Registration Dossier

Reference substances

Reference substances

Currently viewing:

General information

Inventory

No inventory information available

Reference substance information

IUPAC name:
tetrasodium 7-amino-4-hydroxy-3-[(E)-2-{2-methoxy-5-methyl-4-[2-(sulfonatooxy)ethanesulfonyl]phenyl}diazen-1-yl]-8-[(E)-2-{2-sulfonato-4-[2-(sulfonatooxy)ethanesulfonyl]phenyl}diazen-1-yl]naphthalene-2-sulfonate
Synonyms
Names:
2-Naphthalenesulfonic acid, 7-amino-4-hydroxy-3-[[2-methoxy-5-methyl-4-[[2-(sulfooxy)ethyl]sulfonyl] phenyl]azo]-8-[[2-sulfo-4-[[2-(sulfooxy)ethyl]sulfonyl]phenyl]azo]-, tetrasodium salt

CAS information

CAS number:
503155-49-5

Molecular and structural information

Molecular formula:
C28H25N5Na4O20S6
Molecular weight:
1 035.87
SMILES notation:
Cc1cc(N=Nc2c(S(=O)(=O)O{-}.[Na]{+})cc3c(ccc(N)c3N=Nc3ccc(S(=O)(=O)CCOS(=O)(=O)O{-}.[Na]{+})cc3S(=O)(=O)O{-}.[Na]{+})c2O)c(OC)cc1S(=O)(=O)CCOS(=O)(=O)O{-}.[Na]{+}
Structural formula:
Chemical structure