Description

4,4′-[(2,2-Diphenylethenylidene)Di-4,1-Phenylene]Bis[Pyridine] CAS NO 1839090-56-0 is a high-purity organic compound characterized by its extended conjugated aromatic structure. This compound is valued for its role as a key advanced intermediate in the synthesis of sophisticated materials, particularly in the development of organic electronic components and specialty polymers. It is primarily sought by R&D laboratories and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors for constructing complex molecular architectures.

Application

• Organic Light-Emitting Diode (OLED) Materials: Serves as a crucial building block or electron-transport material in the development of next-generation display and lighting technologies.
• Pharmaceutical Intermediate: Used in the research and synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring rigid, conjugated backbones.
• Agrochemical Synthesis: Acts as an intermediate in creating advanced crop protection agents with specific activity profiles.
• Coordination Chemistry & Ligand Synthesis: Functions as a versatile ligand for metal-organic frameworks (MOFs) or catalysts due to its multiple pyridine coordination sites.
• Polymer Science: Incorporated as a monomer or cross-linking agent to produce high-performance polymers with enhanced thermal and optical properties.
• Research & Development: A valuable tool for academic and industrial chemists exploring new reactions, materials, and molecular properties.

Basic Information

Product Name	4,4′-[(2,2-Diphenylethenylidene)Di-4,1-Phenylene]Bis[Pyridine]
CAS No.	1839090-56-0
Molecular Formula	C38H26N2
Molecular Weight	510.63 g/mol
Synonyms	4,4'-(2,2-Diphenylethene-1,1-diyl)bis(pyridine); 1,1-Bis(4-pyridyl)-2,2-diphenylethylene; 4,4'-(2,2-Diphenylvinylidene)dipyridine; 4,4'-(Diphenylethenylidene)dipyridine; (E)-1,1-Bis(4-pyridinyl)-2,2-diphenylethene; DPE-based bipyridine ligand; BPE-2Py; Contact for additional trade names.
EINECS	Contact for details

Quality Control

Our 4,4′-[(2,2-Diphenylethenylidene)Di-4,1-Phenylene]Bis[Pyridine] is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with every shipment, detailing all critical specifications. Our quality systems are designed to support cGMP and ISO standards for traceability and reliability.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and light-sensitive; containers must be kept tightly sealed and away from direct light sources to maintain stability and purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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