发明人刘建华,周伟,冯建国. "Method for the Synthesis of 3-(Methoxymethyl)-1-benzothiophene-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 110952772 B, 授权公告日 2025-08-25.
发明人杨光,刘建华,孙丽萍. "A Process for Preparing High-Purity 3-(Methoxymethyl)-1-benzothiophene-2-carboxylic acid" [P]. 中国发明专利, 专利号 CN 108654448 A, 授权公告日 2022-08-05.
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