1,3-DIPOLAR CHARACTER OF 6-MEMBERED AROMATIC RINGS .46. C-13 NMR-SPECTRA OF 8-ARYL-8-AZABICYCLO[3.2.1]OCT-3-EN-2-ONES AND RELATED COMPOUNDS

被引:10
作者
KATRITZKY, AR
DENNIS, N
SABONGI, GJ
机构
[1] School of Chemical Sciences, University of East Anglia, Norwich
来源
ORGANIC MAGNETIC RESONANCE | 1979年 / 12卷 / 06期
关键词
D O I
10.1002/mrc.1270120606
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
Carbon‐13 NMR spectra of various 8‐aryl‐8‐azabicyclo[3.2.1]oct‐3‐en‐2‐ones and other related compounds, including tropinone, were determined, and the predominant conformation at the bridgehead nitrogen was established. The full assignment of resonances from proton decoupled and coupled spectra was based on the analysis of the splitting pattern and characteristic chemical shifts. The use of the determined 13C NMR spectra in the assignment of 13C NMR data in related but more complicated structures is also proposed. Copyright © 1979 Heyden & Son Ltd.
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页码:357 / 361
页数:5
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