Description

4,4'-([2,2'-Bipyridine]-4,4'-Diyl)Bis(N,n-Diphenylaniline) is a high-purity, functional organic compound featuring a conjugated bipyridine core flanked by triphenylamine moieties. This molecular architecture is critical for applications requiring advanced charge transport and light-emitting properties. It is primarily sought by researchers and manufacturers in the organic electronics and advanced materials sectors. The compound, identified by CAS number 1227401-70-8, is supplied with full analytical documentation to support rigorous R&D and production needs.

Application

This specialized chemical serves as a key building block and functional material in several high-tech fields:

• Organic Light-Emitting Diodes (OLEDs): As a hole-transporting material (HTM) or host material in emissive layers due to its favorable HOMO/LUMO levels and thermal stability.
• Organic Photovoltaics (OPVs/Perovskite Solar Cells): Utilized in hole-transport layers (HTLs) to improve device efficiency and longevity.
• Electroluminescent Materials: Acting as a core structure for the synthesis of novel emitters for display and lighting technologies.
• Electrochromic Devices: Employed in materials that change color or opacity in response to an electrical stimulus.
• Chemical Sensing: Serves as a ligand or fluorophore in the development of sensors for metal ions or specific analytes.
• Academic & Industrial R&D: A valuable intermediate for synthesizing more complex conjugated polymers and small molecules for photophysical studies.

Basic Information

Product Name	4,4'-([2,2'-Bipyridine]-4,4'-Diyl)Bis(N,n-Diphenylaniline)
CAS No.	1227401-70-8
Molecular Formula	C46H34N4
Molecular Weight	642.80 g/mol
Synonyms	4,4'-Bis(N,N-diphenylamino)-2,2'-bipyridine; N4,N4,N4',N4'-Tetraphenyl-[2,2'-bipyridine]-4,4'-diamine; TPD-Bipyridine; Bipyridine-Triphenylamine Derivative; Hole Transport Material 2,2'-Bipyridine-4,4'-diylbis(diphenylamine); 4,4'-(2,2'-Bipyridyl-4,4'-diyl)bis(N,N-diphenylaniline)
EINECS	Contact for details

Quality Control

Our production of 4,4'-([2,2'-Bipyridine]-4,4'-Diyl)Bis(N,n-Diphenylaniline) adheres to stringent quality protocols to ensure batch-to-batch consistency for sensitive electronic applications. Each lot is characterized using advanced analytical techniques including HPLC, NMR, and mass spectrometry. A comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with every shipment. We support compliance with relevant material standards for the electronics industry.

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. This material is light-sensitive and easily oxidized; prolonged exposure to air and light must be avoided to maintain purity and performance characteristics.

Specification

Item	Specification
Appearance	Yellow to orange crystalline powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to reference spectrum
Purity (HPLC)	≥ 98.0% (Area %)
Related Substances (HPLC)	Total impurities ≤ 2.0%
Residual Solvents (GC)	Meets ICH guidelines
Melting Point	Contact for details

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