Azo fuchsine

Base Information

• Chemical Name: Azo fuchsine
• CAS No.: 3567-66-6
• Deprecated CAS: 64553-75-9
• Molecular Formula: C₁₆H₁₀N₃O₇S₂*3Na
• Molecular Weight: 489.373
• European Community (EC) Number: 222-656-9
• UNII: 9DBA0SBB0L
• DSSTox Substance ID: DTXSID1044562
• Nikkaji Number: J1.325.804J
• Wikipedia: D%26C_Red_33,D&C_Red_33
• Wikidata: Q5203006
• NCI Thesaurus Code: C71663
• RXCUI: 1310601
• Mol file: 3567-66-6.mol

Synonyms:5-amino-4-hydroxy-3-(phenylazo)-2,7-naphthalenedisulfonic acid;acid red 33;azo fuchsine;azofuchsine;D and C Red #33;D and C Red No. 33;D.C. Red No. 33

Chemical Property of Azo fuchsine

Chemical Property:

• Appearance/Colour: solid
• Melting Point: decomposes below the melting point
• Refractive Index: 1.747
• Boiling Point: °Cat760mmHg
• Flash Point: °C
• PSA: 202.13000
• Density: g/cm³
• LogP: 5.09400
• Water Solubility.: 54.45g/L at 26℃
• Hydrogen Bond Donor Count: 2
• Hydrogen Bond Acceptor Count: 10
• Rotatable Bond Count: 2
• Exact Mass: 466.98338061
• Heavy Atom Count: 30
• Complexity: 757

Purity/Quality:

99.9% ^*data from raw suppliers

Acid Red 33 analytical standard ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Total 1 MSDS from other Authors

Useful:

• Canonical SMILES: C1=CC=C(C=C1)N=NC2=C(C3=C(C=C(C=C3C=C2S(=O)(=O)[O-])S(=O)(=O)[O-])N)O.[Na+].[Na+]

Technology Process of Azo fuchsine

There total 1 articles about Azo fuchsine 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-amino-5-hydroxy-2,7-naphthalenedisulfonic acid (90-20-0) + aniline (62-53-3) → C16H10N3O7S2(3-)*3Na(1+) (3567-66-6,47587-74-6)

Guidance literature:

With hydrogenchloride; aminosulfonic acid; sodium hydrogencarbonate; sodium nitrite; Multistep reaction; 1) EtOH, H₂O, 5 min;

DOI:10.1021/ac00241a049

upstream raw materials:

4-amino-5-hydroxy-2,7-naphthalenedisulfonic acid

aniline

Refernces