Heynova (Shanghai) New Material Technology CO., Ltd.
Heynova (Shanghai) New Material Technology CO., Ltd.
4-Aminobenzoic Acid 4-aminophenyl Ester (APAB) 20610-77-9 C13H12N2O2

4-Aminobenzoic Acid 4-aminophenyl Ester (APAB) 20610-77-9 C13H12N2O2

CAS No.: 20610-77-9

Product name: 4-Aminobenzoic Acid 4-aminophenyl Ester

Abbreviation: APAB

Appearance: Off-white powder

Purity(HPLC): ≥99%

Metalion content: Single metal ≤ 1 ppm

Molecular formula: C13H12N2O2

Molecular weight: 228.25

Package: In Aluminum foil bag, cartons outside.

Storage: Preserve in a well-closed container and keep in cool, dry place, avoid light.

4-Aminobenzoic Acid 4-aminophenyl Ester (APAB) 20610-77-9 C13H12N2O2

Introduction of 4-Aminobenzoic Acid 4-aminophenyl Ester (APAB) 20610-77-9 C13H12N2O2


4-Aminobenzoic acid 4-aminophenyl ester is soluble in alcohols, ethers and ketones, slightly soluble in water. It is an acidic substance and can react with bases to form salts in water. It can also undergo esterification and can be reduced to the corresponding p-aminobenzoic acid.

Application of 4-Aminobenzoic Acid 4-aminophenyl Ester (APAB) 20610-77-9 C13H12N2O2


  • 4-Aminobenzoic acid 4-aminophenyl ester can be used as a monomer to synthesize transparent polyimide and polyimide composite materials for aerospace, 5G MPI and other applications.


  • It can also be used as raw material for rubber antioxidant and optical brightener.

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4-Aminobenzoic Acid 4-aminophenyl Ester (APAB) 20610-77-9 C13H12N2O2
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