4-(2-Morpholinoethoxy)phenylboronic acid, pinacol ester

4-{2-[4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenoxy]ethyl}morpholine, 2-{4-[2-(Morpholin-4-yl)ethoxy]phenyl}-4,4,5,5-tetramethyl-1,3,2-dioxaborolane