Study of the effect of N-protonation and N-methylation on the 1H and 13C chemical shifts of the six-membered ring in benzazoles and 2-substituted N,N-dimethylamino derivatives
✍ Scribed by Rois Benassi; Romano Grandi; Ugo M. Pagnoni; Ferdinando Taddei
- Publisher
- John Wiley and Sons
- Year
- 1986
- Tongue
- English
- Weight
- 673 KB
- Volume
- 24
- Category
- Article
- ISSN
- 0749-1581
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The 'H-and "C-n.m.r. spectra of seven in&lo1 methyl ethers were recorded and assigned. They were classified into five types, and the effect of 0methyl&ion on the chemical shifts of each type is discussed. NOTE ADDED IN PROOF Type F, not encountered in our work, occurs in 1,6-anhydro-3-O-methyl-& D
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