ACTA CRYSTALLOGRAPHICA SECTION E-CRYSTALLOGRAPHIC COMMUNICATIONS, cilt.60, 2004 (SCI-Expanded)
The title compound, C16H16Cl2N5O2P3, a cyclotriphosphazene, has a spiro-ansa-spiro architecture in which the bicyclic system is in the sofa conformation. Two P atoms and one N atom are capable of representing stereogenic centres.