Brønsted-acid-catalyzed one-pot tandem annulation/[5 + 2]-cycloaddition of <i>o</i>-propargyl alcohol benzaldehydes with alkynes: regioselective and stereoselective synthesis of dibenzo[<i>a</i>,<i>f</i>]azulen-12-ones
Ni‐Ni Zhou, Si-Si Ning, Lin-Qiang Li, Jieyun Zhang, Mingjin Fan, De‐Suo Yang, Hai‐Tao Zhu
Abstract
The one-pot synthesis of dibenzo[<italic>a</italic>,<italic>f</italic>]azulen-12-ones has been established starting from <italic>o</italic>-propargyl alcohol benzaldehydes and alkynes.
Topics & Concepts
AnnulationChemistryPropargyl alcoholRegioselectivityPropargylStereoselectivityCycloadditionTandemAlcoholCatalysisMedicinal chemistryOrganic chemistryMaterials scienceComposite materialMarine Sponges and Natural ProductsCatalytic Alkyne ReactionsOxidative Organic Chemistry Reactions