SYNTHESIS OF CYCLOHEPTA[A]PHENALENE-6,12-DIONE

Tetracyclic dications 2, which exhibit a diamagnetic ring current, were obtained from the non-benzenoid quinones 1, R = H or Br, with conc. H2SO4. The dictions contain 16 .pi.-electrons in the ring system.

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Bibliographic Details
Published inAngewandte Chemie International Edition Vol. 24; no. 9; pp. 757 - 758
Main Authors KURODA, S, FUKUYAMA, Y, TSUCHIDA, T, TANAKA, E, HIROOKA, S
Format Journal Article
LanguageEnglish
Published WEINHEIM Wiley 01.09.1985
Subjects
Chemistry
Chemistry, Multidisciplinary
Physical Sciences
Science & Technology
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Summary:Tetracyclic dications 2, which exhibit a diamagnetic ring current, were obtained from the non-benzenoid quinones 1, R = H or Br, with conc. H2SO4. The dictions contain 16 .pi.-electrons in the ring system.
ISSN:1433-7851
1521-3773
DOI:10.1002/anie.198507571