1-Naphthol-4,8-disulfonic acid

Base Information

• Chemical Name: 1-Naphthol-4,8-disulfonic acid
• CAS No.: 117-56-6
• Molecular Formula: C10H8 O7 S2
• Molecular Weight: 304.301
• Hs Code.: 2908999090
• European Community (EC) Number: 204-197-6
• NSC Number: 8629
• UNII: L6O8AVH6FU
• DSSTox Substance ID: DTXSID30151655
• Nikkaji Number: J5.291D
• Wikidata: Q27282785
• Mol file: 117-56-6.mol

Synonyms:1-Naphthol-4,8-disulfonic acid;117-56-6;4-hydroxynaphthalene-1,5-disulfonic acid;Schoellkopf's acid;4-Hydroxynaphthalene-1,5-disulphonic acid;UNII-L6O8AVH6FU;L6O8AVH6FU;.alpha.-Naphtholdisulfonic acid S;NSC-8629;EINECS 204-197-6;.alpha.-Naphthol-4,8-disulfonic acid;4-Hydroxy-1,5-naphthalenedisulfonic acid;alpha-naphtholdisulfonic acid S;SCHEMBL2932464;DTXSID30151655;NSC8629;NSC 8629;1-hydroxynaphthalene-4,8-disulfonic acid;1-NAPHTHOL-4,8-DISULFONIC ACID [MI];Q27282785

Chemical Property of 1-Naphthol-4,8-disulfonic acid

Chemical Property:

• Boiling Point: °Cat760mmHg
• PKA: -0.42±0.40(Predicted)
• Flash Point: °C
• PSA: 145.73000
• Density: 1.816g/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:

98%,99%, ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC2=C(C=CC(=C2C(=C1)S(=O)(=O)O)O)S(=O)(=O)O

Technology Process of 1-Naphthol-4,8-disulfonic acid

There total 12 articles about 1-Naphthol-4,8-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:

4-aminonaphthalene-1,5-disulfonic acid (117-55-5) → 1-naphthol-4,8-disulfonic acid (117-56-6)

Guidance literature:

Diazotization_.und Verkochen;

Reference yield:

→ 1-naphthol-4,8-disulfonic acid (117-56-6)

Guidance literature:

With water;

Reference yield:

8-hydroxy-naphthalene-1-sulfonic acid (117-22-6) → 1-naphthol-4,8-disulfonic acid (117-56-6)

Guidance literature:

With sulfuric acid;

upstream raw materials:

8-hydroxy-naphthalene-1-sulfonic acid

4-aminonaphthalene-1,5-disulfonic acid

sulfuric acid

2,2-dioxo-2λ⁶-naphth[1,8-cd][1,2]oxathiol-6-sulfonic acid

Downstream raw materials:

1,8-dihydroxynaphthalene

4,5-dihydroxy-1-naphthalene-sulfonic acid

Refernces