Description

1-Bromo-3-(Ethylsulfonyl)Benzene is a high-purity, multi-functional aromatic sulfone building block. This compound is valued for its role as a key intermediate in advanced organic synthesis, enabling the construction of complex molecular architectures. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and material science industries for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A crucial building block in the synthesis of active pharmaceutical ingredients (APIs), particularly for molecules containing aryl sulfone moieties.
• Agrochemical Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging its reactive bromine and sulfone groups.
• Material Science Research: Serves as a monomer or precursor for developing specialty polymers, liquid crystals, and advanced organic electronic materials.
• Cross-Coupling Reactions: An excellent substrate for Suzuki, Heck, and other palladium-catalyzed cross-coupling reactions to form biaryl structures.
• Ligand and Catalyst Development: Utilized in the design and synthesis of novel ligands and organocatalysts for asymmetric synthesis.
• Chemical Reference Standard: Supplied as a high-purity standard for analytical method development and quality control in chemical manufacturing.

Basic Information

Product Name	1-Bromo-3-(Ethylsulfonyl)Benzene
CAS No.	153435-82-6
Molecular Formula	C8H9BrO2S
Molecular Weight	249.13 g/mol
Synonyms	3-Bromoethylsulfonylbenzene; 1-Bromo-3-(ethylsulfonyl)benzene; 3-(Ethylsulfonyl)bromobenzene; m-Bromoethylsulfonylbenzene; (3-Bromophenyl)(ethyl)sulfone; Ethyl 3-bromophenyl sulfone; 3-Bromo-1-(ethylsulfonyl)benzene
EINECS	Contact for details

Quality Control

Our 1-Bromo-3-(Ethylsulfonyl)Benzene is manufactured under strict quality management systems. Every batch undergoes comprehensive analytical testing, including HPLC, GC, and NMR, to ensure identity, purity, and consistency. Certificates of Analysis (COA) detailing all specifications are provided with each shipment and 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). Due to its hygroscopic nature, the container must be kept tightly sealed to prevent moisture absorption. Keep away from incompatible materials such as strong bases and reducing agents.

Specification

Item	Specification
Appearance	White to off-white 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.