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Effect of Intramolecular Coordination on Tantalum-Alkylidene-Centered Reactions: Synthesis and Structure of a Tantalum-Olefin Adduct and a Tantalum-Zinc-Alkylidene Complex

✍ Scribed by Hendrikus C. L. Abbenhuis; Nantko Feiken; Henk F. Haarman; Dr. David M. Grove; Dr. Ernst Horn; Huub Kooijman; Dr. Anthony L. Spek; Prof. Dr. Gerard van Koten

Book ID
101560473
Publisher
John Wiley and Sons
Year
1991
Tongue
English
Weight
390 KB
Volume
30
Category
Article
ISSN
0044-8249

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## Abstract The terdentate aryldiamine ligand in the aryltantalum(V) alkylidene complex [TaCl~2~{C~6~H~3~(CH~2~NMe~2~)~2~‐2,6}(CHBu^t^)] (1) controls alkylidene reactivity in a range of metal‐mediated Wittig reactions. An X‐ray diffraction study of (1) shows that the hexacoordinate tantalum centre