Synthesis and Structure of 2,4-Bis(2,6-di-tert-butyl-4-methylphenoxy)-1,3,2,4-dioxadiphosphetane. An Aryl Phosphenite Dimer

Article abstract of DOI:10.1021/ja00253a020

When 2,4,6-tris(2,6-di-tert-butyl-4-methylphenoxy)-1,3,5,2,4,6-trioxatriphosphorinane (1a) is sublimed at 220 deg C under vacuum, a new heterocycle, a 1,3,2,4-dioxadiphosphetane (3), is formed.This molecule can be considered a dimer of the aryl phosphenit