Description

1-(2-Bromoethyl)-4-Ethylbenzene is a versatile brominated aromatic intermediate of significant importance in advanced organic synthesis. This compound matters for its role as a key building block in the construction of more complex molecular architectures, particularly in pharmaceutical and agrochemical research. Industries that require precise functionalization of aromatic systems, such as fine chemical manufacturers and R&D laboratories, need this high-purity intermediate for developing active ingredients and novel materials.

Application

• Pharmaceutical Intermediate: Serves as a crucial precursor in the synthesis of potential drug candidates and active pharmaceutical ingredients (APIs), particularly those requiring ethylbenzene derivatives with reactive bromoalkyl side chains.
• Agrochemical Synthesis: Used in the research and development of herbicides, fungicides, and pesticides, where the bromoethyl moiety facilitates further coupling reactions to create targeted bioactive molecules.
• Liquid Crystal & OLED Material Research: Acts as a starting material for synthesizing advanced organic electronic materials and liquid crystal compounds, leveraging its aromatic core and functional handle for molecular engineering.
• Polymer Modification: Employed to introduce aromatic and reactive bromine functionalities into polymer chains, modifying properties like thermal stability, refractive index, or cross-linking potential.
• Cross-Coupling Reactions: An excellent substrate for palladium-catalyzed cross-coupling reactions (e.g., Suzuki, Heck, Sonogashira) to form carbon-carbon bonds, essential for creating complex organic structures in medicinal chemistry.
• Chemical Research & Development: Provides a valuable tool for academic and industrial chemists exploring new synthetic methodologies and constructing novel heterocyclic or macrocyclic compounds.

Basic Information

Product Name	1-(2-Bromoethyl)-4-Ethylbenzene
CAS No.	259818-85-4
Molecular Formula	C10H13Br
Molecular Weight	213.12 g/mol
Synonyms	4-Ethylphenethyl bromide; 2-(4-Ethylphenyl)ethyl bromide; (2-Bromoethyl)-4-ethylbenzene; 1-Bromo-2-(4-ethylphenyl)ethane; p-Ethylphenethyl bromide; 4-Ethylbenzeneethanamine, bromo derivative; 2-(4-Ethylphenyl)ethan-1-yl bromide
EINECS	Contact for details

Quality Control

Our 1-(2-Bromoethyl)-4-Ethylbenzene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for research and industrial synthesis. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with every shipment to guarantee traceability and consistency for your critical processes.

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 materials such as strong bases and oxidizing agents. The container must be kept tightly sealed due to sensitivity to light and potential moisture.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC/HPLC)	Individual impurity ≤ 1.0%; Total impurities ≤ 3.0%

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