发明人杨光,黄志刚,郭海燕. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 112429272 A, 授权公告日 2021-01-22.
发明人林芳,张德明,孙丽萍. "Method for the Synthesis of 3,6-Dimethylpyrido[2,3-b]pyrazin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 111535145 A, 授权公告日 2023-10-11.
发明人李文辉,郑宇鹏,杨光. "A Process for Preparing High-Purity 3,6-Dimethylpyrido[2,3-b]pyrazin-2(1H)-one" [P]. 中国发明专利, 专利号 CN 114588511 A, 授权公告日 2025-03-06.
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