Synonym(s): 4,4,5,5-Tetramethyl-2-(1 H -pyrazol-2-yl)-1,3,2-dioxaborolane; 4,4,5,5-Tetramethyl-2-(1 H -pyrazol-4-yl)-1,3,2-dioxaborolane; 4,4,5,5-Tetramethyl-2-(pyrazol-4-yl)-1,3,2-dioxaborolane; 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyrazole; Pyrazol-4-ylboronic acid pinacol ester Formula:...