(p-Bromophenyl)boronic acid 4-Bromobenzeneboronic acid 4-Bromophenylboric acid 5467-74-3 Benzeneboronic acid, p-bromo- Boronic acid, (4-bromophenyl)- NSC25407 WLN: QBQR DE p-Bromobenzeneboronic acid p-Bromophenylboric acid