发明人郑宇鹏,胡光,赵玉洁. "Method for the Synthesis of (R)-2-Chloro-3-(2-methylpiperazin-1-yl)pyrazine hydrochloride" [P]. 中国发明专利, 专利号 CN 113839227 B, 授权公告日 2021-01-09.
发明人林芳,高志强,冯建国. "A Process for Preparing High-Purity (R)-2-Chloro-3-(2-methylpiperazin-1-yl)pyrazine hydrochloride" [P]. 中国发明专利, 专利号 CN 108050793 B, 授权公告日 2024-02-22.
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