Cation–anion association in iminium salts. Use of europium complexes as1H n.m.r. auxiliary compounds
- 1 January 1979
- journal article
- Published by Royal Society of Chemistry (RSC) in Journal of the Chemical Society, Chemical Communications
- No. 21,p. 942-943
- https://doi.org/10.1039/c39790000942
Abstract
The cations of the iminium salts (1)–(3) show characteristic 1H n.m.r. shifts induced by Eu(fod)3; (+)-Eu(hfbc)3 generates unequal shifts for enantiotopic groups in the cations of (3) and (5).Keywords
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