The molecule is an organic sodium salt that is the tetrasodium salt of 5'-phosphopyridoxal-6-azobenzene-2,4-disulfonic acid It has a role as a purinergic receptor P2X antagonist. It is an organic sodium salt and an organosulfonate salt. It contains a 5'-phosphonatopyridoxal-6-azobenzene-2,4-disulfonate.
tetrasodium;4-[[4-formyl-5-hydroxy-6-methyl-3-(phosphonatooxymethyl)pyridin-2-yl]diazenyl]benzene-1,3-disulfonate