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1 H NMR spectra and stereochemistry of cis ‐ and trans ‐5,6‐dimethyl‐2‐oxo‐1,4‐dioxans
Author(s) -
Äyräs Pertti
Publication year - 1975
Publication title -
organic magnetic resonance
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.483
H-Index - 72
eISSN - 1097-458X
pISSN - 0030-4921
DOI - 10.1002/mrc.1270070408
Subject(s) - coupling constant , nmr spectra database , chemistry , spectral line , chemical shift , ring (chemistry) , stereochemistry , nuclear magnetic resonance spectroscopy , physics , organic chemistry , particle physics , astronomy
The 1 H NMR spectra of isomeric 5,6‐dimethyl‐2‐oxo‐1,4‐dioxans have been recorded and the pertinent chemical shifts and coupling constants determined. The parameters indicate that both isomers exist as an equilibrium mixture of interconverting half chair ring conformations.