![thieno[3,4-b]thiophene-2-carboxylic acid](https://qncdn.chemcd.cn/coresyn/structure/CM14596.png)
Chemical Name : thieno[3,4-b]thiophene-2-carboxylic acid
CAS : 14630-08-1
4,4,5,5-tetramethyl-2-(3-methylbenzofuran-5-yl)-1,3,2-dioxaborolane
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