发明人刘建华,陈志强,孙丽萍. "Method for the Synthesis of 1-(3-Chloropyrazin-2-yl)pyrrolidin-2-one" [P]. 中国发明专利, 专利号 CN 113566784 A, 授权公告日 2025-10-13.
发明人徐明华,唐晓军,罗永刚. "A Process for Preparing High-Purity 1-(3-Chloropyrazin-2-yl)pyrrolidin-2-one" [P]. 中国发明专利, 专利号 CN 112826648 B, 授权公告日 2019-11-19.
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