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Synthesis of 1,3-Diphenyl-6-alkyl/aryl-Substituted Fulvene Chromophores: Observation of π–π Interactions in a 6-Pyrene-Substituted 1,3-Diphenylfulvene

  • Andrew J. Peloquin
  • , Rebecca L. Stone
  • , Sarah E. Avila
  • , Erlyn R. Rudico
  • , Christopher B. Horn
  • , Kim A. Gardner
  • , Jane E.B. Johnson
  • , Scott T. Iacono
  • , Gary J. Balaich
  • United States Air Force Academy

Research output: Contribution to journal › Article › peer-review

Abstract

The synthesis, structural, and electronic properties of nine 1,3-diphenyl-6-alkyl/aryl substituted pentafulvenes were studied. Pyrene ring π–π interactions were revealed from analysis of the experimental crystal packing of 1,3-diphenyl-6-(1-pyrene)fulvene and supporting DFT calculations. Photophysical properties derived from UV–vis and fluorescence emission measurements demonstrated tunable and low HOMO–LUMO band gaps for the series. The presented results point to a model synthetic approach for incorporation of extended π systems and donor-π-acceptor groups for fulvene-based electronic materials.

Original languageAmerican English
JournalJournal of Organic Chemistry
Volume77
DOIs
StatePublished - Jan 1 2012
Externally publishedYes

Disciplines

  • Organic Chemistry

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