Description

2-Bromo-4-(3-Chlorophenyl)But-1-Ene is a halogenated organic building block of significant interest in advanced chemical synthesis. This compound matters for its role as a versatile intermediate, enabling the construction of complex molecular architectures through cross-coupling and functionalization reactions. It is primarily needed by R&D chemists and process development scientists in the pharmaceutical and agrochemical industries for the development of new active ingredients and fine chemicals.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those targeting central nervous system (CNS) disorders.
• Agrochemical Synthesis: Used in the research and production of advanced pesticides and herbicides, leveraging its halogenated phenyl structure.
• Material Science Research: Serves as a monomer or precursor in the development of specialty polymers and liquid crystals.
• Cross-Coupling Reactions: An effective substrate for Suzuki, Heck, and other palladium-catalyzed coupling reactions to form carbon-carbon bonds.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying biological pathways and protein interactions.
• Fine Chemical Production: Intermediate for manufacturing complex fragrance and dye molecules requiring specific halogenated motifs.

Basic Information

Product Name	2-Bromo-4-(3-Chlorophenyl)But-1-Ene
CAS No.	731772-07-9
Molecular Formula	C10H10BrCl
Molecular Weight	245.54 g/mol
Synonyms	1-Butene, 2-bromo-4-(3-chlorophenyl)-; 4-(3-Chlorophenyl)-2-bromo-1-butene; 2-Bromo-4-(3-chlorophenyl)-1-butene; (E/Z)-2-Bromo-4-(3-chlorophenyl)but-1-ene; 3-Chlorophenylbutenyl bromide
EINECS	Contact for details

Quality Control

Our 2-Bromo-4-(3-Chlorophenyl)But-1-Ene is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity for research and scale-up applications. Each lot is accompanied by a comprehensive Certificate of Analysis (COA) detailing purity, identity, and impurity profiles. We support compliance with REACH and other global regulatory frameworks, and specifications can be aligned with customer-specific requirements for advanced synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled 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 optimal stability.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0% (Area %)
Water Content (KF)	≤ 0.5%
Isomer Ratio (GC/MS)	Reported on COA

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