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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Reference substances

Reference substances

Currently viewing:
IUPAC name:
4,4'-((1E,1'E)-(4,6-dihydroxy-1,3-phenylene)bis(diazene-2,1-diyl))bis(naphthalene-1-sulfonic acid)

Inventory

Synonyms

Molecular and structural information

Molecular formula:
C26H18N4O8S2
Molecular weight:
578.573
SMILES notation:
O=S(=O)(O)c5ccc(/N=N/c3cc(/N=N/c1ccc(c2ccccc12)S(=O)(=O)O)c(O)cc3O)c4ccccc45
InChl:
InChI=1S/C26H18N4O8S2/c31-23-14-24(32)22(30-28-20-10-12-26(40(36,37)38)18-8-4-2-6-16(18)20)13-21(23)29-27-19-9-11-25(39(33,34)35)17-7-3-1-5-15(17)19/h1-14,31-32H,(H,33,34,35)(H,36,37,38)/b29-27+,30-28+
Structural formula:
Chemical structure

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