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Selective deshielding of aromatic protons in some ortho-substituted acetanilides

โœ Scribed by Bartels-Keith, James R.; Cieciuch, Ronald F. W.


Book ID
118137612
Publisher
NRC Research Press
Year
1968
Tongue
French
Weight
467 KB
Volume
46
Category
Article
ISSN
0008-4042

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The 'H N M R spectra of some aryl-and heteroaryl-substituted methylenemalonaldehydes were measured and analysed. The long-range proton-proton spin-spin coupling constants were used to estimate the conformational behaviour of the aryl group relative to the vinyl and aldehyde groups. The compounds ser