发明人沈红梅,冯建国,马晓峰. "Method for the Synthesis of 2-(Thiophen-3-yl)pyrimidine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 111573619 B, 授权公告日 2017-08-05.
发明人黄志刚,赵玉洁,陈志强. "A Process for Preparing High-Purity 2-(Thiophen-3-yl)pyrimidine-4-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108740400 A, 授权公告日 2023-02-22.
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