Zirconocen–Benzyme-Mediated Intramolecular Coupling of Bis(alkynyl)phosphane: A Way to Mono- and Tricyclic 1,2-Dihydrophosphetes

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  • Financial support of this work by the CNRS (France) is gratefully acknowledged.

Abstract

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The tricyclic zirconium complex 2 is formed when transient zirconocene–benzyne is allowed to react with bis(alkynyl)phosphane 1. Further reactions with 2 lead to mono- and tricyclic 1,2-dihydrophosphetes.

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