发明人郭海燕,沈红梅,冯建国. "一种6-(二氟甲基)-5-甲基烟酸乙酯的合成方法" [P]. 中国发明专利, 专利号 CN 109704503 A, 授权公告日 2015-09-25.
发明人林芳,李文辉,高志强. "Method for the Synthesis of Ethyl 6-(difluoromethyl)-5-methylnicotinate" [P]. 中国发明专利, 专利号 CN 108638557 A, 授权公告日 2015-03-12.
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