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Reference substances

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IUPAC name:
[2-[4-[(2,6-dihydroxyphenyl)azo]anilino]-5-nitro-phenyl]sulfonyloxysodium

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Synonyms

Molecular and structural information

Molecular formula:
C18H13N4NaO7S
Molecular weight:
452.37
SMILES notation:
Oc1cccc(O)c1\N=N\c2ccc(Nc3ccc(cc3S(=O)(=O)O[Na])[N+](=O)[O-])cc2
InChl:
InChI=1S/C18H14N4O7S.Na/c23-15-2-1-3-16(24)18(15)21-20-12-6-4-11(5-7-12)19-14-9-8-13(22(25)26)10-17(14)30(27,28)29;/h1-10,19,23-24H,(H,27,28,29);/q;+1/p-1/b21-20+;
Structural formula:
Chemical structure

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