Molybdenum promoted alkyne dimerisation leading to novel metallacycles: The crystal and molecular structures of prone-[Mo{η4-C(CF 3)C(CF3)C(Me)C(CO2Me)(SC6F 5)}(CF3C≡CCF3)(η5-C 5H5)] and supine-[Mo{η4-C(CF 3)...

Naz M. Agh-Atabay, Jack L. Davidson, Kenneth W. Muir

Research output: Contribution to journalArticlepeer-review

10 Citations (Scopus)

Abstract

Title full: Molybdenum promoted alkyne dimerisation leading to novel metallacycles: The crystal and molecular structures of prone-[Mo{?4-C(CF 3)C(CF3)C(Me)C(CO2Me)(SC6F 5)}(CF3C=CCF3)(?5-C 5H5)] and supine-[Mo{?4-C(CF 3)(SC6F5)C(CF3)C(Ph)C(Ph)}-(CF 3C=CCF3)(?5-C5H 5)]. Reactions of alkynes with [MoSC6F5(CF 3C=CCF3)2(?5-C 5H5)] 1 gives the novel prone ?4-butadienyl complex [Mo{?4-C(CF3)C(CF3)C(R')C(R) (SC6F5)}(CF3C=CCF3) (?5-C5H5)], which undergoes isomerisation via an ?2-vinyl intermediate to the supine isomer followed by a novel 1,4-thiolate migration to give supine-[Mo{?4-C(CF 3)(SC6F5)C(CF3)C(R)C(R')} (CF3=CCF3)(?5-C5H 5)].

Original languageEnglish
Pages (from-to)1399-1401
Number of pages3
JournalJournal of the Chemical Society, Chemical Communications
Issue number20
DOIs
Publication statusPublished - 1990

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