发明人朱建伟,沈红梅,胡光. "Method for the Synthesis of 2-(4,5-Diamino-3-(difluoromethyl)pyridin-2-yl)acetonitrile" [P]. 中国发明专利, 专利号 CN 112274385 B, 授权公告日 2016-08-07.
发明人孙丽萍,林芳,高志强. "A Process for Preparing High-Purity 2-(4,5-Diamino-3-(difluoromethyl)pyridin-2-yl)acetonitrile" [P]. 中国发明专利, 专利号 CN 115298609 B, 授权公告日 2025-04-18.
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