发明人刘建华,李文辉,韩伟. "Method for the Synthesis of 3-Bromo-2-(4-ethylpiperazino)-5-methylpyridine, HCl" [P]. 中国发明专利, 专利号 CN 114796104 B, 授权公告日 2024-06-13.
发明人周伟,罗永刚,张德明. "A Process for Preparing High-Purity 3-Bromo-2-(4-ethylpiperazino)-5-methylpyridine, HCl" [P]. 中国发明专利, 专利号 CN 116766884 B, 授权公告日 2020-05-12.
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