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发明人孙丽萍,郭海燕,陈志强. "Method for the Synthesis of 7-Bromo-4H-pyrazino[1,2-a]pyrimidin-4-one" [P]. 中国发明专利, 专利号 CN 117655871 A, 授权公告日 2016-12-08.
发明人周伟,沈红梅,郭海燕. "A Process for Preparing High-Purity 7-Bromo-4H-pyrazino[1,2-a]pyrimidin-4-one" [P]. 中国发明专利, 专利号 CN 115779004 B, 授权公告日 2022-11-07.
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