Description

[1,1':4',1'':2'',1''':4''',1''''-Quinquephenyl]-4,4''''-Diamine, 3'',4'',5'',6''-Tetrakis(4'-Amino[1,1'-Biphenyl]-4-Yl)- is a high-purity, multifunctional aromatic amine monomer of significant interest in advanced materials science. This compound matters for its role as a sophisticated building block in the synthesis of high-performance polymers and organic electronic materials. It is primarily needed by R&D and production teams in the fields of polyimide resins, liquid crystal polymers, and organic semiconductors, where its extended, rigid conjugated structure imparts exceptional thermal stability and tailored electronic properties.

Application

• Polyimide Precursor: A key monomer for synthesizing high-temperature, high-performance polyimide films and coatings used in aerospace and flexible electronics.
• Liquid Crystal Polymer (LCP) Synthesis: Serves as a diamine component for creating LCPs with superior mechanical strength and thermal resistance for connectors and precision components.
• Organic Semiconductor Material: Used in the research and development of hole-transport layers (HTLs) and active layers for OLEDs and OFETs due to its conjugated structure.
• Cross-linking Agent: Functions as a multi-functional cross-linker in epoxy and other thermoset resin systems to enhance thermal and mechanical properties.
• Advanced Composite Materials: Incorporated into the molecular design of matrices for carbon fiber-reinforced composites demanding extreme environments.
• Pharmaceutical Intermediate: Potential use as a complex intermediate in the synthesis of specialized active pharmaceutical ingredients (APIs).
• Research Chemical: A valuable tool for academic and industrial research in polymer chemistry and materials science.

Basic Information

Product Name	[1,1':4',1'':2'',1''':4''',1''''-Quinquephenyl]-4,4''''-Diamine, 3'',4'',5'',6''-Tetrakis(4'-Amino[1,1'-Biphenyl]-4-Yl)-
CAS No.	1355992-59-4
Molecular Formula	Contact for details
Molecular Weight	Contact for details
Synonyms	1,1':4',1'':2'',1''':4''',1''''-Quinquephenyl-4,4''''-diamine, 3'',4'',5'',6''-tetrakis(4'-aminobiphenyl-4-yl)-; Tetrakis(4'-amino[1,1'-biphenyl]-4-yl)-[1,1':4',1'':2'',1''':4''',1''''-quinquephenyl]-4,4''''-diamine; Multi-arm Star-shaped Aromatic Tetraamine; High-performance Polyimide Monomer; Extended Conjugated Diamine; CAS 1355992-59-4
EINECS	Contact for details

Quality Control

Our [1,1':4',1'':2'',1''':4''',1''''-Quinquephenyl]-4,4''''-Diamine is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC for purity and identity confirmation, to ensure it meets the high standards required for advanced material synthesis. Certificates of Analysis (COA) detailing batch-specific results are available upon request to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) in a cool, dry place at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and easily oxidized; prolonged exposure to air, moisture, or light should be avoided to maintain purity and stability.

Specification

Item	Specification
Appearance	Yellow to brown powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 95% (Contact for higher grades)
Melting Point	Contact for details
Loss on Drying	≤ 1.0%
Heavy Metals	≤ 20 ppm

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