A novel phenylene topology: Total syntheses of zigzag [4]- and [5]phenylene

Christian Eickmeier, Daniel Holmes, Heiko Junga, Adam J. Matzger, Frank Scherhag, Moonsub Shim, K. Peter C. Vollhardt

Research output: Contribution to journalArticlepeer-review


In agreement with theory, the title compounds 1 and 2, which were prepared by CpCo-catalyzed cycloisomerizations of appropriate oligoalkynylbenzenes, display physical properties that are in contrast with those of the corresponding linear isomers, but that are very similar to those of the angular topomers.

Original languageEnglish (US)
Pages (from-to)800-804
Number of pages5
JournalAngewandte Chemie - International Edition
Issue number6
StatePublished - Mar 15 1999
Externally publishedYes


  • Antiaromaticity
  • Hydrocarbons
  • Phenylenes
  • Polycycles
  • Strained molecules

ASJC Scopus subject areas

  • Chemistry(all)


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