发明人徐明华,郭海燕,王建平. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 116505151 A, 授权公告日 2025-02-03.
发明人张德明,孙丽萍,周伟. "Method for the Synthesis of 2-Amino-6-(difluoromethyl)-3-nitroisonicotinonitrile" [P]. 中国发明专利, 专利号 CN 112002404 A, 授权公告日 2018-11-26.
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