title: Stereoselective DABCO-catalyzed synthesis of (E)-alpha-ethynyl-alpha,beta-unsaturated esters from allenyl acetates.
abstract: (E)-alpha-ethynyl-alpha,beta-unsaturated esters were exclusively prepared in good to excellent yields from treatment of allenyl acetates with 10 mol % DABCO in DMF at room temperature.
authors.affiliation: National Research Laboratory for Catalytic Organic Reaction, Department of Chemistry, and Institute for Molecular Science and Fusion Technology, Kangwon National University, Chuncheon 200-701, Republic of Korea.
authors.forename: Yongsik
authors.initials: Y
authors.lastname: Choe
authors.forename: Phil Ho
authors.initials: PH
authors.lastname: Lee