CAS: 74543-21-8 - sodium hydrogen 4-aminoazobenzene-3,4'-disulphonate

Formula: C₁₂H₉N₃NaO₆S₂

InChI: InChI=1S/C12H11N3O6S2.Na/c13-11-6-3-9(7-12(11)23(19,20)21)15-14-8-1-4-10(5-2-8)22(16,17)18;/h1-7H,13H2,(H,16,17,18)(H,19,20,21);

InChI key: InChIKey=MDQQLIJKUMAGKB-UHFFFAOYSA-N

SMILES: [Na].O=S(=O)(O)C1=CC=C(N=NC2=CC=C(N)C(=C2)S(=O)(=O)O)C=C1

Synonyms:

• Benzenesulfonic acid, 2-amino-5-[(4-sulfophenyl)azo]-, monosodium salt
• Benzenesulfonic acid, 2-amino-5-[2-(4-sulfophenyl)diazenyl]-, sodium salt (1:1)
• Sodium 2-Amino-5-(4-Sulfonatophenyl)Azo-Benzenesulfonate

Benzenesulfonic acid, 2-amino-5-[(4-sulfophenyl)azo]-, monosodiumsalt

CAS: 74543-21-8

• Formula: C₂₄H₂₀N₆Na₂O₁₂S₄
• Purity: Dye content 90 %
• Molecular weight: 758.6881

Acid Yellow 9 monosodium salt

CAS: 74543-21-8

Acid Yellow 9 monosodium salt (Hydrogen 4-aminoazobenzene-3,4'-disulphonate (sodium salt)) is an azo dye, degraded by …

• Formula: C₁₂H₁₀N₃NaO₆S₂
• Purity: 99.64%
• Color and Shape: Solid
• Molecular weight: 379.34

4-Amino-1,1'-azobenzene-3,4'-disulfonic acid monosodium

CAS: 74543-21-8

4-Amino-1,1'-azobenzene-3,4'-disulfonic acid monosodium is a synthetic compound that can be used for different purposes. It …

• Formula: C₁₂H₁₁N₃O₆S₂•Na
• Purity: Min. 95%
• Color and Shape: Powder
• Molecular weight: 380.35 g/mol