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13 C NMR spectral study of polyacetoxyxanthones. IV — 13 C NMR spectroscopy of substituted xanthones
Author(s) -
Chaudhuri R. K.,
Frahm A. W.
Publication year - 1982
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.1270190104
Subject(s) - carbon 13 nmr , nuclear magnetic resonance spectroscopy , chemistry , fluorine 19 nmr , carbon 13 nmr satellite , nuclear magnetic resonance , stereochemistry , physics
Abstract The 13 C NMR chemical shifts of nine acetoxyxanthones are reported and identified. The acetoxy substituent effects have been evaluated and the corresponding shift increments proposed.