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Carbon‐13 NMR spectroscopy of some pentacyclic triterpenoids
Author(s) -
Patra Amarendra,
Mitra Alok K.,
Ghosh Saroj,
Ghosh Amitava,
Barua A. K.
Publication year - 1981
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.1270150415
Subject(s) - terpene , triterpenoid , chemistry , carbon fibers , triterpene , nuclear magnetic resonance spectroscopy , stereochemistry , spectroscopy , organic chemistry , carbon 13 nmr , ene reaction , materials science , physics , medicine , alternative medicine , pathology , quantum mechanics , composite number , composite material
Carbon‐13 NMR signal assignment of a number of polyoxygenated triterpenes of the olean‐12‐ene and urs‐12‐ene series, carried out by considering the changes in chemical shift produced by the change of oxygenation pattern(s), and using methyl oleanolate as a model, are reported.