发明人韩伟,冯建国,赵玉洁. "Method for the Synthesis of 4-Amino-5-formyl-3-(trifluoromethoxy)picolinonitrile" [P]. 中国发明专利, 专利号 CN 111293059 B, 授权公告日 2022-02-15.
发明人韩伟,陈志强,黄志刚. "A Process for Preparing High-Purity 4-Amino-5-formyl-3-(trifluoromethoxy)picolinonitrile" [P]. 中国发明专利, 专利号 CN 109662511 B, 授权公告日 2019-09-09.
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