4-Benzyloxyphenylboronic acid, pinacol ester4-Benzyloxybenzeneboronic acid, pinacol ester 98%2-(4-苄氧基苯基)-4,4,5,5-四甲基-1,3,2-二氧杂环戊硼烷4-Benzyloxyphenylboronic acid pinacol ester4-苄氧基苯硼酸频哪醇酯4-(Benzyloxy)phenylboronic acid pinacol ester2-(4-Benzyloxyphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane4-Benzyloxyphenylboronic acid pinacol ester