1,1,3,3,5,5,7,7-Octachlorocyclotetraphosphaza-1,3,5,7-tetraene 1,3,5,7,2,4,6,8-Tetrazatetraphosphocine, 2,2,4,4,6,6,8,8-octachloro-2,2,4,4,6,6,8,8-octahydro- 2950-45-0 NSC37389 Nitrogen chloride phosphide ((NPCl2)4) Octachlorocyclophosphazatetraene Octachlorocyclotetraphosphazatetraene Octachlorocyclotetraphosphazene Octachlorotetraphosphonitrile Phosphonitrile chloride, cyclic tetramer Phosphonitrile chloride, tetramer Phosphonitrilic chloride cyclic tetramer TETRAPHOSPHONITRILE CHLORIDE