Oxidative Addition of Hydridic, Protic, and Nonpolar E-H Bonds (E = Si, P, N, or O) to an Aluminyl Anion.

Inorg Chem

School of Chemical and Physical Sciences, Victoria University of Wellington, P.O. Box 600, Kelburn, Wellington 6012, New Zealand.

Published: April 2021

The aluminyl anion K[Al(NON)] {NON = [O(SiMeNDipp)]; Dipp = 2,6-PrCH} engages in oxidative additions with the E-H (E = Si, P, N, or O) bonds of phenylsilane (PhSiH), mesityl phosphane (MesPH; Mes = 2,4,6-MeCH), 2,6-di--propylaniline (DippNH), and 2,6-di--butyl-4-methylphenol (ArOH). The resulting (hydrido)aluminate salts are formed regardless of the E-H bond polarity. All of the products were characterized by nuclear magnetic resonance and infrared spectroscopic techniques and single-crystal X-ray diffraction. This study highlights the versatility of aluminyl anions to activate hydridic, acidic, and (essentially) nonpolar E-H bonds.

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http://dx.doi.org/10.1021/acs.inorgchem.0c03735DOI Listing

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