title: Copper-catalyzed 2:1 coupling reaction of arynes with alkynes.
abstract: A formal insertion reaction of two molar amounts of arynes into a C-H bond of terminal alkynes is efficaciously catalyzed by copper(I) chloride, giving 2-alkynylbiaryls in one step.
authors.affiliation: Department of Applied Chemistry, Graduate School of Engineering, Hiroshima University, Higashi-Hiroshima 739-8527, Japan. yhiroto@hiroshima-u.ac.jp
authors.forename: Hiroto
authors.initials: H
authors.lastname: Yoshida
authors.forename: Takami
authors.initials: T
authors.lastname: Morishita
authors.forename: Hiromi
authors.initials: H
authors.lastname: Nakata
authors.forename: Joji
authors.initials: J
authors.lastname: Ohshita