CAS: 6226-79-5 Molekylformel: C22H12N4Na4O13S4 Molekylvikt (g/mol): 760.552 InChI-nyckel: VSXKEUCERCWGKF-STNZDNLRSA-J Synonym: 3-Hydroxy-4-(2-sulfo-4-(4-sulfophenylazo)phenylazo)-2, 7-naphthalene-disulfonic acid tetrasodium salt,C.I. 27195 PubChem CID: 11320219 IUPAC-namn: tetranatrium;(4Z)-3-oxo-4-[[2-sulfonato-4-[(4-sulfonatofenyl)diazenyl]fenyl]hydrazinyliden]naftalen-2,7-disulfonat LEDER: C1=CC(=CC=C1N=NC2=CC(=C(C=C2)NN=C3C4=C(C=C(C=C4)S(=O)(=O)[O-])C=C(C3=O)S(=O)(=O)[O-])S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+]