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Homonuclear Overhauser 1 H‐NMR. Experiments on the Carotenoid Pigments Lycopene and Prolycopene
Author(s) -
Englert Gerhard
Publication year - 1979
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.19790620515
Subject(s) - chemistry , lycopene , carotenoid , homonuclear molecule , pigment , nuclear overhauser effect , stereochemistry , nuclear magnetic resonance spectroscopy , organic chemistry , food science , molecule
The recently proposed structure of the carotenoid pigment prolycopene as the 7,9,7′,9′‐tetra‐ cis isomer of lycopene has been unambiguously confirmed by a series of homonuclear Overhauser 1 H‐NMR. experiments at 270 MHz. Comparative measurements are reported for lycopene.