发明人王建平,沈红梅,李文辉. "Method for the Synthesis of 1-(4-Fluorobenzyl)-3-hydrazinylpyrazin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 114633416 B, 授权公告日 2021-06-22.
发明人罗永刚,郑宇鹏,刘建华. "A Process for Preparing High-Purity 1-(4-Fluorobenzyl)-3-hydrazinylpyrazin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 116175495 B, 授权公告日 2020-11-01.
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