Description

[(E)-4-Bromo-1-Butenyl]Benzene is a high-purity, versatile organobromine building block essential for advanced organic synthesis. Its reactive bromine and alkene functionalities make it a critical intermediate for constructing complex molecular architectures. This compound is primarily utilized by researchers and process chemists in the pharmaceutical, agrochemical, and advanced materials sectors for applications such as cross-coupling reactions and the synthesis of fine chemicals.

Application

• Pharmaceutical Intermediate: Serves as a key precursor in the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates via Suzuki, Heck, and other palladium-catalyzed cross-coupling reactions.
• Agrochemical Synthesis: Used in the development of advanced pesticides, herbicides, and plant growth regulators, leveraging its reactivity to introduce phenyl and butenyl motifs.
• Liquid Crystal & OLED Materials: Acts as a building block for creating organic semiconductors, liquid crystal compounds, and emissive layers in display technologies.
• Polymer & Resin Modification: Employed to introduce functional side chains or cross-linking sites into polymers, enhancing material properties for specialty coatings and adhesives.
• Organic Synthesis & Research: A valuable reagent in academic and industrial R&D for constructing carbon-carbon bonds and exploring new synthetic methodologies.
• Flavor & Fragrance Industry: Utilized in the synthesis of specific aromatic compounds that contribute to complex scent and flavor profiles.

Basic Information

Item	Details
Product Name	[(E)-4-Bromo-1-Butenyl]Benzene
CAS No.	7515-41-5
Molecular Formula	C10H11Br
Molecular Weight	211.10 g/mol
Synonyms	(E)-1-Bromo-4-phenyl-3-butene; trans-4-Bromo-1-butenylbenzene; 4-Bromo-1-butenylbenzene (E)-; 4-Phenyl-3-buten-1-yl bromide; (E)-4-Phenyl-3-buten-1-yl bromide; 1-Bromo-4-(phenyl)-3-butene; (E)-1-Bromo-4-phenylbut-3-ene; 7515-41-5
EINECS	Contact for details

Quality Control

Every batch of [(E)-4-Bromo-1-Butenyl]Benzene is manufactured and tested under a strict quality management system. We ensure high chemical purity and consistency through advanced analytical techniques including GC, HPLC, and NMR spectroscopy. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to guarantee it meets your specific research or production requirements.

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. Due to its light-sensitive nature and reactivity, it is recommended to store under an inert atmosphere for long-term stability.

Specification

Item	Specification
Appearance	Clear colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0% (Area %)
Isomeric Purity (E/Z ratio)	≥ 95:5 (by GC)
Water Content (KF)	≤ 0.5%

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