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Reference substances

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IUPAC name:
Disodium 6-hydroxy-5-[(4-sulphonatophenyl)azo]naphthalene-2-sulphonate

Inventory

EC number:
220-491-7
EC name:
Disodium 6-hydroxy-5-[(4-sulphonatophenyl)azo]naphthalene-2-sulphonate
CAS number:
2783-94-0
CAS number:
2783-94-0
Synonyms
Names:
Identifier:
Colour Index
CI 15985

Molecular and structural information

Molecular formula:
C16H12N2O7S2.2Na
Molecular weight:
452.374
SMILES notation:
c12c(cc(S(=O)(=O)[O-])cc2)ccc(c1\N=N\c1ccc(S(=O)(=O)[O-])cc1)O.[Na+].[Na+]
InChl:
1S/C16H12N2O7S2.2Na/c19-15-8-1-10-9-13(27(23,24)25)6-7-14(10)16(15)18-17-11-2-4-12(5-3-11)26(20,21)22;;/h1-9,19H,(H,20,21,22)(H,23,24,25);;/q;2*+1/p-2/b18-17+;;
Structural formula:
Chemical structure

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