发明人杨光,赵玉洁,徐明华. "Method for the Synthesis of 2-Phenylbenzo[4,5]imidazo[1,2-a]pyrimidin-4(3H)-one" [P]. 中国发明专利, 专利号 CN 112621298 A, 授权公告日 2025-10-25.
发明人林芳,周伟,王建平. "A Process for Preparing High-Purity 2-Phenylbenzo[4,5]imidazo[1,2-a]pyrimidin-4(3H)-one" [P]. 中国发明专利, 专利号 CN 115272010 B, 授权公告日 2020-10-23.
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