C.I. Acid orange 12

Base Information

• Chemical Name: C.I. Acid orange 12
• CAS No.: 23481-33-6
• Molecular Formula: C16H12 N2 O4 S
• Molecular Weight: 328.348
• UNII: XSM663B95F
• Nikkaji Number: J1.908.616J,J641.460E
• ChEMBL ID: CHEMBL2009633
• Mol file: 23481-33-6.mol

Synonyms:1-phenylazo-2-naphthol-6-sulfonic acid;acid orange 12;C.I. acid orange 12;orange RN

Chemical Property of C.I. Acid orange 12

Chemical Property:

• Boiling Point: °Cat760mmHg
• Flash Point: °C
• Density: 1.43g/cm³
• XLogP3: 3.3
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 6
• Rotatable Bond Count: 3
• Exact Mass: 328.05177804
• Heavy Atom Count: 23
• Complexity: 525

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC=C(C=C1)N=NC2=C(C=CC3=C2C=CC(=C3)S(=O)(=O)O)O

Technology Process of C.I. Acid orange 12

There total 4 articles about C.I. Acid orange 12 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: 85.7%

2-naphthol-6-sulfonic acid (93-01-6) + aniline (62-53-3) → 6-hydroxy-5-phenylazo-naphthalene-2-sulfonic acid (23481-33-6)

Guidance literature:

aniline; With hydrogenchloride; sodium nitrite; In water; at 0 - 5 ℃; for 0.25h;

2-naphthol-6-sulfonic acid; With sodium carbonate; sodium hydroxide; In water; at 0 - 20 ℃; for 1.5h; pH=10;

DOI:10.1007/s11164-012-0793-5

Reference yield:

benzenediazonium nitrate (619-97-6) + 2-naphthol-6-sulfonic acid (93-01-6) → 6-hydroxy-5-phenylazo-naphthalene-2-sulfonic acid (23481-33-6)

Guidance literature:

DOI:10.1109/20.908952

Reference yield:

benzenediazonium (2684-02-8) + 2-naphthol-6-sulfonic acid (93-01-6) → 6-hydroxy-5-phenylazo-naphthalene-2-sulfonic acid (23481-33-6)

Guidance literature:

beim Behandeln von Benzoldiazoniumsalz;

DOI:10.1109/20.908952

upstream raw materials:

benzenediazonium

2-naphthol-6-sulfonic acid

benzenediazonium nitrate

benzene diazonium chloride

Downstream raw materials:

5-amino-6-hydroxy-2-naphthalenesulphonic acid

oxalic acid

maleic acid

Glyoxilic acid