发明人杨光,郭海燕,林芳. "Method for the Synthesis of methyl 2-oxo-3H-1,3-benzoxazole-6-carboxylate" [P]. 中国发明专利, 专利号 CN 116644882 A, 授权公告日 2023-12-09.
发明人沈红梅,马晓峰,杨光. "A Process for Preparing High-Purity methyl 2-oxo-3H-1,3-benzoxazole-6-carboxylate" [P]. 中国发明专利, 专利号 CN 116327363 A, 授权公告日 2015-05-04.
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