Acta Cryst. (2004). E60, o2133-o2134  [ doi:10.1107/S1600536804026510 ]

(S)-(-)-5,5'-Bis(diphenylphosphino)-2,2,2',2'-tetramethyl-4,4'-bi-1,3-benzodioxole

J. Cheng, Y.-H. Sun, Y. Pan and J.-H. Xu

Abstract: The title molecule, C₄₂H₃₆O₄P₂, is a new atropoisomeric bis-phosphine ligand. All bond lengths and angles are normal. In the crystal structure, the molecule possesses a crystallographically imposed C₂ axis. The two benzene rings in the biphenyl moiety make a dihedral angle of 84.23  (6)°.

Online 30 October 2004

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