发明人唐晓军,黄志刚,韩伟. "Method for the Synthesis of 2-(2-Methylpropanamido)-4h,5h,6h-cyclopenta[b]thiophene-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116642886 A, 授权公告日 2021-09-06.
发明人沈红梅,杨光,唐晓军. "A Process for Preparing High-Purity 2-(2-Methylpropanamido)-4h,5h,6h-cyclopenta[b]thiophene-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108870604 A, 授权公告日 2024-01-16.
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