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

80 Scopus citations

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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