发明人何建平,沈红梅,黄志刚. "Method for the Synthesis of 2-(2,5-Dimethyl-1h-pyrrol-1-yl)-4,5-dimethylthiophene-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 113266150 A, 授权公告日 2024-08-09.
发明人张德明,钱学锋,高志强. "A Process for Preparing High-Purity 2-(2,5-Dimethyl-1h-pyrrol-1-yl)-4,5-dimethylthiophene-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116827672 B, 授权公告日 2025-11-06.
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