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

Base Information

• Chemical Name: 7-Hydroxy-8-[(4-sulphonaphthyl)azo]naphthalene-1,3-disulphonic acid
• CAS No.: 7244-14-6
• Molecular Formula: C20H14N2O10S3
• Molecular Weight: 538.537
• European Community (EC) Number: 230-648-1
• UNII: 7VIW11169Y
• DSSTox Substance ID: DTXSID70859749
• Nikkaji Number: J32.286E
• Wikidata: Q27891521
• ChEMBL ID: CHEMBL2007771
• Mol file: 7244-14-6.mol

Synonyms:7244-14-6;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;7VIW11169Y;EINECS 230-648-1;Neucoccin;7-Hydroxy-8-[(4-sulfonaphthalen-1-yl)diazenyl]naphthalene-1,3-disulfonic acid;Strawberry Red;Kayaku Acid Brilliant Scarlet 3R;Acid Scarlet 3R;Brilliant Scarlet 3R;Naphthalene Scarlet 4R;C.I. Food Red 7;C20H14N2O10S3;C20-H14-N2-O10-S3;1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-((4-sulfo-1-naphthalenyl)azo)-;1,3-Naphthalenedisulfonic acid, 7-hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-;SCHEMBL112109;UNII-7VIW11169Y;CHEMBL2007771;SCHEMBL14388568;SCHEMBL14739721;DTXSID70859749;E124 (Ion 2-);MFCD30471444;C.I. ACID RED 18 FREE ACID;C.I. ACID RED 18 (FREE ACID);E124;NCI60_003996;LS-194432;F15590;Q27891521;2-Hydroxy-(1,1'-azobisnaphthalene)-4',6,8-trisulfonic acid;7-hydroxy-8-(4-sulfonaphthylazo)-1,3-naphthalenedisulfonic acid;7-hydroxy-8-[(4-sulphonaphthyl)azo]naphthalene-1,3-disulphonicacid;7-HYDROXY-8-[(4-SULFONAPHTHYL)AZO]NAPHTHALENE-1,3-DISULFONIC ACID;(E)-7-Hydroxy-8-((4-sulfonaphthalen-1-yl)diazenyl)naphthalene-1,3-disulfonic acid;1,3-NAPHTHALENEDISULFONIC ACID, 7-HYDROXY-8-(2-(4-SULFO-1-NAPHTHALENYL)DIAZENYL)-;7-HYDROXY-8-(2-(4-SULFO-1-NAPHTHALENYL)DIAZENYL)-1,3-NAPHTHALENEDISULFONIC ACID;7-hydroxy-8-[(1E)-2-(4-sulfonaphthalen-1-yl)diazen-1-yl]naphthalene-1,3-disulfonic acid;7-Hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-1,3-naphthalenedisulfonic acid, 9CI;7-hydroxy-8-[2-(4-sulfonaphthalen-1-yl)diazen-1-yl]naphthalene-1,3-disulfonic acid

Chemical Property of 7-Hydroxy-8-[(4-sulphonaphthyl)azo]naphthalene-1,3-disulphonic acid

Chemical Property:

• PSA: 229.71000
• Density: 1.79g/cm³
• LogP: 5.30740
• XLogP3: 2.1
• Hydrogen Bond Donor Count: 4
• Hydrogen Bond Acceptor Count: 12
• Rotatable Bond Count: 5
• Exact Mass: 537.98105817
• Heavy Atom Count: 35
• Complexity: 1120

Purity/Quality:

98%Min ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical 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

Technology Process of 7-Hydroxy-8-[(4-sulphonaphthyl)azo]naphthalene-1,3-disulphonic acid

There total 1 articles about 7-Hydroxy-8-[(4-sulphonaphthyl)azo]naphthalene-1,3-disulphonic acid which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield:

2-naphthol-6,8-disulfonic acid (118-32-1) + 4-sulfo-naphthalene-1-diazonium-betaine (83702-86-7) → Neucoccin (7244-14-6)

Guidance literature:

With alkali;

upstream raw materials:

2-naphthol-6,8-disulfonic acid

4-sulfo-naphthalene-1-diazonium-betaine