Description

[1,1':4',1'':3'',1''':4''',1''''-Quinquephenyl]-4,4''''-Diamine, 5''-(4'-Amino[1,1'-Biphenyl]-4-Yl)- is a high-purity, multi-branched aromatic diamine compound of significant interest in advanced materials research. This chemical matters for its role as a sophisticated monomer or building block in the synthesis of high-performance polymers and organic electronic materials. It is primarily needed by R&D chemists and material scientists working on OLEDs, liquid crystals, and specialty polyimides where precise molecular architecture is critical for tuning electronic and thermal properties.

Application

• OLED (Organic Light-Emitting Diode) Materials: Serves as a key hole-transporting material (HTM) or host material in emissive layers due to its extended conjugated system and thermal stability.
• Liquid Crystal (LC) Synthesis: Used as a rigid, multi-aryl core for creating novel liquid crystal molecules with specific mesophase properties for displays and optical devices.
• High-Performance Polymers: Acts as a monomer for the synthesis of advanced polyimides, polyamides, and other high-temperature polymers, imparting excellent thermal and mechanical stability.
• Organic Semiconductors: Investigated as an active component in organic field-effect transistors (OFETs) and photovoltaic cells (OPVs) due to its potential charge transport characteristics.
• Fluorescent Dyes & Sensors: Functions as a precursor for the development of fluorescent probes and chemosensors, leveraging its amine groups for functionalization and its conjugated backbone for light emission.
• Cross-linking Agent: Utilized in epoxy resin systems and other thermosetting polymers to enhance cross-link density, glass transition temperature (Tg), and chemical resistance.
• Pharmaceutical Intermediate: Employed in the research and development of complex organic molecules for pharmaceutical applications, where its rigid structure can be integral to drug design.
• Academic & Industrial R&D: Serves as a valuable reference standard and building block for exploring new chemical spaces in supramolecular chemistry and nanotechnology.

Basic Information

Product Name	[1,1':4',1'':3'',1''':4''',1''''-Quinquephenyl]-4,4''''-Diamine, 5''-(4'-Amino[1,1'-Biphenyl]-4-Yl)-
CAS No.	1400987-00-9
Molecular Formula	C42H32N4
Molecular Weight	592.74 g/mol
Synonyms	5''-(4'-Amino[1,1'-biphenyl]-4-yl)-[1,1':4',1'':3'',1''':4''',1''''-quinquephenyl]-4,4''''-diamine; 4,4''''-Diamino-5''-(4-aminobiphenyl-4'-yl)-1,1':4',1'':3'',1''':4''',1''''-quinquephenyl; 1,1':4',1'':3'',1''':4''',1''''-Quinquephenyl-4,4''''-diamine, 5''-(4'-amino[1,1'-biphenyl]-4-yl)-; Multi-branched Aromatic Tetraamine; Extended Conjugated Diamine; OLED Diamine Monomer; High-Performance Polymer Intermediate
EINECS	Contact for details

Quality Control

Our [1,1':4',1'':3'',1''':4''',1''''-Quinquephenyl]-4,4''''-Diamine, 5''-(4'-Amino[1,1'-Biphenyl]-4-Yl)- is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity, essential for sensitive electronic and polymer applications. Each lot undergoes comprehensive analytical testing including HPLC, NMR, and elemental analysis. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are provided with every shipment to support your research and quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). Due to its light-sensitive nature, the container should be kept in the original packaging or an opaque secondary container until use to prevent degradation.

Specification

Item	Specification
Appearance	Light yellow to yellow powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Melting Point	Contact for details
Heavy Metals (as Pb)	< 20 ppm
Residue on Ignition	< 0.1%
Solubility	Soluble in common organic solvents (e.g., DMF, THF, Chloroform)

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