7-Hydroxy-8-[(4-sulphonaphthyl)azo]naphthalene-1,3-disulphonic acid, 95%

cas: 7244-14-6 — see every product listed under this CAS number, including other names

7-Hydroxy-8-[(4-sulphonaphthyl)azo]naphthalene-1,3-disulphonic acid, 95% (CAS 7244-14-6) is a chemical reagent available from Chemat. Available pack sizes: 1g, 250mg. Offered by: Combi-blocks.

• 2D
• 3D

7-hydroxy-8-[(4-sulfonaphthalen-1-yl)diazenyl]naphthalene-1,3-disulfonic acid (CAS 7244-14-6) is a chemical compound with the molecular formula C20H14N2O10S3 and a molecular weight of 538.5 g/mol. IUPAC name: 7-hydroxy-8-[(4-sulfonaphthalen-1-yl)diazenyl]naphthalene-1,3-disulfonic acid. InChIKey: JZGWEIPJUAIDHM-UHFFFAOYSA-N.

Identity

Molecular formula	C20H14N2O10S3
Molecular weight	538.5 g/mol
IUPAC name	7-hydroxy-8-[(4-sulfonaphthalen-1-yl)diazenyl]naphthalene-1,3-disulfonic acid
InChIKey	JZGWEIPJUAIDHM-UHFFFAOYSA-N
SMILES	C1=CC=C2C(=C1)C(=CC=C2S(=O)(=O)O)N=NC3=C(C=CC4=CC(=CC(=C43)S(=O)(=O)O)S(=O)(=O)O)O

Computed by PubChem (NCBI)

Synonyms: 7-hydroxy-8-[(4-sulphonaphthyl)azo]naphthalene-1,3-disulphonic acid, Ponceau 4R free acid, 7-Hydroxy-8-((4-sulphonaphthyl)azo)naphthalene-1,3-disulphonic acid, Coccine, Neucoccin, 7-Hydroxy-8-[(4-sulfonaphthalen-1-yl)diazenyl]naphthalene-1,3-disulfonic acid, Strawberry Red, Cochineal Red A, Kayaku Acid Brilliant Scarlet 3R, Acid Scarlet 3R

Isomers (same molecular formula)

3-hydroxy-4-[(4-sulfonaphthalen-1-yl)diazenyl]naphthalene-2,7-disulfonic acid C₂₀H₁₄N₂O₁₀S₃