Direct13C-1H coupling constants in the vinyl group of 1-vinylpyrazoles
โ Scribed by A. V. Afonin; V. K. Voronov; L. A. Es'kova; E. S. Domnina; E. V. Petrova; O. V. Zasyad'ko
- Book ID
- 112444998
- Publisher
- Springer
- Year
- 1987
- Tongue
- English
- Weight
- 250 KB
- Volume
- 36
- Category
- Article
- ISSN
- 1573-9171
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๐ SIMILAR VOLUMES
The proton-coupled 13C NMR spectra of 2-, 3-and 4-fluoropyridines were completely analysed and the signs and magnitudes of the 13C-1H coupling constants determined. The root mean square deviations of the observed J(CH) values from those calculated using empirical correlations between the coupling co
## Abstract ^13^C, ^1^H spin coupling constants of dimethylacetylene have been determined by the complete analysis of the proton coupled ^13^C NMR spectrum. For the methyl carbon ^1^__J__(CH) = + 130.6~4~ Hz and ^4^__J__(CH) = + 1.5~8~ Hz, and for the acetylenic carbon ^2^__J__(CH) = โ 10.34 Hz and