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Reference substances

Reference substances

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General information

Inventory

No inventory information available

Reference substance information

IUPAC name:
disodium 5-[(1E)-2-(2,6- dihydroxy-3-[(1E)-2-(5-sulfonaphthalen -1-yl)diazen-1-yl]phenyl)diazen-1-yl]naphthalen-1-sulfonate

Molecular and structural information

Molecular formula:
C26H18N4Na2O8S2
Molecular weight:
ca. 624.553
SMILES notation:
[Na+].[Na+].[O-]S(=O)(=O)c5cccc4c5cccc4/N=N/c3c(O)ccc(/N=N/c2cccc1c2CC=CC1S([O-])(=O)=O)c3O
InChl:
1S/C26H20N4O8S2.2Na/c31-22-14-13-21(29-27-19-9-1-7-17-15(19)5-3-11-23(17)39(33,34)35)26(32)25(22)30-28-20-10-2-8-18-16(20)6-4-12-24(18)40(36,37)38;;/h1-4,6-14,23,31-32H,5H2,(H,33,34,35)(H,36,37,38);;/q;2*+1/p-2/b29-27+,30-28+;;
Structural formula:
Chemical structure