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发明人李文辉,韩伟,郑宇鹏. "Method for the Synthesis of 6-Acetyl-3,4-dihydro-2H-benzo[e][1,3]oxazin-2-one" [P]. 中国发明专利, 专利号 CN 115538014 B, 授权公告日 2017-11-10.
发明人唐晓军,刘建华,郑宇鹏. "A Process for Preparing High-Purity 6-Acetyl-3,4-dihydro-2H-benzo[e][1,3]oxazin-2-one" [P]. 中国发明专利, 专利号 CN 117859546 A, 授权公告日 2019-03-07.
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