Hydroxyterphenylphoshine-Palladium Catalyst for Benzo[b]furan Synthesis from 2-Chlorophenols. Bifunctional Ligand Strategy for Cross-Coupling of Chloroarenes

A catalyst composed of Pd and hydroxyterphenylphosphine was found to be effective for one-pot benzo[b]furan synthesis from 2-chlorophenols and alkynes.