Acta Crystallographica Section E (Nov 2010)
3,9-Dichloro-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane-3,9-dione
Abstract
In the title compound, C5H8Cl2O6P2, the two six-membered rings display chair conformations. The P=O bond distances are 1.444 (2) and 1.446 (2) Å. Weak intermolecular C—H...O hydrogen bonds are present in the crystal structure.