Synthesis and characterization of cyclopentadienone-annelated hexadehydrodibenzo[12]annulene

Tsumoru Morimoto, Shuji Nagano, Daishi Yokoyama, Masutaka Shinmen, Kiyomi Kakiuchi*, Takashi Yoshimura, Motohiro Sonoda, Yoshito Tobe

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

4 Scopus citations


Hexadehydrodibenzo[12]annulene annelated by a cyclopentadienone moiety was synthesized. On the basis of the theoretical calculations and experimental NMR and IR spectra, it was shown to be weakly aromatic owing to the contribution of the diatropic [15]annulenone resonance structure.

Original languageEnglish
Pages (from-to)168-169
Number of pages2
JournalChemistry Letters
Issue number2
StatePublished - 5 Feb 2006

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