𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Natural abundance one-bond 13C13C coupling constants and unambiguous assignments of 13C NMR spectra of thieno[c]quinolines and thieno[c]isoquinolines

✍ Scribed by Salo Gronowitz; Rolf Servin; Youhua Yang


Publisher
John Wiley and Sons
Year
1989
Tongue
English
Weight
264 KB
Volume
27
Category
Article
ISSN
0749-1581

No coin nor oath required. For personal study only.


πŸ“œ SIMILAR VOLUMES


13C- and 1H-NMR. Spectra of ortho-benzoq
✍ R. Hollenstein; Wolfgang Von Philipsborn πŸ“‚ Article πŸ“… 1973 πŸ› John Wiley and Sons 🌐 German βš– 167 KB πŸ‘ 1 views

## Abstract ^13^C‐ and ^1^H‐NMR. spectra of __ortho__‐benzoquinone **1** and its methyl derivatives have been analysed. By means of heteronuclear double resonance experiments it is shown that assignments given in the literature for the olefinic carbon resonances of **1** and of a series of substitu

13C NMR: Substituent effects on one-bond
✍ T. Axenrod; M. J. Wieder; Tun Khin; G. A. Webb; H. J. C. Yeh; S. Bulusu πŸ“‚ Article πŸ“… 1979 πŸ› John Wiley and Sons 🌐 English βš– 408 KB

## Abstract ^1^__J__(^15^N^13^C) values obtained from FT ^13^C NMR spectra were measured for a number of ^15^N‐enriched aniline derivatives and are found to exhibit varying degrees of dependence on the nature of the ring substituent. Theoretical calculations of ^1^__J__(^15^N^13^C) values for repre

Studies of 13C NMR spectra of 13C-enrich
✍ Wasuke Kamisak; Chie Honda; Kiyoko Suwa; Koichiro Isoi πŸ“‚ Article πŸ“… 1987 πŸ› John Wiley and Sons 🌐 English βš– 409 KB

Previously proposed I3C NMR spectral assignments of cycloartenol(9,19-cyclolanost-24-en-3j?-ol) (1) and cycloartanol(9,19-cyclolanostan-3/3-ol) (2) were re-examined by means of 13C-enrichment experiments and LIS measurement of "C chemical shifts. Revised signal assignments are proposed for C-