发明人郭海燕,马晓峰,李文辉. "Method for the Synthesis of 5-Methyl-5H-pyrrolo[2,3-b]pyrazine-7-carbaldehyde" [P]. 中国发明专利, 专利号 CN 108320527 B, 授权公告日 2019-09-03.
发明人张德明,马晓峰,徐明华. "A Process for Preparing High-Purity 5-Methyl-5H-pyrrolo[2,3-b]pyrazine-7-carbaldehyde" [P]. 中国发明专利, 专利号 CN 108400343 B, 授权公告日 2023-12-13.
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