发明人黄志刚,冯建国,高志强. "Method for the Synthesis of 2-(3-(Difluoromethyl)-4-nitrobenzoyl)pyridine" [P]. 中国发明专利, 专利号 CN 109109372 A, 授权公告日 2018-07-27.
Anderson J P, Williams B T, Johnson M A. "A Process for Preparing High-Purity 2-(3-(Difluoromethyl)-4-nitrobenzoyl)pyridine" [P]. US Patent, US 9557820 B2, 2017-02-19.
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