Practical allylation with unactivated allylic alcohols under mild conditions?

Organic Chemistry Frontiers Pub Date: 2021-04-19 DOI: 10.1039/D1QO00490E

Abstract

A practical palladium/calcium catalytic system was developed for dehydrative allylation with unactivated allylic alcohols. EtOH solvent with a H2O additive was identified as powerful medium to accelerate proton transfer. This catalytic system and environmentally benign medium enabled a variety of soft carbonic nucleophiles and allylic alcohols to react smoothly at room temperature with water as the only byproduct. A wide spectrum of allylic compounds bearing a variety of functional groups can be obtained with high to excellent yields.

Graphical abstract: Practical allylation with unactivated allylic alcohols under mild conditions
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