Study of rotations around C=C and C-N bonds in dienic δ- aminocarbonyl compounds by the NMR method
✍ Scribed by E. P. Prokof'ev; Zh. A. Krasnaya; V. F. Kucherov
- Book ID
- 112440129
- Publisher
- Springer
- Year
- 1973
- Tongue
- English
- Weight
- 661 KB
- Volume
- 22
- Category
- Article
- ISSN
- 1573-9171
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## Abstract A relatively fast rotation around the α,β carbon–carbon double bond at the equilibrium of geometrical isomers and a comparatively slow rotation around the carbon‐nitrogen single bond in compounds of the type (X~1~, X~2~ are electron‐attracting substituents) were detected and investiga
If khc C6-N6 bond of an adenosine compound has a partial double bond character as is the case of the 3,5'-cycloadenosine compound 2, the C6-N" bond rotation is restricted, as is observed by 'Hand "N-NMR spectra. ' ) K. Anzai, M. Matsui, Agric. Bid. Chem. Jpn. 37 (1973) 301; \*) The signal for acyl-N