دانلود مقاله علمی Pyro-borates, Spiro-borates and Boroxinates of BINOL – Assembly, Structures and Reactivity

دسته بندی : مقاله انگلیسی فایل : pdf تعداد : 38  زبان : انگلیسی رشته مرتبط : شیمی مقدمه : VANOL and VAPOL ligands are known to react with three equivalents of B(OPh)3 to form a catalytic species that contains a boroxinate core with three boron atoms and these have proven to be effective catalysts for a number of reactions. However, it was not known whether the closely related BINOL ligand will likewise form a boroxinate species. It had simply been observed that mixtures of BINOL and B ...