8-Hydroxynaphthalene-1,6-disulfonic acid

Base Information

• Chemical Name: 8-Hydroxynaphthalene-1,6-disulfonic acid
• CAS No.: 117-43-1
• Molecular Formula: C10H8O7S2
• Molecular Weight: 304.301
• Hs Code.: 2908999090
• European Community (EC) Number: 204-189-2
• NSC Number: 8628
• DSSTox Substance ID: DTXSID0059455
• Nikkaji Number: J173.040A
• Wikidata: Q72480578
• ChEMBL ID: CHEMBL4598263
• Mol file: 117-43-1.mol

Synonyms:8-hydroxynaphthalene-1,6-disulfonic acid;117-43-1;1-Naphthol-3,8-disulfonic acid;Disulfo Acid E;Andresen's Acid;8-Hydroxynaphthalene-1,6-disulphonic acid;C10H8O7S2;1,6-Naphthalenedisulfonic acid, 8-hydroxy-;1-Naphthol, 3,8-disulfo-;1-Hydroxynaphthalene-3,8-disulfonic acid;NSC 8628;EINECS 204-189-2;4-Hydroxy-2,5-naphthalenedisulfonic acid;8-hydroxy-1,6-naphthalenedisulfonic acid;1-Naphthol,8-disulfo-;SCHEMBL465011;CHEMBL4598263;DTXSID0059455;NSC8628;NSC-8628;MFCD00035718;STL426769;AKOS015904618;8-hydroxynaphthalene-1,6-disulfonicacid;1-Hydroxy-3,8-naphthalenedisulfonic acid;DS-16638;CS-0367528;FT-0631669;A893354

Chemical Property of 8-Hydroxynaphthalene-1,6-disulfonic acid

Chemical Property:

• Refractive Index: 1.725
• Boiling Point: 111 °C (0.2 mmHg)
• Flash Point: >230°F
• PSA: 145.73000
• Density: 1.816 g/cm³
• LogP: 3.20040
• XLogP3: 0.3
• Hydrogen Bond Donor Count: 3
• Hydrogen Bond Acceptor Count: 7
• Rotatable Bond Count: 2
• Exact Mass: 303.97114494
• Heavy Atom Count: 19
• Complexity: 527

Purity/Quality:

99% min ^*data from raw suppliers

8-Hydroxynaphthalene-1,6-disulphonicAcid ^*data from reagent suppliers

Safty Information:

• Pictogram(s): C
• Hazard Codes: C

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC2=CC(=CC(=C2C(=C1)S(=O)(=O)O)O)S(=O)(=O)O
• Uses: Azo-dye intermediate.

Technology Process of 8-Hydroxynaphthalene-1,6-disulfonic acid

There total 6 articles about 8-Hydroxynaphthalene-1,6-disulfonic 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:

→ 8-hydroxy-naphthalene-1,6-disulfonic acid (117-43-1)

Guidance literature:

With water; at 180 ℃;

Reference yield:

1-naphthylamine-3,8-disulfonic acid (129-91-9) → 8-hydroxy-naphthalene-1,6-disulfonic acid (117-43-1)

Guidance literature:

Diazotization_.Verkochen der Diazoverbindung mit schwefelsaeurehaltigem Wasser und Behandeln der sauren Fluessigkeit mit Kalk;

Reference yield:

water (7732-18-5) + 8-amino-naphthalene-1,6-disulfonic acid ; acidic sodium salt → 8-hydroxy-naphthalene-1,6-disulfonic acid (117-43-1)

Guidance literature:

at 180 ℃; im geschlossenen Gefaess;

upstream raw materials:

1-naphthylamine-3,8-disulfonic acid

sulfuric acid

2,2-dioxo-2λ⁶-naphth[1,8-cd][1,2]oxathiol-7-sulfonic acid

water

Downstream raw materials:

7-[4-(4,6-dimethyl-benzothiazol-2-yl)-2-methyl-phenylazo]-8-hydroxy-naphthalene-1,6-disulfonic acid ; sodium salt

1-naphthol-3-sulfonic acid