发明人刘建华,郭海燕,冯建国. "一种6-氨基吡嗪-2-甲酸的合成方法" [P]. 中国发明专利, 专利号 CN 116265936 A, 授权公告日 2017-04-24.
发明人何建平,高志强,郭海燕. "Method for the Synthesis of 6-Aminopyrazine-2-carboxylic Acid" [P]. 中国发明专利, 专利号 CN 109494593 B, 授权公告日 2022-03-19.
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