Photogeneration of heptacene in a polymer matrix

被引:226
作者
Mondal, Rajib [1 ]
Shah, Bipin K. [1 ]
Neckers, Douglas C. [1 ]
机构
[1] Bowling Green State Univ, Ctr Photochem Sci, Bowling Green, OH 43403 USA
关键词
GROUND-STATES; DERIVATIVES; PENTACENE; ELECTRONICS; REACTIVITY; POLYACENE; HEXACENE; ACENES;
D O I
10.1021/ja063823i
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Heptacene (1) was generated by the photodecarbonylation of 7,16-dihydro-7,16-ethanoheptacene-19,20-dione (2) in a polymer matrix using a UV-LED lamp (395 ± 25 nm). Compound 1 showed a long wavelength absorption band extending from 600 to 825 nm (λmax ∼760 nm) and was found to be stable up to 4 h in the polymer matrix. However, irradiation of a solution of 2 in toluene produced only oxygen adducts. Copyright © 2006 American Chemical Society.
引用
收藏
页码:9612 / 9613
页数:2
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