Benzidine sulfate

Base Information

• Chemical Name: Benzidine sulfate
• CAS No.: 531-86-2
• Molecular Formula: C12H12N2•H2O4S
• Molecular Weight: 282.32
• Hs Code.: 2921590090
• European Community (EC) Number: 244-236-4,208-520-1
• NSC Number: 148333
• UNII: 7T261S779O
• Wikidata: Q26841190
• Mol file: 531-86-2.mol

Synonyms:BENZIDINE SULFATE;531-86-2;21136-70-9;4-(4-aminophenyl)aniline;sulfuric acid;Benzidine, sulfate (1:1);(1,1'-Biphenyl)-4,4'-diamine, sulfate (1:1);NSC-148333;UNII-7T261S779O;7T261S779O;C12H12N2.H2O4S;SCHEMBL866543;4,4'-Diaminodiphenylene sulfate;WLN: ZR DR DZ &S-O4;[1,4'-diamine, sulfate (1:1);EINECS 244-236-4;NSC148333;AKOS015916693;C12-H12-N2.H2-O4-S;FT-0622669;Q26841190;F2179-0002

Chemical Property of Benzidine sulfate

Chemical Property:

• Vapor Pressure: 2.5E-05mmHg at 25°C
• Melting Point: 120oC
• Refractive Index: 1.6930 (estimate)
• Boiling Point: 358.7°Cat760mmHg
• Flash Point: 203.5°C
• PSA: 135.02000
• Density: 1.156g/cm³
• LogP: 4.10840
• Hydrogen Bond Donor Count: 4
• Hydrogen Bond Acceptor Count: 6
• Rotatable Bond Count: 1
• Exact Mass: 282.06742811
• Heavy Atom Count: 19
• Complexity: 227

Purity/Quality:

98% or more ^*data from raw suppliers

4,4'-biphenyldiaminesulfate ^*data from reagent suppliers

Safty Information:

• Pictogram(s): Poison by ingestion, skin absorption. A carcinogen.
• Hazard Codes: Poison by ingestion, skin absorption. A carcinogen.

MSDS Files:

SDS file from LookChem

Useful:

• Canonical SMILES: C1=CC(=CC=C1C2=CC=C(C=C2)N)N.OS(=O)(=O)O
• Uses: Organic synthesis.

Technology Process of Benzidine sulfate

There total 2 articles about Benzidine sulfate 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:

p,p'-diaminobiphenyl (92-87-5) → benzidine; bis sulfate (531-86-2,21136-70-9)

Guidance literature:

With sulfuric acid;

Reference yield:

p,p'-diaminobiphenyl (92-87-5) → benzidine; sulfate (531-86-2,21136-70-9)

Guidance literature:

With sulfuric acid;

Reference yield:

benzidine; sulfate (531-86-2) → 3,7-dibenzothiophenediamine, 5,5-dioxide (6259-19-4)

Guidance literature:

upstream raw materials:

p,p'-diaminobiphenyl

Downstream raw materials:

2-nitro-benzidine

3,7-dibenzothiophenediamine, 5,5-dioxide