发明人张德明,何建平,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 115846604 A, 授权公告日 2020-06-26.
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发明人罗永刚,杨光,钱学锋. "A Process for Preparing High-Purity 2-Oxo-2,3-dihydro-1H-pyrido[3,4-b][1,4]thiazine-7-carbaldehyde" [P]. 中国发明专利, 专利号 CN 109853582 A, 授权公告日 2025-11-16.
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