发明人郑宇鹏,胡光,张德明. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115439000 A, 授权公告日 2024-10-08.
发明人郭海燕,林芳,沈红梅. "Method for the Synthesis of 5-(2-Methoxyphenyl)-1,2-dihydropyrazin-2-one" [P]. 中国发明专利, 专利号 CN 112320381 B, 授权公告日 2024-02-23.
发明人高志强,唐晓军,朱建伟. "A Process for Preparing High-Purity 5-(2-Methoxyphenyl)-1,2-dihydropyrazin-2-one" [P]. 中国发明专利, 专利号 CN 113679198 B, 授权公告日 2021-05-23.
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