2-(4-Chlorophenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane4-Chlorobenzeneboronic acid, pinacol ester4-氯苯基硼酸频哪醇酯4-(4,4,5,5-四甲基-1,3,2-二氧杂硼烷-2-基)氯苯4-Chlorophenylboronic acid pinacol ester4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)chlorobenzene4-CHLOROPHENYLBORONIC ACID, PINACOL ESTER