Fulvenes and Fulvalenes of a Heterocyclic System with 12π Electrons—Pseudophenafulvenes and Pentapseudophenafulvalenes

Authors

  • Prof. Dr. Richard Neidlein,

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    1. Pharmazeutisch-Chemisches Institut der Universität, Im Neuenheimer Feld 364, D-6900 Heidelberg (Germany)
    • Pharmazeutisch-Chemisches Institut der Universität, Im Neuenheimer Feld 364, D-6900 Heidelberg (Germany)
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  • Dr. Arnold D. Kraemer

    1. Pharmazeutisch-Chemisches Institut der Universität, Im Neuenheimer Feld 364, D-6900 Heidelberg (Germany)
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  • Heterocyclic 12π and 14π Systems, Part 2. This work was supported by the Fonds der Chemischen Industrie and by the Deutsche Forschungsgemeinschaft.—Part 1: ref. [2].

  • Lectures by R. Neidlein at Tel-Aviv, Jerusalem, Haifa, Rehovot, Heidelberg, and Hamburg.

Abstract

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Heterocyclic fulvenes and fulvalenes iso-π-electronic with phenafulvenes and phenafulvalenes have now been prepared. One example is the dark blue crystalline fulvalene (1).

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