... off-white powder Product Name: 4-Aminophenylboronic acid pinacol esterSynonyms: 2-(4-AMINOPHENYL)-4,4,5,5-TETRAMETHYL-1,3 ... )ANILINE;4-(4,4,5,5-TETRAMETHYL-1,3,2-DIOXABOROLAN-2-Y)ANILINE;4-AMINOPHENYLBORONIC ACID PINACOLATE;4-AMINOPHENYLBORONIC ACID ... -3.mol 4-Aminophenylboronic acid pinacol ester Chemical Propertiesmp 165-169 °C(lit.)storage temp. Refrigerator (+4°C)Water Solubility InsolubleCAS ...