发明人钱学锋,孙丽萍,周伟. "Method for the Synthesis of Methyl 5-fluoro-2-oxo-2,3-dihydrobenzo[d]oxazole-7-carboxylate" [P]. 中国发明专利, 专利号 CN 115259753 B, 授权公告日 2018-08-11.
发明人杨光,韩伟,沈红梅. "A Process for Preparing High-Purity Methyl 5-fluoro-2-oxo-2,3-dihydrobenzo[d]oxazole-7-carboxylate" [P]. 中国发明专利, 专利号 CN 108180915 B, 授权公告日 2024-10-28.
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