Darstellung und Struktur on 2,3-Bis[2,4,6-tris(trifluoromethyl)phenyl]-1,2,3-selenadiphosphiran

Reaction of the diphosphene R f P=PR f (R f =2,4,6-tris(trifluoromethyl)phenyl-) with red selenium affords the selenadiphosphirane 1. The X-ray crystal structure of 1 was investigated