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Carbon‐13 NMR spectra of tetracyclododecanes: Evidence for upfield δ and ε steric effects
Author(s) -
Seidl Peter Rudolf,
Leal Kátia Zaccur,
Costa Valentim Emilio Uberti,
Möllmann Maria Elisabeti Stapoelbroek
Publication year - 1993
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.1260310306
Subject(s) - chemistry , 2 norbornyl cation , steric effects , carbon 13 nmr , nmr spectra database , chemical shift , spectral line , stereochemistry , physics , astronomy
13 C NMR spectra of 36 endo – endo , exo – endo and exo – exo tetracyclic fused norbornyl compounds are interpreted. Stereochemical influences on 1 H and 13 C chemical shifts are compared and discussed. Only upfield δ and ε effects are observed.
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