Reaction products of diazotised 2-amino-5-{[2-(sulfooxy)ethyl]sulfonyl}benzenesulfonic acid coupled with 4-amino-5-hydroxynaphthalene-2,7-disulfonic acid under acidic conditions, further coupled with diazotised reaction products of 2,4,6-trifluoro-1,3,5-triazine with 2-[(2-anilinoethyl)sulfonyl]ethyl hydrogen sulfate and 2,4-diaminobenzenesulfonic acid (1:1:1) under alkaline conditions, potassium sodium salts

Reference substances

IUPAC name:

4-amino-6-[(E)-2-{5-[(4-{[2-(ethenesulfonyl)ethyl](phenyl)amino}-6-hydroxy-1,3,5-triazin-2-yl)amino]-2-sulfophenyl}diazen-1-yl]-5-hydroxy-3-[(E)-2-[4-(2-hydroxyethanesulfonyl)-2-sulfophenyl]diazen-1-yl]naphthalene-2,7-disulfonic acid

Molecular and structural information

Molecular formula:

C37H34N10O19S6

Molecular weight:

1 115.1

SMILES notation:

NC1=C(\N=N\C2=C(C=C(C=C2)S(=O)(=O)CCO)S(O)(=O)=O)C(=CC2=CC(=C(\N=N\C3=C(C=CC(NC4=NC(O)=NC(=N4)N(CCS(=O)(=O)C=C)C4=CC=CC=C4)=C3)S(O)(=O)=O)C(O)=C12)S(O)(=O)=O)S(O)(=O)=O

Structural formula: