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Medium effects on proton-proton coupling constants: Specific association effects

✍ Scribed by Richard H Cox; Lester W Harrison

Publisher
Elsevier Science
Year
1972
Weight
326 KB
Volume
6
Category
Article
ISSN
0022-2364

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πŸ“œ SIMILAR VOLUMES

Vicinal Fluorine–Proton Coupling Constan
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The angular dependence and the effect of individual substituents upon the NMR vicinal fluorine-proton couplings 3 J FH have been studied using data sets of experimental and calculated couplings. Coupling constants for a series of fluoroethane derivatives, CHXF-CH 3 and CH 2 F-CH 2 X (X ‫؍‬ CH 3 , NH

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also required of the values of Jo determined from canpounds with the same substituents in & and meta positions; and of the values of J, determined from ortho. meta and E-disubstituted benzenes. This treatment of the data offers the opportunity of deducing spectral parameters of benzene as accurate