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发明人朱建伟,郭海燕,孙丽萍. "Method for the Synthesis of (E)-N'-[(1Z)-2-Amino-1,2-dicyanoeth-1-en-1-yl]-N-(2-ethoxyphenyl)methanimidamide" [P]. 中国发明专利, 专利号 CN 109334096 B, 授权公告日 2022-09-25.
发明人刘建华,赵玉洁,罗永刚. "A Process for Preparing High-Purity (E)-N'-[(1Z)-2-Amino-1,2-dicyanoeth-1-en-1-yl]-N-(2-ethoxyphenyl)methanimidamide" [P]. 中国发明专利, 专利号 CN 108043955 B, 授权公告日 2021-11-22.
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