Organic nanosynthesis of diarylfluorene-based ladder-type gridarene isomers via intramolecular A1-B1 type Friedel-Crafts gridization

  • Sixian Sun
  • , Changjin Ou
  • , Dongqing Lin
  • , Zongyan Zuo
  • , Yong Yan
  • , Ying Wei
  • , Yuyu Liu
  • , Linghai Xie
  • , Wei Huang

Research output: Contribution to journalArticlepeer-review

11 Scopus citations

Abstract

Fluorene-based ladder-type nanogrids have been synthesized via the stepwise and iterative Friedel-Crafts/Suzuki cross-coupling reactions, and efficient intramolecular gridization reaction could enhance yield up to ∼95%. Multiple configurational isomers were successfully separated with the yield of 10%, 20% and 65% for Grid-DFCz-1, Grid-DFCz-2 and Grid-DFCz-3 respectively. The molecular configurations of Grid-arene isomers were characterized and confirmed by the NMR spectra. We found that molecular configuration has little influence on photophysical and electrochemical properties.

Original languageEnglish
Pages (from-to)5833-5838
Number of pages6
JournalTetrahedron
Volume74
Issue number40
DOIs
StatePublished - 4 Oct 2018

Keywords

  • Configurational isomers
  • Diarylfluorene
  • Intramolecular Friedel-Crafts reaction
  • Ladder-type
  • Solution-processed nanogrid

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