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Correlation of 1 H and 13 C NMR spectra by selective inverse INEPT. Assignment of the proton and carbon spectra of methyl (5R*, 6 S *,8 Z ,11 Z ,14 Z )‐5,6‐epoxyeicosa‐8,11,14‐ trienoate
Author(s) -
Crossley Maxwell J.,
Field Leslie D.,
Gosper Jeffrey J.,
Messerle Barbara A.
Publication year - 1987
Publication title -
magnetic resonance in chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.483
H-Index - 72
eISSN - 1097-458X
pISSN - 0749-1581
DOI - 10.1002/mrc.1260250404
Subject(s) - heteronuclear molecule , chemistry , spectral line , proton , carbon 13 , coherence (philosophical gambling strategy) , analytical chemistry (journal) , nmr spectra database , carbon fibers , pulse sequence , inverse , two dimensional nuclear magnetic resonance spectroscopy , nuclear magnetic resonance , nuclear magnetic resonance spectroscopy , stereochemistry , physics , nuclear physics , materials science , quantum mechanics , astronomy , composite number , composite material , geometry , mathematics , chromatography
Selective inverse INEPT and 13 C → 1 H → 1 H heteronuclear relayed coherence transfer pulse sequences were employed to assign and correlate the proton and carbon NMR spectra of methyl (5 R *,6 S *,8 Z ,11 Z ,14 Z )‐5,6‐epoxyeicosa 8,11,14‐trienoate. The transfer of coherence from specific carbon nuclei in the molecule to protons was employed as a one‐dimensional method to correlate carbon and proton resonances. The one‐dimensional C→H coherence transfer experiments are particularly useful for C‐H correlation in situations where only a small amount of sample is available and two‐dimensional methods are only marginally applicable or impractical.