Synonyms: Phosphoramidic acid, N,N'-carbonylbis-, compd. with 1,6-hexanediamine (1:2);Carbonyldiphosphoramidic acid, compound with hexane-1,6-diamine (1:2);Phosphoramidic acid, carbonylbis-, compd. with 1,6-hexanediamine (1:2);phosphonic acid, P,P'-[carbonylbis(iminooxy)]bis-, compd. with 1,6-hexanediamine (1:2)