发明人周伟,罗永刚,唐晓军. "Method for the Synthesis of 6-(4-Nitrobenzyl)-7,8-dihydroimidazo[1,5-c]pyrimidin-5(6H)-one" [P]. 中国发明专利, 专利号 CN 117223971 A, 授权公告日 2015-05-07.
发明人周伟,张德明,郭海燕. "A Process for Preparing High-Purity 6-(4-Nitrobenzyl)-7,8-dihydroimidazo[1,5-c]pyrimidin-5(6H)-one" [P]. 中国发明专利, 专利号 CN 113280209 A, 授权公告日 2023-10-20.
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