5-Hydroxynaphthalene-1-sulfonic acid

Base Information

• Chemical Name: 5-Hydroxynaphthalene-1-sulfonic acid
• CAS No.: 117-59-9
• Molecular Formula: C10H8O4S
• Molecular Weight: 224.237
• Hs Code.: 2908999090
• European Community (EC) Number: 204-199-7
• DSSTox Substance ID: DTXSID0059459
• Nikkaji Number: J95.585J
• Wikidata: Q63396286
• Mol file: 117-59-9.mol

Synonyms:117-59-9;5-hydroxynaphthalene-1-sulfonic acid;1-Naphthol-5-sulfonic acid;5-Hydroxy-naphthalene-1-sulfonic acid;5-Hydroxynaphthalene-1-sulphonic acid;1-Naphthalenesulfonic acid, 5-hydroxy-;1-Naphthol-5-Sulfonicacid;EINECS 204-199-7;5-hydroxy-1-naphthalenesulfonic acid;MFCD00065326;SCHEMBL464971;DTXSID0059459;AC-509;STK370832;AKOS000520619;SB30977;AS-14387;SY042648;CS-0130291;FT-0608114;EN300-123069;F14869;A803795;W-108562;Q63396286

Chemical Property of 5-Hydroxynaphthalene-1-sulfonic acid

Chemical Property:

• Appearance/Colour: off-white to reddish paste
• Melting Point: 110~112 °C
• Refractive Index: 1.703
• PKA: 0.26±0.40(Predicted)
• PSA: 82.98000
• Density: 1.549 g/cm³
• LogP: 2.87290
• Storage Temp.: Sealed in dry,Room Temperature
• XLogP3: 0.9
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 4
• Rotatable Bond Count: 1
• Exact Mass: 224.01432991
• Heavy Atom Count: 15
• Complexity: 319

Purity/Quality:

1-Naphthol-5-sulfonicAcid ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xn
• Hazard Codes: Xn

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC2=C(C=CC=C2S(=O)(=O)O)C(=C1)O

Technology Process of 5-Hydroxynaphthalene-1-sulfonic acid

There total 12 articles about 5-Hydroxynaphthalene-1-sulfonic 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:

1-aminonaphthalene-5-sulfonic acid (84-89-9) + furan-2,3,5(4H)-trione pyridine (1:1) → 5-amino-1-naphthol (83-55-6) + 1-hydroxynaphthalene-5-sulphonic acid (117-59-9) + 1,5-dihydroxynaphthalene (83-56-7) + 1-amino-naphthalene (134-32-7)

Guidance literature:

at 220 - 300 ℃; im Autoklaven;

Reference yield:

→ 1-hydroxynaphthalene-5-sulphonic acid (117-59-9)

Guidance literature:

With sodium hydroxide; water; at 260 ℃;

Reference yield:

→ 1-hydroxynaphthalene-5-sulphonic acid (117-59-9)

Guidance literature:

With sodium hydroxide; at 240 - 250 ℃;

upstream raw materials:

1-aminonaphthalene-5-sulfonic acid

5-chloronaphthalene-1-sulfonic acid

naphthalene-1,5-disulfonate

5-oxo-5,6,7,8-tetrahydro-naphthalene-1,7-disulfonic acid

Downstream raw materials:

α-naphthol

2-amino-1-naphthol

1,5-dihydroxynaphthalene

2,6-Dihydroxybenzoic acid

Refernces