Determination of the Central Bond Length in Hexaarylethanes by Nutation NMR Spectroscopy

Article abstract of DOI:10.1021/ja00228a010

The lengths of the central bonds, r_c in <α,α'-¹³C2>hexakis(2,6-di-tert-butyl-4-biphenylyl)ethane (1) and <α,α'-¹³C2>hexakis(3,5-di-tert-butylphenyl)ethane (2) have been determined by nutation NMR spectroscopy.The dipolar s