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Reference substances

Reference substances

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General information

Inventory

EC number:
233-439-3
EC name:
Disodium 4,4'-bis(2-hydroxynaphthalen-1-ylazo)biphenyl-2,6'-disulphonate
CAS number:
10169-02-5

No inventory information available

Reference substance information

IUPAC name:
disodium 4,4'-bis(2-hydroxynaphthalen-1-ylazo)biphenyl-2,6'-disulphonate

CAS information

CAS number:
10169-02-5

Molecular and structural information

Molecular formula:
C32H20N4Na2O8S2
Molecular weight:
ca. 698.63
SMILES notation:
[Na+].[Na+].Oc6ccc1ccccc1c6/N=N/c2ccc(c(c2)S([O-])(=O)=O)c3ccc(cc3S([O-])(=O)=O)/N=N/c4c5ccccc5ccc4O
InChl:
InChI=1S/C32H22N4O8S2.2Na/c37-27-15-9-19-5-1-3-7-23(19)31(27)35-33-21-11-13-25(29(17-21)45(39,40)41)26-14-12-22(18-30(26)46(42,43)44)34-36-32-24-8-4-2-6-20(24)10-16-28(32)38;;/h1-18,37-38H,(H,39,40,41)(H,42,43,44);;/q;2*+1/p-2/b35-33+,36-34+;;
Structural formula:
Chemical structure