发明人何建平,杨光,赵玉洁. "Method for the Synthesis of 2-(2-Bromophenyl)-4H-benzo[d][1,3]oxazin-4-one" [P]. 中国发明专利, 专利号 CN 112761841 A, 授权公告日 2022-07-09.
发明人何建平,朱建伟,韩伟. "A Process for Preparing High-Purity 2-(2-Bromophenyl)-4H-benzo[d][1,3]oxazin-4-one" [P]. 中国发明专利, 专利号 CN 117718575 B, 授权公告日 2025-07-25.
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