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Carbon‐13 nuclear magnetic resonance study of the bromo derivatives of 5α‐cholestan‐3‐one and cholest‐4‐en‐3‐one
Author(s) -
Römer Johannes,
Scheller Dieter,
Grossmann Gisbert
Publication year - 1987
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.1260250210
Subject(s) - chemistry , substituent , additive function , nuclear magnetic resonance , spectral line , stereochemistry , mathematical analysis , physics , mathematics , astronomy
The 13 C NMR spectra of nineteen bromo derivatives of 5α‐cholestan‐3‐one, cholest‐4‐en‐3‐one and cholest‐5‐en‐3‐one have been recorded. The substituent effects are analysed and examined with respect to additivity. The more interesting γ syn and γ anti effects are considered in detail.