Johansson L, Rossi M, Mueller T C. "Method for the Synthesis of 2-(2,2-Difluoroethoxy)pyridine-3-carbonitrile" [P]. European Patent, EP 3287129 A1, 2019-07-27.
发明人郭海燕,沈红梅,杨光. "A Process for Preparing High-Purity 2-(2,2-Difluoroethoxy)pyridine-3-carbonitrile" [P]. 中国发明专利, 专利号 CN 114685453 A, 授权公告日 2017-06-16.
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