Synthesis and two-photon spectrum of a bis(porphyrin)-substituted squaraine

  • Susan A. Odom
  • , Scott Webster
  • , Lazaro A. Padilha
  • , Davorin Peceli
  • , Honghua Hu
  • , Gero Nootz
  • , Sung Jae Chung
  • , Shino Ohira
  • , Jonathan D. Matichak
  • , Olga V. Przhonska
  • , Alexei D. Kachkovski
  • , Stephen Barlow
  • , Jean Luc Brédas
  • , Harry L. Anderson
  • , David J. Hagan
  • , Eric W. Van Stryland
  • , Seth R. Marder

Research output: Contribution to journalArticlepeer-review

Abstract

(Figure Presented) A chromophore in which zinc porphyrin donors are linked through their meso positions by ethynyl bridges to a bis(indolinylidenemethyl) squaraine core has been synthesized using Sonogashira coupling. The chromophore exhibits a two-photon absorption spectrum characterized by a peak cross section of 11000 GM and, more unusually, also exhibits a large cross section of >780 GM over a photon-wavelength window 750 nm in width.

Original languageEnglish (US)
Pages (from-to)7510-7511
Number of pages2
JournalJournal of the American Chemical Society
Volume131
Issue number22
DOIs
StatePublished - Jun 10 2009
Externally publishedYes

ASJC Scopus subject areas

  • Catalysis
  • General Chemistry
  • Biochemistry
  • Colloid and Surface Chemistry

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