Oxidation of Diphenyl Diselenide with 2,3-Dichloro-5,6-dicyanobenzoquinone (DDQ). A New Method for the Electrophilic Phenylselenenylation of Alkenes under Mild Conditions - Tiecco, Marcello; Testaferri, Lorenzo; Temperini, Andrea; Bagnoli, Luana; Marini, Francesca; Santi, Claudio (Synlett, 2001)