Synonyms: 5-METHOXYCARBONYLTHIOPHENE-2-BORONIC ACID PINACOL ESTER;5-(4,4,5-Trimethyl-[1,3,2]dioxaborolan-2-yl)thiophene-2-carboxylic acid methyl ester;Methyl 5-(4,4,5-trimethyl-[1,3,2]dioxaborolan-2-yl)thiophene-2-carboxylate;Methyl5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-thiophene-2-carboxylate