title: Copper(I)-catalyzed deacetylenative coupling of propargylic amines: an efficient synthesis of symmetric 1,4-diamino-2-butynes.
authors.affiliation: Department of Chemistry, Faculty of Science, Gakushuin University, Tokyo, Japan.
authors.forename: Yongeun
authors.initials: Y
authors.lastname: Kim
authors.forename: Hiroyuki
authors.initials: H
authors.lastname: Nakamura