Description

1-Bromo-3-Ethylbenzene is a versatile halogenated aromatic compound that serves as a critical building block in advanced organic synthesis. Its value lies in the strategic positioning of the bromine and ethyl groups on the benzene ring, making it an excellent intermediate for introducing functional complexity into target molecules. This product is essential for research and development chemists and process engineers in the pharmaceutical, agrochemical, and specialty chemical industries who require high-purity intermediates for coupling reactions and material science applications.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of active pharmaceutical ingredients (APIs) via Suzuki, Heck, or other cross-coupling reactions.
• Agrochemical Synthesis: Used in the manufacture of herbicides, fungicides, and other crop protection agents.
• Liquid Crystal & OLED Material Production: Serves as a building block for creating complex organic molecules used in electronic displays.
• Polymer & Resin Modification: Employed to introduce aromatic bromo-functional groups into polymer chains for enhanced properties.
• Organic Synthesis & Research: A valuable reagent in academic and industrial R&D labs for constructing complex organic architectures.
• Dye & Pigment Manufacturing: Intermediate in the production of specialized colorants and photographic chemicals.

Basic Information

Product Name	1-Bromo-3-Ethylbenzene
CAS No.	2725-82-8
Molecular Formula	C8H9Br
Molecular Weight	185.06 g/mol
Synonyms	3-Bromoethylbenzene; m-Bromoethylbenzene; 3-Ethylbromobenzene; 1-Ethyl-3-bromobenzene; (3-Bromophenyl)ethane; m-Ethylbromobenzene; 3-Bromo-1-ethylbenzene
EINECS	220-334-8

Quality Control

Our 1-Bromo-3-Ethylbenzene is manufactured under a strict quality management system. Every batch undergoes rigorous analytical testing, including GC, HPLC, and NMR, to ensure high chemical purity and consistency. A comprehensive Certificate of Analysis (COA) detailing purity, identity, 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, well-ventilated area away from incompatible materials such as strong acids and bases. Recommended storage temperature is between 15°C and 25°C. Keep container tightly sealed when not in use to prevent moisture absorption and volatilization.

Specification

Item	Specification
Appearance	Clear, colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.1%
Density (at 20°C)	1.350 - 1.380 g/mL
Refractive Index (n20D)	1.548 - 1.552

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