Description

Benzene,1,1'-(1,2-Diphenyl-1,2-Ethenediyl)Bis[4-Bromo- is a specialized brominated stilbene derivative, serving as a critical organic intermediate and building block in advanced chemical synthesis. Its precise molecular architecture, featuring a central ethene bridge flanked by brominated phenyl rings, makes it highly valuable for constructing complex, functionalized materials. This compound is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and advanced materials sectors who require high-purity intermediates for developing novel compounds and functional polymers.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of potential drug candidates, especially those requiring brominated aromatic motifs for biological activity or further functionalization.
• Agrochemical Synthesis: Used in the research and development of new pesticides and herbicides, where the bromine atoms act as handles for creating active molecules.
• Organic Light-Emitting Diodes (OLEDs): Serves as a precursor for the development of novel organic semiconductors and emissive materials due to its conjugated stilbene core.
• Liquid Crystal & Advanced Material Research: Acts as a rigid, functionalized core unit in the design of new liquid crystal molecules and specialty polymers.
• Cross-Coupling Reactions: An excellent substrate for palladium-catalyzed reactions like Suzuki, Heck, or Sonogashira couplings, enabling the construction of complex biaryl systems.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D labs exploring new organic reactions and material properties.

Basic Information

Product Name	Benzene,1,1'-(1,2-Diphenyl-1,2-Ethenediyl)Bis[4-Bromo-
CAS No.	184239-35-8
Molecular Formula	C26H18Br2
Molecular Weight	490.23 g/mol
Synonyms	4,4'-Dibromo-trans-stilbene; trans-1,2-Bis(4-bromophenyl)ethene; (E)-1,2-Bis(4-bromophenyl)ethene; 1,1'-(1,2-Diphenylethene-1,2-diyl)bis(4-bromobenzene); Stilbene, 4,4'-dibromo-, (E)-; p,p'-Dibromostilbene; trans-p,p'-Dibromostilbene; (E)-4,4'-Dibromostilbene
EINECS	Contact for details

Quality Control

Our Benzene,1,1'-(1,2-Diphenyl-1,2-Ethenediyl)Bis[4-Bromo- is produced under strict quality management protocols. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and structural integrity. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing purity, identity, and impurity profiles. Our quality systems are designed to meet the stringent requirements of research and fine chemical synthesis applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, prolonged exposure to light should be avoided to maintain product stability.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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