发明人李文辉,韩伟,郭海燕. "一种6-氰基哒嗪-3-甲酸甲酯的合成方法" [P]. 中国发明专利, 专利号 CN 108535193 A, 授权公告日 2020-01-05.
发明人黄志刚,朱建伟,周伟. "Method for the Synthesis of Methyl 6-Cyanopyridazine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 113408946 A, 授权公告日 2019-09-15.
发明人周伟,高志强,朱建伟. "A Process for Preparing High-Purity Methyl 6-Cyanopyridazine-3-carboxylate" [P]. 中国发明专利, 专利号 CN 116915037 B, 授权公告日 2017-12-02.
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