SYNTHESIS AND SPECTROSCOPIC PROPERTIES OF SOME SUBSTITUTED AND BRIDGED BIPHENYLS

被引:6
作者
FORBES, EJ
GRAY, CJ
机构
[1] Department of Chemistry, The University, Birmingham 15, England
关键词
D O I
10.1016/S0040-4020(01)82552-7
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A series of tetramethoxybiphenyls and bridged tetramethoxybiphenyls have been prepared and their UV spectra investigated. The substituted biphenyls show short- and long-wavelength bands while the bridged biphenyls and the parent 3,3′,4,4′-tetramethoxybiphenyl in addition show conjugation bands. The significance of these findings is discussed. The NMR spectra of the bridged biphenyls show that, with one exception, conformational inversion in this series is rapid at 35°. © 1968.
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页码:2795 / &
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