O'Brien P Q, Fischer A B, Brown S R. "一种的合成方法" [P]. US Patent, US 10596912 B2, 2025-09-16.
发明人王建平,李文辉,杨光. "Method for the Synthesis of 6,7-difluoro-2H-3,1-benzoxazine-2,4(1H)-dione" [P]. 中国发明专利, 专利号 CN 117188150 A, 授权公告日 2025-06-12.
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