First example of 1,1-bimetalloalkenes of tellurium and zirconium: Application for stereoselective preparation of (Z)-α-organotelluro-α,β-unsaturated carbonyl compounds

Autor: Sung, Jin Wuk, Jang, Won Bum, Oh, Dong Young
Zdroj: Tetrahedron Letters; January 1996, Vol. 37 Issue: 42 p7537-7540, 4p
Abstrakt: Hydrozirconation of acetylenic tellurides 1affords the first examples of 1,1-bimetalloalkenes of tellurium and zirconium 2. Intermediates 2are reacted with acyl halides to obtain (Z)-α-organotelluro- α,β-unsaturated carbonyl compounds 4via ZrCu transmetallation.
Databáze: Supplemental Index