发明人孙丽萍,周伟,罗永刚. "Method for the Synthesis of 3-Bromo-5-chloro-N,N-dimethylpyrazin-2-amine" [P]. 中国发明专利, 专利号 CN 111973449 A, 授权公告日 2019-07-06.
发明人赵玉洁,周伟,韩伟. "A Process for Preparing High-Purity 3-Bromo-5-chloro-N,N-dimethylpyrazin-2-amine" [P]. 中国发明专利, 专利号 CN 111062799 B, 授权公告日 2024-11-23.
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