title: 1,5,6-Triphenyl-8-oxa-7-selena-6-phos-phabicyclo-[3.2.1]octane-6-selone.
abstract: The structure of the title compound, C(23)H(21)OPSe(2), consists of fused puckered five- and six-membered rings, PSeC(2)O and C(5)O, respectively, with a C(2)O bridgehead. The C(5)O ring adopts a chair conformation, whilst the C(2)PSeO ring has an envelope conformation.
authors.affiliation: Department of Chemistry, University of St Andrews, St Andrews KY16 9ST, Scotland.
authors.forename: Guoxiong
authors.initials: G
authors.lastname: Hua
authors.forename: Yang
authors.initials: Y
authors.lastname: Li
authors.forename: Alexandra M Z
authors.initials: AM
authors.lastname: Slawin
authors.forename: J Derek
authors.initials: JD
authors.lastname: Woollins