发明人李文辉,杨光,胡光. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 108150934 A, 授权公告日 2021-04-18.
发明人李文辉,钱学锋,马晓峰. "Method for the Synthesis of 3,5-Difluoro-4-iodo-pyridine-2-carbonitrile" [P]. 中国发明专利, 专利号 CN 114497163 A, 授权公告日 2019-12-19.
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