4,4'-DIAMINOBIPHENYL-2,2'-DICARBOXYLIC ACID

Base Information

• Chemical Name: 4,4'-DIAMINOBIPHENYL-2,2'-DICARBOXYLIC ACID
• CAS No.: 17557-76-5
• Molecular Formula: C14H12 N2 O4
• Molecular Weight: 272.26
• Hs Code.: 2922499990
• Mol file: 17557-76-5.mol

Synonyms:Diphenicacid, 4,4'-diamino- (6CI,7CI,8CI); 2,2'-Dicarboxybenzidine;4,4'-Diamino[1,1'-Biphenyl]-2,2'-dicarboxylic acid zwitterion;4,4'-Diaminobiphenyl-2,2'-dicarboxylic acid

Chemical Property of 4,4'-DIAMINOBIPHENYL-2,2'-DICARBOXYLIC ACID

Chemical Property:

• Melting Point: 282 °C
• Boiling Point: 515.1°Cat760mmHg
• PKA: 2.93±0.36(Predicted)
• Flash Point: 265.3°C
• PSA: 126.64000
• Density: 1.476g/cm³
• LogP: 3.07680
• Storage Temp.: under inert gas (nitrogen or Argon) at 2–8 °C

Purity/Quality:

99% ^*data from raw suppliers

4,4-Diaminobiphenyl-2,2-dicarboxylicAcid ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4,4'-DIAMINOBIPHENYL-2,2'-DICARBOXYLIC ACID

There total 13 articles about 4,4'-DIAMINOBIPHENYL-2,2'-DICARBOXYLIC 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: 82.0%

4,4'-dinitrodiphenic acid (20246-81-5) → 4,4'-diamino-[1,1'-biphenyl]-2,2'-dicarboxylic acid (17557-76-5)

Guidance literature:

With hydrogenchloride; tin; In water; at 20 ℃; for 1.5h;

DOI:10.1002/chem.201806435

Reference yield:

diphenic acid (863305-32-2) → 4,4'-diamino-[1,1'-biphenyl]-2,2'-dicarboxylic acid (17557-76-5) + 1-carboxy-8-amino-phenanthridone (67003-03-6)

Guidance literature:

diphenic acid; With sulfuric acid; nitric acid; for 2h;

With hydrogen; palladium on activated charcoal; In water; for 1.5h; under 2585.74 Torr; pH=8.5;

DOI:10.1080/00304940609356000

Reference yield:

diphenic acid (863305-32-2) → 4,4'-diamino-[1,1'-biphenyl]-2,2'-dicarboxylic acid (17557-76-5)

Guidance literature:

Multi-step reaction with 2 steps

1: sulfuric acid; nitric acid / water / -15 - 20 °C

2: hydrogenchloride; tin / water / 1.5 h / 20 °C

With hydrogenchloride; tin; sulfuric acid; nitric acid; In water;

DOI:10.1002/chem.201806435

upstream raw materials:

3,3'-azodibenzoic acid

3,3'-azoxybis-benzoic acid

4,4'-dinitrodiphenic acid

3,3'-hydrazo-di-benzoic acid

Downstream raw materials:

2,7-fluorenediamine

methylammonium carbonate

p,p'-diaminobiphenyl

dimethyl 4,4’-diamino-2,2’-biphenyldicarboxylate

Refernces

• 1、 Rubezhov, Arkadiy. "An efficient synthesis of 4,4′-diaminodiphenic acid". . p. 401 - 404. Retrieved 2007/10/03.
• 2、 -. "Triazine containing anionic compounds useful as antiviral agents". . . Retrieved 2008/06/13.