chloromethyl)-6-(difluoromethyl)-3-fluoropyridine-5-acetic acid" [P]. 中国发明专利, 专利号 CN 114011784 B, 授权公告日 2021-10-09.
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