2-Thiophenecarboxylic acid, 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-, methyl ester
Methyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-2-thiophenecarboxylate
Methyl 4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carboxylate
4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)thiophene-2-carboxylic acid methyl ester