title: 1,2,4,5-Tetra-methyl-3,6-diphenyl-1,2,4,5-tetra-aza-3,6-diphosphinane.
abstract: The title compound, C(16)H(22)N(4)P(2), crystallizes about a centre of symmetry, leading to a chair conformation of the heterocyclic ring as is commonly found for this type of compound.
authors.forename: Frederik H
authors.initials: FH
authors.lastname: Kriel
authors.forename: Judy
authors.initials: J
authors.lastname: Caddy
authors.forename: Manuel A
authors.initials: MA
authors.lastname: Fernandes