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13 C NMR spectroscopy of some 20‐ketopregnanes
Author(s) -
Garcia José Alberto Ruiz,
Navarro Fernando A. Verdecia,
Castro HermáN T. Vélez
Publication year - 1994
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/mrc.1260320909
Subject(s) - chemistry , substituent , nuclear magnetic resonance spectroscopy , chemical shift , spectral line , nmr spectra database , carbon 13 nmr satellite , transverse relaxation optimized spectroscopy , fluorine 19 nmr , carbon 13 nmr , spectroscopy , nuclear magnetic resonance , computational chemistry , stereochemistry , physics , astronomy , quantum mechanics
The 13 C NMR spectra of 21 20‐ketopregnanes were examined and assigned. The substituent effects on the 13 C chemical shifts are discussed on the basis of comparisons with published spectra of some closely related compounds.