Description

2-Bromo-1-Ethyl-4-Nitrobenzene is a versatile halogenated nitroaromatic compound that serves as a critical synthetic intermediate in advanced organic chemistry. Its molecular structure, featuring both bromine and nitro functional groups on an ethylbenzene core, makes it a valuable electrophile for cross-coupling reactions and a precursor for more complex chemical architectures. This high-purity building block is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and specialty chemical sectors who require reliable, high-quality intermediates for developing active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of complex drug molecules, particularly those requiring halogenated aromatic scaffolds.
• Agrochemical Synthesis: Used in the production of herbicides, fungicides, and pesticides where the nitro and bromo groups facilitate further functionalization.
• Material Science Research: Serves as a monomer or precursor in the development of specialty polymers, liquid crystals, and organic electronic materials.
• Cross-Coupling Reactions: An essential substrate in Suzuki, Stille, and other palladium-catalyzed coupling reactions to form biaryl structures.
• Dye and Pigment Manufacturing: Intermediate in the synthesis of azo dyes and other nitro-aromatic based colorants.
• Chemical Research & Development: A valuable reagent for academic and industrial R&D exploring new synthetic methodologies and heterocyclic chemistry.

Basic Information

Product Name	2-Bromo-1-Ethyl-4-Nitrobenzene
CAS No.	52121-34-3
Molecular Formula	C8H8BrNO2
Molecular Weight	230.06 g/mol
Synonyms	1-Bromo-2-ethyl-5-nitrobenzene; 2-Ethyl-5-nitrobenzene bromide; 2-Bromo-4-nitroethylbenzene; 5-Nitro-2-bromoethylbenzene; 2-Ethyl-5-nitro-1-bromobenzene; (2-Bromoethyl)-4-nitrobenzene (common name); 4-Nitro-2-bromoethylbenzene
EINECS	Contact for details

Quality Control

Our 2-Bromo-1-Ethyl-4-Nitrobenzene is manufactured under strict quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to verify identity, potency, and impurity profiles. We provide a detailed Certificate of Analysis (COA) with every shipment, confirming compliance with agreed specifications. Our quality commitment supports applications requiring material traceability and regulatory documentation.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be amber-colored or stored in light-resistant packaging.

Specification

Item	Specification
Appearance	Off-white to pale yellow crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 20 ppm

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