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Reference substances

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IUPAC name:
sodium 4,4'-((1E,1'E)-(4,6-dihydroxy-1,3-phenylene)bis(diazene-2,1-diyl))dibenzenesulfonate

Inventory

Synonyms

Molecular and structural information

Molecular formula:
C18H12N4Na2O8S2
Molecular weight:
ca. 522.41
SMILES notation:
[Na+].[Na+].O=S([O-])(=O)c3ccc(/N=N/c2cc(/N=N/c1ccc(cc1)S([O-])(=O)=O)c(O)cc2O)cc3
InChl:
InChI=1S/C18H14N4O8S2.2Na/c23-17-10-18(24)16(22-20-12-3-7-14(8-4-12)32(28,29)30)9-15(17)21-19-11-1-5-13(6-2-11)31(25,26)27;;/h1-10,23-24H,(H,25,26,27)(H,28,29,30);;/q;2*+1/p-2/b21-19+,22-20+;;
Structural formula:
Chemical structure

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