Description

4-(4-Bromophenyl)-2-Chlorobut-1-Ene is a versatile halogenated organic intermediate of significant importance in advanced chemical synthesis. This compound is valued for its unique molecular structure, which incorporates both bromine and chlorine functional groups on an aromatic butene backbone, making it a key building block for creating complex molecules. It is primarily sought after by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for the development of new active ingredients and specialty chemicals.

Application

• Pharmaceutical Intermediate: Serves as a critical precursor in the synthesis of novel drug candidates, particularly in constructing complex aromatic frameworks for potential therapeutic agents.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides, herbicides, and fungicides, leveraging its halogenated structure for bioactivity.
• Liquid Crystal & OLED Material Research: Acts as a building block for creating specialized organic molecules used in electronic displays and optoelectronic devices.
• Organic Synthesis & Catalysis: Employed in cross-coupling reactions (e.g., Suzuki, Heck) and as a substrate for exploring new catalytic methodologies in academic and industrial R&D.
• Specialty Polymer Modification: Utilized to introduce halogenated phenyl groups into polymer chains, altering physical properties for high-performance materials.

Basic Information

Product Name	4-(4-Bromophenyl)-2-Chlorobut-1-Ene
CAS No.	226570-78-1
Molecular Formula	C10H10BrCl
Molecular Weight	245.54 g/mol
Synonyms	2-Chloro-4-(4-bromophenyl)-1-butene; 1-Butene, 2-chloro-4-(4-bromophenyl)-; 4-(p-Bromophenyl)-2-chloro-1-butene; (4-Bromophenyl)-2-chlorobut-1-ene; 2-Chloro-4-(4'-bromophenyl)but-1-ene
EINECS	Contact for details

Quality Control

Our production of 4-(4-Bromophenyl)-2-Chlorobut-1-Ene adheres to stringent quality management protocols to ensure batch-to-batch consistency and high purity. Each lot is analyzed using advanced techniques including GC, HPLC, and NMR to verify identity and quantify impurities. A comprehensive Certificate of Analysis (COA) detailing purity, assay, and specific impurity profiles is provided with every shipment to support your quality assurance and regulatory needs.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Keep away from strong acids and incompatible organic solvents. For long-term storage, consider under an inert atmosphere to maintain stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid or low-melting solid
Identification (IR / NMR)	Conforms to structure
Purity (by GC/HPLC)	≥ 97.0% (Standard Grade)
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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