Catenation of 1,1-dichlorotertaphenylsilole and 1,1- dichlorotetraphenylgermole to optoelectronic polymers

Bo IIye Kim, Myong Shik Cho, Jung Il Kong, Hee Gweon Woo, Seung Won Lee, Cheol Jin Lee

Research output: Contribution to journalArticlepeer-review

3 Citations (Scopus)

Abstract

Combinative dechloro/dehydro catenation of 1,1-dichlorotetraphenylsilole 1 with < 150 mol% of various inorganic hydrides in THF at 25°C produces optoelectronic polysiloles 2 in high yield. Similarly, cocatenation of 1 and 1,1-dichlorotetraphenylgermole 4 (9:1 mole ratio) using 110 mol% of Red-Al in THF at 25°C gives poly(silole-co-germole) 5 in high yield. The polymers emit green light at 520nm and are strongly electroluminescent at 520nm.

Original languageEnglish
Pages (from-to)243-248
Number of pages6
JournalMolecular Crystals and Liquid Crystals
Volume425
DOIs
Publication statusPublished - 2004
Externally publishedYes

Bibliographical note

Funding Information:
This research was supported by the Korea Science and Engineering Foundation (Project No. R01-2001-000-00053-0; 2003). S. W. L. is grateful to the Korea Science and Engineering Foundation (Project No. R01-2002-000-00119-0; 2003) for support of his research reported herein. The authors greatly acknowledge the kind advice and helpful discussions provided by Professor Kunio Oka in Osaka Prefecture University and Prof. Honglae Sohn at Chosun University.

Copyright:
Copyright 2009 Elsevier B.V., All rights reserved.

Keywords

  • Catenation
  • Electroluminescence
  • Green light
  • Inorganic hydride
  • Photoluminescence
  • Polysilole

ASJC Scopus subject areas

  • General Chemistry
  • General Materials Science
  • Condensed Matter Physics

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