4-((2-Hydroxy-1-naphthyl)azo)naphthalenesulphonic acid

Base Information

• Chemical Name: 4-((2-Hydroxy-1-naphthyl)azo)naphthalenesulphonic acid
• CAS No.: 18268-54-7
• Molecular Formula: C20H14 N2 O4 S
• Molecular Weight: 378.408
• Hs Code.: 2927000090
• European Community (EC) Number: 242-148-0
• DSSTox Substance ID: DTXSID2047010,DTXSID70859668
• Nikkaji Number: J266.087C
• Wikidata: Q27465005
• ChEMBL ID: CHEMBL122275
• Mol file: 18268-54-7.mol

Synonyms:18268-54-7;EINECS 242-148-0;4-((2-Hydroxy-1-naphthyl)azo)naphthalenesulphonic acid;4-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonic acid;4-[(2-hydroxynaphthalen-1-yl)diazenyl]naphthalene-1-sulfonic acid;4-[(E)-(2-Hydroxynaphthalen-1-Yl)diazenyl]naphthalene-1-Sulfonic Acid;1-Naphthalenesulfonic acid, 4-((2-hydroxy-1-naphthalenyl)azo)-;1-Naphthalenesulfonic acid, 4-[(2-hydroxy-1-naphthalenyl)azo]-;1-Naphthalenesulfonic acid, 4-(2-(2-hydroxy-1-naphthalenyl)diazenyl)-;Acid Red 88 parent;CHEMBL122275;SCHEMBL5701120;DTXSID2047010;SCHEMBL16490257;SCHEMBL19322466;DTXSID70859668;Acid Red 88 (C.I. 15620);4-[(2-hydroxy-1-naphthyl)azo]naphthalenesulphonicacid;Q27465005;4-(2-Hydroxy-1-naphthylazo)naphthalene-1-sulfonic acid;RE8

Chemical Property of 4-((2-Hydroxy-1-naphthyl)azo)naphthalenesulphonic acid

Chemical Property:

• Boiling Point: °Cat760mmHg
• Flash Point: °C
• PSA: 107.70000
• Density: 1.42g/cm³
• LogP: 6.44150
• XLogP3: 4.6
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 6
• Rotatable Bond Count: 3
• Exact Mass: 378.06742811
• Heavy Atom Count: 27
• Complexity: 647

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(=C2N=NC3=CC=C(C4=CC=CC=C43)S(=O)(=O)O)O

Technology Process of 4-((2-Hydroxy-1-naphthyl)azo)naphthalenesulphonic acid

There total 5 articles about 4-((2-Hydroxy-1-naphthyl)azo)naphthalenesulphonic 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: 60.0%

4-amino-1-naphthalenesufonic acid (84-86-6) + β-naphthol (135-19-3) → 4-(2-hydroxy-[1]naphthylazo)-naphthalene-1-sulfonic acid (18268-54-7)

Guidance literature:

With potassium hydrogensulfate; water; sodium nitrite; microwave irradiation;

DOI:10.1080/00397910008087094

Reference yield:

→ 4-(2-hydroxy-[1]naphthylazo)-naphthalene-1-sulfonic acid (18268-54-7)

Guidance literature:

diazotiert. 1-Amino-naphthalin-sulfonsaeure-(4), β-Naphthol;

Reference yield:

β-naphthol (135-19-3) → 4-(2-hydroxy-[1]naphthylazo)-naphthalene-1-sulfonic acid (18268-54-7)

Guidance literature:

in alkal. Loesung;

DOI:10.1109/20.908952

upstream raw materials:

4-amino-1-naphthalenesufonic acid

β-naphthol

Refernces