发明人郭海燕,林芳,李文辉. "一种的合成方法" [P]. 中国发明专利, 专利号 CN 110578256 A, 授权公告日 2024-09-03.
发明人钱学锋,孙丽萍,杨光. "Method for the Synthesis of (S)-2-Nitro-6-((4-phenoxybenzyl)oxy)-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine" [P]. 中国发明专利, 专利号 CN 114308410 A, 授权公告日 2020-06-17.
发明人徐明华,郭海燕,罗永刚. "A Process for Preparing High-Purity (S)-2-Nitro-6-((4-phenoxybenzyl)oxy)-6,7-dihydro-5H-imidazo[2,1-b][1,3]oxazine" [P]. 中国发明专利, 专利号 CN 108684046 B, 授权公告日 2024-04-13.
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