4-Aminobenzoic acid 4-aminophenyl ester

Base Information

• Chemical Name: 4-Aminobenzoic acid 4-aminophenyl ester
• CAS No.: 20610-77-9
• Molecular Formula: C13H12N2O2
• Molecular Weight: 228.25
• Hs Code.: 2922499990
• Mol file: 20610-77-9.mol

Synonyms:Phenol, 4-amino-,4-aminobenzoate (ester) (9CI);Phenol, p-amino-, p-aminobenzoate (ester) (8CI);4-Aminophenyl-4-aminobenzoate;p-Aminophenyl p-aminobenzoate;4-Aminobenzoic acid 4-aminophenyl ester;

Chemical Property of 4-Aminobenzoic acid 4-aminophenyl ester

Chemical Property:

• Melting Point: 179.0 to 183.0 °C
• Boiling Point: 465.646 °C at 760 mmHg
• PKA: 4.01±0.10(Predicted)
• Flash Point: 254.224 °C
• PSA: 78.34000
• Density: 1.287 g/cm³
• LogP: 3.23260
• Storage Temp.: Keep in dark place,Sealed in dry,Room Temperature

Purity/Quality:

99% ^*data from raw suppliers

4-Aminophenyl 4-Aminobenzoate ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 4-Aminobenzoic acid 4-aminophenyl ester

There total 6 articles about 4-Aminobenzoic acid 4-aminophenyl ester 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: 99.0%

4-nitrophenyl 4-nitrobenzoate (1037-31-6) → 4-aminophenyl 4'-aminobenzoate (20610-77-9)

Guidance literature:

With hydrogen; palladium 10% on activated carbon; In ethyl acetate;

Reference yield:

4-nitro-phenol (100-02-7,78813-13-5,89830-32-0) → 4-aminophenyl 4'-aminobenzoate (20610-77-9)

Guidance literature:

Multi-step reaction with 2 steps

1: dicyclohexylcarbodiimide; DMAP / CH₂Cl₂ / 18 h

2: H₂ / palladium on carbon / tetrahydrofuran / 1034.32 Torr

With dmap; hydrogen; dicyclohexyl-carbodiimide; palladium on activated charcoal; In tetrahydrofuran; dichloromethane; 1: Esterification / 2: Catalytic hydrogenation;

DOI:10.1039/a910273f

Reference yield:

4-nitro-benzoic acid (62-23-7) → 4-aminophenyl 4'-aminobenzoate (20610-77-9)

Guidance literature:

Multi-step reaction with 2 steps

1: dicyclohexylcarbodiimide; DMAP / CH₂Cl₂ / 18 h

2: H₂ / palladium on carbon / tetrahydrofuran / 1034.32 Torr

With dmap; hydrogen; dicyclohexyl-carbodiimide; palladium on activated charcoal; In tetrahydrofuran; dichloromethane; 1: Esterification / 2: Catalytic hydrogenation;

DOI:10.1039/a910273f

upstream raw materials:

4-nitrophenyl 4-nitrobenzoate

4-nitro-phenol

4-nitro-benzoic acid

4-nitro-benzoyl chloride

Refernces

• 1、 -. "Polymerizable dichromophoric dichroic azo dyes". Page/Page column 15. . Retrieved 2010/02/14.