2-Naphthalenesulfonic acid, 4-hydroxy-

Base Information

• Chemical Name: 2-Naphthalenesulfonic acid, 4-hydroxy-
• CAS No.: 3771-14-0
• Molecular Formula: C10H8 O4 S
• Molecular Weight: 224.237
• Hs Code.: 2908999090
• European Community (EC) Number: 223-212-7
• NSC Number: 37039
• DSSTox Substance ID: DTXSID2063181
• Nikkaji Number: J172.993D
• Wikidata: Q81990545
• Mol file: 3771-14-0.mol

Synonyms:4-hydroxynaphthalene-2-sulfonic acid;3771-14-0;2-Naphthalenesulfonic acid, 4-hydroxy-;1-Naphthol-3-sulfonic acid;1-Hydroxy-3-naphthalenesulfonic acid;1-Naphthol, 3-sulfo-;4-Hydroxynaphthalene-2-sulphonic acid;4-Hydroxy-2-naphthalenesulfonic acid;EINECS 223-212-7;NSC 37039;NSC37039;SCHEMBL589899;DTXSID2063181;NSC-37039;STK366967;AKOS005444191;D96388

Chemical Property of 2-Naphthalenesulfonic acid, 4-hydroxy-

Chemical Property:

• Boiling Point: °Cat760mmHg
• PKA: 0.15±0.40(Predicted)
• Flash Point: °C
• PSA: 82.98000
• Density: 1.549g/cm³
• LogP: 2.87290
• XLogP3: -0.2
• 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:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C2C(=C1)C=C(C=C2O)S(=O)(=O)O

Technology Process of 2-Naphthalenesulfonic acid, 4-hydroxy-

There total 16 articles about 2-Naphthalenesulfonic acid, 4-hydroxy- 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-Brom-tetralon-(1)-sulfonsaeure-(3) → 1-naphthol-3-sulfonic acid (3771-14-0)

Guidance literature:

With sodium acetate; phenylhydrazine;

Reference yield:

2-aminonaphthalene-6,8-disulfonate (86-65-7) → 1-naphthol-3-sulfonic acid (3771-14-0)

Guidance literature:

Multi-step reaction with 3 steps

1: potash / 200 - 280 °C

2: Reaktion ueber mehrere Stufen

3: CuSO₄; water

With water; potassium carbonate; copper(II) sulfate;

Reference yield:

→ 1-naphthol-3-sulfonic acid (3771-14-0)

Guidance literature:

With water;

upstream raw materials:

ethanol

8-hydroxy-6-sulfo-naphthalene-2-diazonium-betaine

6-amino-4-hydroxy-2-naphthalenesulfonic acid

8-hydroxy-naphthalene-1,6-disulfonic acid

Downstream raw materials:

4-hydroxy-3-(4-nitro-phenylazo)-naphthalene-2-sulfonic acid

4-hydroxy-1-(4-nitro-phenylazo)-naphthalene-2-sulfonic acid

3-(4-chloro-phenylazo)-4-hydroxy-naphthalene-2-sulfonic acid

C₃₁H₂₆N₂O₅S

Refernces

• 1、 -. "Process for aryl-quinone and aryl-naphthoquinone diazide sulfonic acids". . . Retrieved 2008/06/13.