Description

((E)-4-Bromo-But-3-Enyl)-Benzene is a high-purity, light-sensitive organic building block featuring a brominated alkene side chain attached to a benzene ring. This compound matters as a versatile intermediate for synthesizing more complex molecules, particularly in pharmaceutical and advanced material research. It is needed by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty chemical industries for constructing key molecular frameworks.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of active pharmaceutical ingredients (APIs) and drug candidates.
• Agrochemical Synthesis: Used in the research and development of novel pesticides and herbicides.
• Liquid Crystal & OLED Material Precursor: Serves as a starting material for creating advanced organic electronic components.
• Cross-Coupling Reactions: The bromo-alkene moiety is reactive in palladium-catalyzed reactions like Heck, Suzuki, and Sonogashira couplings.
• Polymer & Resin Modification: Acts as a functional monomer or cross-linking agent for specialty polymers.
• Organic Synthesis & Chemical Research: A valuable reagent for constructing complex organic molecules in academic and industrial laboratories.

Basic Information

Product Name	((E)-4-Bromo-But-3-Enyl)-Benzene
CAS No.	62692-41-5
Molecular Formula	C10H11Br
Molecular Weight	211.10 g/mol
Synonyms	(E)-1-Bromo-4-phenyl-3-butene; (E)-4-Bromo-4-phenyl-1-butene; 4-Bromo-1-phenyl-1-butene (E)-; 4-Bromo-1-phenylbut-1-ene; trans-4-Bromo-1-phenyl-1-butene; 4-Phenyl-3-buten-1-yl bromide; Benzene, ((E)-4-bromo-3-buten-1-yl)-; (E)-4-Bromo-3-buten-1-ylbenzene
EINECS	Contact for details

Quality Control

Our ((E)-4-Bromo-But-3-Enyl)-Benzene is produced under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure high purity and consistency, meeting the stringent requirements for research and process chemistry. Certificates of Analysis (COA) detailing purity, identity, and impurity profiles are available upon request to support your quality assurance protocols.

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 heat, sparks, and open flame.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%

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