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Motional Anisotropy of 1‐Phenyladamantane
Author(s) -
Kołodziejski Wacław,
Laszlo Pierre
Publication year - 1985
Publication title -
helvetica chimica acta
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.74
H-Index - 82
eISSN - 1522-2675
pISSN - 0018-019X
DOI - 10.1002/hlca.19850680515
Subject(s) - chemistry , anisotropy , rotational diffusion , motional narrowing , relaxation (psychology) , diffusion , nuclear magnetic resonance , thermodynamics , spectral line , molecule , physics , organic chemistry , optics , quantum mechanics , psychology , social psychology
13 C‐NMR longitudinal relaxation rates are analysed with the Woessner equations: in CDCl 3 solution at room temperature, 1‐phenyladamantane has rotational diffusion coefficients R ‖ = 8.1 × 10 10 rad · s −1 and R ⊥ = 1.1 × 10 10 rad · s −1 corresponding to high motional anisotropy (σ = 7.4).