title: trans-5,6-Diphenyl-perhydro-pyran-2,4-dione.
abstract: In the title compound, C(17)H(14)O(3), the pyran ring adopts a boat conformation and the dihedral angle between the aromatic ring planes is 59.1 (1)°. In the crystal structure inter-molecular C-H⋯O hydrogen bonds and C-H⋯π inter-actions link the mol-ecules.
authors.affiliation: Instituto de Química e Biotecnologia, Universidade Federal de Alagoas, 57072-970 Maceió, AL, Brazil.
authors.forename: Laura C
authors.initials: LC
authors.lastname: de Souza
authors.forename: Dennis
authors.initials: D
authors.lastname: de O Imbroisi
authors.forename: Carlos A
authors.initials: CA
authors.lastname: De Simone
authors.forename: Mariano A
authors.initials: MA
authors.lastname: Pereira
authors.forename: Valéria R S
authors.initials: VR
authors.lastname: Malta