4-Aminoazobenzene-3,4'-disulfonic acid

Base Information

• Chemical Name: 4-Aminoazobenzene-3,4'-disulfonic acid
• CAS No.: 101-50-8
• Molecular Formula: C12H11N3O6S2
• Molecular Weight: 357.368
• Hs Code.: 2927000090
• European Community (EC) Number: 202-947-7
• NSC Number: 57606
• UNII: 2ZQE5CCH2H
• DSSTox Substance ID: DTXSID6059231
• Nikkaji Number: J54.503A
• Wikidata: Q26840783,Q27158916
• ChEMBL ID: CHEMBL2172377
• Mol file: 101-50-8.mol

Synonyms:4-Aminoazobenzene-3,4'-disulfonic acid;101-50-8;4-Amino-3,4'-disulfoazobenzene;4-Aminoazobenzene-3,4'-disulphonic acid;NSC 57606;EINECS 202-947-7;2ZQE5CCH2H;4-(4-Amino-3-sulfophenylazo)benzenesulfonic acid;BRN 0711063;2-amino-5-[(4-sulfophenyl)diazenyl]benzenesulfonic acid;Benzenesulfonic acid, 2-amino-5-((4-sulfophenyl)azo)-;Azobenzene-3,4'-disulfonic acid, 4-amino-;Benzenesulfonic acid, 6-amino-3,4'-azodi-;Kyselina 4-aminoazobenzen-3,4'-disulfonova;CHEBI:86124;Kyselina 4-aminoazobenzen-3,4'-disulfonova [Czech];NSC-57606;4-Aminoazobenzene-3,4'-disulfonicacid;Benzenesulfonic acid, 2-amino-5-[(4-sulfophenyl)azo]-;Benzenesulfonic acid, 4-((4-amino-3-sulfophenyl)azo)-;4-16-00-00595 (Beilstein Handbook Reference);Benzenesulfonic acid, 4-(4-amino-3-sulfophenylazo)-;Benzenesulfonic acid, 2-amino-5-(2-(4-sulfophenyl)diazenyl)-;Benzenesulfonic acid, 4-[(4-amino-3-sulfophenyl)azo]-;UNII-2ZQE5CCH2H;Azobenzene-3, 4-amino-;NCIOpen2_007520;PAAB 3,4 DSA;SCHEMBL110923;4-[(4-Amino-3-sulfophenyl)azo]benzenesulfonic acid;Benzenesulfonic acid,4'-azodi-;CHEMBL2172377;DTXSID6059231;WLN: WSQR BZ ENUNR DSWQ;2-AMINO-5-[(4-SULFOPHENYL)AZO]-BENZENESULFONIC ACID;4-Amino-3,4/'-disulfoazobenzene;NSC57606;AKOS015900159;4-Amino azobenzene 3,4 disulfonic acid;p-Amino Azobenzene 3,4 Disulfonic Acid;4-Aminoazobenzene-3,4/'-disulfonic acid;4-aminoazobenzene-3,4\'-disulfonic acid;4-AMINOAZOBENZENE3,4DISULFONICACID;LS-31760;4-aminoazobenzene-3,4' -disul-phonic acid;Acide amino-4 azobenzne-3,4' disulfonique;(E)-4-aminoazobenzene-3,4'-disulfonic acid;FT-0617547;4-amino-1,1'-azobenzene-3,4'-disulfonic acid;2-amino-5-(4-sulfophenyl)azobenzenesulfonic acid;p-Aminoazobenzene-3,4'-Disulfonic Acid Sodium Salt;W-108913;Q26840783;Q27158916;2-Amino-5-[2-(4-sulfophenyl)diazenyl]benzenesulfonic acid;(E)-2-amino-5-((4-sulfophenyl)diazenyl)benzenesulfonic acid;2-amino-5-[(E)-(4-sulfophenyl)diazenyl]benzenesulfonic acid

Chemical Property of 4-Aminoazobenzene-3,4'-disulfonic acid

Chemical Property:

• Appearance/Colour: white powder
• Vapor Pressure: 0Pa at 25℃
• Melting Point: 13°C
• Refractive Index: 1.6390 (estimate)
• Boiling Point: 103 °C
• PKA: -1.13±0.50(Predicted)
• Flash Point: 5°C
• PSA: 176.24000
• Density: 1.7 g/cm³
• LogP: 4.92040
• Water Solubility.: 1000g/L at 25℃
• XLogP3: 0.2
• Hydrogen Bond Donor Count: 3
• Hydrogen Bond Acceptor Count: 9
• Rotatable Bond Count: 4
• Exact Mass: 357.00892743
• Heavy Atom Count: 23
• Complexity: 629

Purity/Quality:

99.9% ^*data from raw suppliers

4-Aminoazobenzene-3,4'-disulfonicacid ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Xi,F
• Hazard Codes: Xi,F

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC(=CC=C1N=NC2=CC(=C(C=C2)N)S(=O)(=O)O)S(=O)(=O)O
• Uses: 4-Aminoazobenzene-3,4''-disulfonic Acid is used in the synthesis of novel acid dyes with a coumarin moiety.

Technology Process of 4-Aminoazobenzene-3,4'-disulfonic acid

There total 9 articles about 4-Aminoazobenzene-3,4'-disulfonic 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:

4-phenylazoaniline hydrochloride (3457-98-5) → 4-aminoazobenzene-3,4'-disulfonic acid (101-50-8) + 4'-aminoazobenzene-4-sulfonic acid (104-23-4)

Guidance literature:

With sulfuric acid; at 90 - 100 ℃;

Reference yield:

4'-aminoazobenzene-4-sulfonic acid (104-23-4) → 4-aminoazobenzene-3,4'-disulfonic acid (101-50-8)

Guidance literature:

With sulfuric acid; at 100 ℃;

Reference yield:

→ 4-aminoazobenzene-3,4'-disulfonic acid (101-50-8) + 4'-aminoazobenzene-4-sulfonic acid (104-23-4)

Guidance literature:

With sulfuric acid; sulfur trioxide; at 30 - 35 ℃;

upstream raw materials:

4-phenylazoaniline hydrochloride

4'-aminoazobenzene-4-sulfonic acid

sulfuric acid

aniline yellow

Downstream raw materials:

C₁₉H₁₇N₅O₆S₂

2,5-diaminobenzenesulfonic acid

4-aminobenzene sulfonic acid

azobenzene-3,4'-disulfonic acid