Description

(E)-1,2-Bis(4-Bromophenyl)-1,2-Diphenylethene is a high-purity organic compound belonging to the class of tetraphenylethene (TPE) derivatives, valued for its unique photophysical properties. This compound serves as a critical building block and functional material in advanced materials science and organic electronics. It is primarily sought after by researchers and manufacturers in the fields of organic light-emitting diodes (OLEDs), chemical sensors, and as a precursor for more complex molecular architectures.

Application

• Organic Light-Emitting Diodes (OLEDs): Key material as a non-doped blue emitter or host material due to its aggregation-induced emission (AIE) characteristics.
• Chemical Sensing & Detection: Utilized in the development of fluorescent probes and sensors for detecting specific ions, explosives, or volatile organic compounds (VOCs).
• Organic Synthesis Intermediate: Acts as a versatile precursor for synthesizing more complex AIE-active molecules, polymers, and metal-organic frameworks (MOFs).
• Photovoltaic Research: Investigated for potential use in organic solar cells as an electron-donor or acceptor material.
• Bioimaging Agents: Serves as a core structure for developing biocompatible luminescent tags for cellular imaging.
• Academic & Industrial R&D: Fundamental research compound for studying structure-property relationships in photoluminescent materials.

Basic Information

Product Name	(E)-1,2-Bis(4-Bromophenyl)-1,2-Diphenylethene
CAS No.	184239-40-5
Molecular Formula	C26H18Br2
Molecular Weight	498.23 g/mol
Synonyms	1,2-Bis(4-bromophenyl)-1,2-diphenylethene; (E)-Tetrakis(4-bromophenyl)ethylene (common misnomer); TPE-4Br; AIEgen 4Br; 4,4',4'',4'''-(Ethene-1,1,2,2-tetrayl)tetrakis(bromobenzene); (E)-1,1,2,2-Tetrakis(4-bromophenyl)ethene; 4-Br-TPE; E-1,2-Bis(p-bromophenyl)-1,2-diphenylethylene
EINECS	Contact for details

Quality Control

Our (E)-1,2-Bis(4-Bromophenyl)-1,2-Diphenylethene is manufactured under strict quality protocols to ensure batch-to-batch consistency and high purity, essential for sensitive electronic and photonic applications. We provide comprehensive Certificates of Analysis (COA) with each batch, detailing purity, identity confirmation, and impurity profiles. Our quality systems are designed to support research and development as well as scale-up production needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at room temperature (15-25°C). This compound is light-sensitive (store away from light). For long-term storage, consider storage under an inert atmosphere to maintain optimal purity.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Melting Point	Contact for details
Heavy Metals	< 10 ppm
Residual Solvents (GC)	Complies with ICH guidelines

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