QUENCHING OF FLUORESCENCE OF 2-(2'-PYRIDYL)INDOLES UPON COMPLEXATION WITH ALCOHOLS

被引:40
作者
HERBICH, J
RETTIG, W
THUMMEL, RP
WALUK, J
机构
[1] POLISH ACAD SCI,INST PHYS CHEM,KASPRZAKA 44,PL-01224 WARSAW,POLAND
[2] TECH UNIV BERLIN,IWAN N STRANSKI INST,W-1000 BERLIN 12,GERMANY
[3] UNIV HOUSTON,DEPT CHEM,HOUSTON,TX 77204
关键词
D O I
10.1016/0009-2614(92)85562-O
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Formation of a cyclic, doubly hydrogen-bonded 1:1 complex of alcohols with 2,2'-pyridylindole and its 3,3'-methylene-bridged derivatives leads to an efficient radiationless depopulation of the lowest excited singlet state. Cyclic structure is crucial for this process, since no quenching is observed in the acyclic alcohol complexes of 2,2'-pyridylindole.
引用
收藏
页码:556 / 562
页数:7
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