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E / Z ‐Isomerism of semicyclic amidinium salts
Author(s) -
Hartmann S.,
Brecht V.,
Frahm A. W.
Publication year - 1999
Publication title -
magnetic resonance in chemistry
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.483
H-Index - 72
eISSN - 1097-458X
pISSN - 0749-1581
DOI - 10.1002/(sici)1097-458x(199901)37:1<69::aid-mrc400>3.0.co;2-b
Subject(s) - chemistry , chemical shift , solid state , proton nmr , computational chemistry , stereochemistry
1 H and 15 N NMR chemical shifts of12 semicyclic amidinium salts are reported. Their E / Z equilibria in solution were analyzed by 1D and 2D 1 Hand 15 N NMR techniques. In the solid state the Z ‐configuration is observed. © 1999 John Wiley &Sons, Ltd.