title: (S)-(-)-5,5'-Bis(diphenyl-phosphino)-4,4'-bi-1,3-benzodioxole.
abstract: In the chiral title compound, C(38)H(28)O(4)P(2), the intra-molecular P⋯P separation is 3.671 (2) Å and the dihedral angle between the two benzene rings in the biphenyl unit is 77.9 (2)°.
authors.affiliation: Shengjing Hospital of China Medical University, Shenyang 110004, People's Republic of China.
authors.forename: Ling-Yan
authors.initials: LY
authors.lastname: Jian
authors.forename: Xiao-Jing
authors.initials: XJ
authors.lastname: He
authors.forename: Ya-Xin
authors.initials: YX
authors.lastname: Sun
authors.forename: Qing-Hua
authors.initials: QH
authors.lastname: Jiang
authors.forename: Xu
authors.initials: X
authors.lastname: Zhu