发明人郑宇鹏,陈志强,沈红梅. "Method for the Synthesis of 5-(Pyrazin-2-yl)oxazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111061494 A, 授权公告日 2022-08-06.
发明人赵玉洁,何建平,马晓峰. "A Process for Preparing High-Purity 5-(Pyrazin-2-yl)oxazole-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110902222 B, 授权公告日 2021-03-26.
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