Chen K W, Williams B T, Klinger H. "一种的合成方法" [P]. US Patent, US 9278689 B2, 2016-03-14.
发明人何建平,林芳,刘建华. "Method for the Synthesis of 6-Amino-2-methyl-2h-pyrido[3,2-b][1,4]oxazin-3(4h)-one" [P]. 中国发明专利, 专利号 CN 113129868 B, 授权公告日 2025-11-19.
发明人张德明,杨光,韩伟. "A Process for Preparing High-Purity 6-Amino-2-methyl-2h-pyrido[3,2-b][1,4]oxazin-3(4h)-one" [P]. 中国发明专利, 专利号 CN 110205234 B, 授权公告日 2021-11-24.
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