STRUCTURE AND PHOTOPHYSICS OF DEAZABIPYRIDYLS - EXCITED INTERNALLY HYDROGEN-BONDED SYSTEMS WITH ONE PROTON-TRANSFER REACTION SITE

被引:49
作者
KACZMAREK, L [1 ]
BALICKI, R [1 ]
LIPKOWSKI, J [1 ]
BOROWICZ, P [1 ]
GRABOWSKA, A [1 ]
机构
[1] POLISH ACAD SCI,INST PHYS CHEM,PL-01224 WARSAW,POLAND
来源
JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 2 | 1994年 / 07期
关键词
D O I
10.1039/p29940001603
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Two deazabipyridyls, 2-(2-hydroxyphenyl)pyridin-3-ol 1 and 2-(2-pyridyl)phenol 2, are the objects of X-ray and spectroscopic studies. Their syntheses, crystal structures and photophysics in comparison with [2,2'-bipyridyl]-3,3'-diol and [2,2'-bipyridyl]-3-ol 3 are described. The influence of the molecular structure on the efficiency of the proton-transfer reaction in the S1 state is discussed. The experimental data are compared with semiempirical quantum chemical calculations.
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页码:1603 / 1610
页数:8
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