Synonyms: 1,3,5,2,4,6-Triazatriphosphorine,2,2,4,4,6,6-hexahydro-2,2,4,4,6,6-hexaphenoxy- (7CI,8CI,9CI);Phenylmetaphosphimate, trimer (6CI);2,2,4,4,6,6-Hexahydro-2,2,4,4,6,6-hexaphenoxytriazatriphosphorine;Diphenoxyphosphazene cyclic trimer;Hexaphenoxy-1,3,5,2,4,6-triazatriphosphorine;Hexaphenoxycyclotriphosphazatriene;Hexaphenoxycyclotriphosphazene;NSC 117810;Trimeric bis(phenoxy)phosphonitrile;Phenoxycycloposphazene(CAS:1184-10-7);Phenoxycycloposphazene;