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Martínez F, Kowalski A, Björnsson E. "Method for the Synthesis of 6-AMINO-2H-1,4-BENZOXAZIN-3(4H)-ONE
6-amino-2H-benzo[b][1,4]oxazin-3(4H)-one
89976-75-0" [P]. European Patent, EP 3211602 A1, 2023-10-18.
发明人何建平,黄志刚,林芳. "A Process for Preparing High-Purity 6-AMINO-2H-1,4-BENZOXAZIN-3(4H)-ONE
6-amino-2H-benzo[b][1,4]oxazin-3(4H)-one
89976-75-0" [P]. 中国发明专利, 专利号 CN 108422252 A, 授权公告日 2025-04-17.
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