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Reference substances

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IUPAC name:
Constituent 4 of Acid Brown 188:1

Inventory

Synonyms

Molecular and structural information

Molecular formula:
C25H18N4Na2O10S2
Molecular weight:
ca. 644.54
SMILES notation:
[Na+].[Na+].O=S([O-])(=O)c4ccc(/N=N/c3cc(Cc2c(/N=N/c1ccc(cc1)S([O-])(=O)=O)cc(O)cc2O)c(O)cc3O)cc4
InChl:
InChI=1S/C25H20N4O10S2.2Na/c30-17-11-21(28-26-15-1-5-18(6-2-15)40(34,35)36)20(24(32)12-17)9-14-10-22(25(33)13-23(14)31)29-27-16-3-7-19(8-4-16)41(37,38)39;;/h1-8,10-13,30-33H,9H2,(H,34,35,36)(H,37,38,39);;/q;2*+1/p-2/b28-26+,29-27+;;
Structural formula:
Chemical structure

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