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This product is 4-nitrophenylboronic acid pinacol ester (1,3,2-dioxaborolane, 4,4,5,5-tetramethyl-2-(4-nitrophenyl)-, CAS 171364-83-3, molecular formula C12H16BNO4, MW 249.07), with a melting point of 112-116 degC and boiling point of 357.5 degC at 760 mmHg. Chem-Stone (Guangzhou) Co., Ltd. manufactures it and distributes it across North America, Europe, Asia, the Middle East, and Africa.
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