发明人韩伟,罗永刚,何建平. "Method for the Synthesis of (5-methylpyrazin-2-yl)hydrazine;hydrochloride" [P]. 中国发明专利, 专利号 CN 111524820 B, 授权公告日 2022-01-01.
发明人张德明,林芳,马晓峰. "A Process for Preparing High-Purity (5-methylpyrazin-2-yl)hydrazine;hydrochloride" [P]. 中国发明专利, 专利号 CN 108208665 B, 授权公告日 2016-10-24.
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