Benzenesulfonic acid, 4-[2-(4-aminophenyl)diazenyl]-, sodium salt (1:1)
CAS Registry Number®
2491-71-6
CAS Name
Benzenesulfonic acid, 4-[2-(4-aminophenyl)diazenyl]-, sodium salt (1:1)Molecular Formula
C12H11N3O3S.NaCite this Page
Benzenesulfonic acid, 4-[2-(4-aminophenyl)diazenyl]-, sodium salt (1:1). CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/detail?cas_rn=2491-71-6 (retrieved ) (CAS RN: 2491-71-6). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Compound Properties
Melting Point (1)
>250 °C
Source(s)
Other Names and Identifiers
InChI
InChI=1S/C12H11N3O3S.Na/c13-9-1-3-10(4-2-9)14-15-11-5-7-12(8-6-11)19(16,17)18;/h1-8H,13H2,(H,16,17,18);
InChIKey
InChIKey=SMMDDIFMWRXWHJ-UHFFFAOYSA-N
SMILES
N(=NC1=CC=C(N)C=C1)C2=CC=C(S(=O)(=O)O)C=C2.[Na]
Canonical SMILES
[Na].O=S(=O)(O)C1=CC=C(N=NC2=CC=C(N)C=C2)C=C1
Other Names for this Substance
- Benzenesulfonic acid, 4-[2-(4-aminophenyl)diazenyl]-, sodium salt (1:1)
- C.I. Food Yellow 6
- C.I. Food Yellow 6, monosodium salt
- Benzenesulfonic acid, 4-[(4-aminophenyl)azo]-, monosodium salt
- Benzenesulfonic acid, p-(p-aminophenylazo)-, sodium salt
