title: 1,2,3-Triphenyl-1,2-dihydro-quinoxaline.
abstract: The title compound, C(26)H(20)N(2), first reported in 1891, was obtained as a by-product in the preparation of benzildianil from benzil and excess aniline. The dihedral angles between the fused benzene ring and the pendant phenyl rings are 17.93 (11), 53.18 (10) and 89.08 (12)°.
authors.affiliation: Chemisches Institut, Otto-von-Guericke-Universität Magdeburg, Universitätsplatz 2, D-39106 Magdeburg, Germany.
authors.forename: Frank T
authors.initials: FT
authors.lastname: Edelmann
authors.forename: Steffen
authors.initials: S
authors.lastname: Blaurock
authors.forename: Volker
authors.initials: V
authors.lastname: Lorenz
authors.forename: Axel
authors.initials: A
authors.lastname: Fischer