Description

4',5'-Bis(4-Aminophenyl)-[1,1':2',1''-Terphenyl]-4,4''-Diamine is a high-purity, multi-functional aromatic diamine monomer of significant interest in advanced materials science. Its value lies in its rigid, extended terphenyl core structure with multiple reactive amine groups, making it a critical building block for high-performance polymers. This compound is essential for researchers and manufacturers in the fields of polyimide synthesis, liquid crystal polymers, and high-temperature epoxy resins, where thermal stability and precise molecular architecture are paramount.

Application

• Polyimide Precursor: A key monomer for synthesizing high-performance, thermally stable polyimide films and coatings used in aerospace and microelectronics.
• Liquid Crystal Polymers (LCPs): Serves as a mesogenic diamine component in the production of engineering thermoplastics with exceptional strength and chemical resistance.
• High-Temperature Epoxy Curing Agent: Used to formulate advanced epoxy resin systems with enhanced glass transition temperatures (Tg) and mechanical properties.
• Advanced Composite Materials: Incorporated into the polymer matrix of carbon fiber or glass fiber composites for demanding industrial applications.
• Optoelectronic Materials: Investigated as a hole-transport material or as a core structure in the development of organic semiconductors and photonic devices.
• Pharmaceutical Intermediate: Potential use as a sophisticated building block in the synthesis of complex active pharmaceutical ingredients (APIs).

Basic Information

Product Name	4',5'-Bis(4-Aminophenyl)-[1,1':2',1''-Terphenyl]-4,4''-Diamine
CAS No.	2458125-05-6
Molecular Formula	C36H28N4
Molecular Weight	516.64 g/mol
Synonyms	4',5'-Bis(4-aminophenyl)-1,1':2',1''-terphenyl-4,4''-diamine; [1,1':2',1''-Terphenyl]-4,4''-diamine, 4',5'-bis(4-aminophenyl)-; Terphenyl tetraamine derivative; Multi-amine functionalized terphenyl; Extended aromatic diamine monomer; BAPTPD; 4',5'-Bis(p-aminophenyl)-terphenyl-4,4''-diamine
EINECS	Contact for details

Quality Control

Our production of 4',5'-Bis(4-Aminophenyl)-[1,1':2',1''-Terphenyl]-4,4''-Diamine adheres to stringent quality management protocols. Every batch undergoes comprehensive analytical testing, including HPLC for purity and identity confirmation via FT-IR and NMR spectroscopy, to ensure it meets the exacting standards required for advanced polymer research and synthesis. A Certificate of Analysis (COA) detailing all specifications is provided with each shipment.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) in a cool, dry, and well-ventilated place. Due to its sensitivity, the container should be kept tightly sealed when not in use to minimize exposure to air and moisture.

Specification

Item	Specification
Appearance	Off-white to light yellow crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Residual Solvents (GC)	Meets ICH guidelines

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.