C2H2Si Isomers: Generation by Pulsed Flash Pyrolysis and Matrix-Spectroscopic Identification

Authors

  • Prof. Dr. Günther Maier,

    Corresponding author
    1. Institut für Organische Chemie der Universität, Heinrich-Buff-Ring 58, D-35392 Giessen (FRG), Telefax: Int. code +(641)702-5712
    • Institut für Organische Chemie der Universität, Heinrich-Buff-Ring 58, D-35392 Giessen (FRG), Telefax: Int. code +(641)702-5712
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  • Dr. Hans Peter Reisenauer,

    1. Institut für Organische Chemie der Universität, Heinrich-Buff-Ring 58, D-35392 Giessen (FRG), Telefax: Int. code +(641)702-5712
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  • Dipl.-Chem. Harald Pacl

    1. Institut für Organische Chemie der Universität, Heinrich-Buff-Ring 58, D-35392 Giessen (FRG), Telefax: Int. code +(641)702-5712
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  • Hetero π Systems, Part 20. This work was supported by the Fonds der Chemischen Industrie and the Deutsche Forschungsgemeinschaft.–Part 19: ref. [17].

Abstract

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To what extent can ab initio calculations be trusted? Is silacyclopropyne (1) a transition state or an energy minimum? The experimental work described here demonstrates that all four C2H2Si isomers 1–4 can exist.

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