Synonyms:

2,2’-(1,2-ethenediyl)bis[5-[(4-hydroxyphenyl)azo]-benzenesulfonicacidisod;Benzenesulfonicacid,2,2’-(1,2-ethenediyl)bis[5-(4-hydroxyphenyl)azo]-,disodiumsalt;Brillantyellow;BRILLIANT YELLOW;BRILLIANT YELLOW SODIUM SALT;DIRECT YELLOW 4;sodium 4,4'-bis(p-hydroxyphenylazo)-2,2'-vinylenedibenzenesulphonate;DIRECT YELLOW

Canonical SMILES: C1=CC(=O)C=CC1=NNC2=CC(=C(C=C2)C=CC3=C(C=C(C=C3)NN=C4C=CC(=O)C=C4)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]

HS Code: 32041400

Melting Point: >250°C

Appearance: powder

Safety Statements: 22-24/25

WGK Germany: 3