2,2'-Bis(4-aminophenoxyphenyl)propane (BAPP) CAS 13080-86-9

Synonyms: 2,2-Bis[4-(4-aminophenoxy)phenyl]propane; 4,4'-Isopropylidenebis[(4-aminophenoxy)benzene]; 4,4'-(4,4'-Isopropylidenediphenyl-1,1'-diyldioxy)dianiline; 4,4'-[(1-Methylethylidene)bis(4,1-phenyleneoxy)]bis[benzenamine]; 4-[4-[2-[4-(4-aminophenoxy)phenyl]propan-2-yl]phenoxy]aniline; Bis(p-aminophenoxyphenyl) ether dialkane

Shandong Aure Chemical Co., Ltd. is one of the leading suppliers of BAPP in China and also one of the manufacturers of this product.

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Product Details

High-Purity BAPP from Aure Chemical – Your Trusted Source

2,2'-Bis(4-aminophenoxyphenyl)propane (BAPP), CAS 13080-86-9, is a diamine monomer featuring flexible ether linkages and a propane core, enabling the synthesis of high-performance polymers with excellent thermal stability, mechanical strength, flexibility, and solubility.

Basic Information of BAPP

Product Name	2,2'-Bis(4-aminophenoxyphenyl)propane
Abbreviation	BAPP
CAS Number	13080-86-9
Molecular Formula	C27H26N2O2
Molecular Weight	410.51 g/mol
Appearance	White to off-white Solid: particulate/powde
Purity	≥99.5%
Package	1kg/bottle, 20kg/drum, or customized
Molecular formula

Key Properties

Good thermal stability and chemical resistance
Low dielectric constant when polymerized (suitable for electronic / communication substrates)
Rigid aromatic backbone, phenoxy linkage for improved flexibility and mechanical integrity
Balanced solubility and processability for polymer synthesis :contentReference
Dual–amine functionality suitable for crosslinking or polymer chain extension

Key Applications of BAPP

High-Performance Polymers: Serves as a monomer for synthesizing polyimides and epoxy resins, used in aerospace composites, engineering plastics, and structural materials requiring heat resistance and durability.

Electronics and Optoelectronics: Incorporated into low-dielectric-constant materials for electronic insulators and OLED devices, leveraging its ability to form transparent, flexible films.

Energy Storage and Conversion: Utilized in polyimide-based membranes and components for batteries and fuel cells, providing chemical stability and performance in harsh environments.

Specialty Materials: Employed in new polyester formulations for advanced coatings and textiles, as well as intermediates in the pharmaceutical industry.

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