Efficient Access to Conjugated Dienones and Diene-diones from Propargylic Alcohols and Enolizable Ketones: A Tandem Isomerization/Condensation Process Catalyzed by the Sixteen-Electron Allyl-Ruthenium(II) Complex [Ru(η3-2-C3H4Me)(CO)(dppf)] [SbF6]

Isomerization of Propargylic Alcohols in

Isomerization of Propargylic Alcohols into α,β-Unsaturated Carbonyl Compounds Catalyzed by the Sixteen-Electron Allyl-Ruthenium(II) Complex [Ru(η3-2-C3H4Me)(CO)(dppf)][SbF6]

✍ Victorio Cadierno; Sergio E. García-Garrido; José Gimeno 📂 Article 📅 2006 🏛 John Wiley and Sons 🌐 English ⚖ 180 KB 👁 1 views

## Abstract The 16‐e^−^ (η^3^‐allyl)‐ruthenium(II) complex [Ru(η^3^‐2‐C~3~H~4~Me)(CO)(dppf)][SbF~6~] is an efficient catalyst for the regioselective isomerization of terminal propargylic alcohols HCCCR^1^R^2^(OH) into α,β‐unsaturated aldehydes R^1^R^2^CCHCHO or ketones R^3^R^4^CC(R^1^)COMe (if R