Description

2-Bromo-4-(Ethylsulfonyl)-1-Fluorobenzene is a high-purity, multi-functional halogenated aromatic building block of significant interest in advanced organic synthesis. Its unique structure, featuring bromine, fluorine, and an ethylsulfonyl group, makes it a versatile intermediate for constructing complex molecules with tailored electronic and steric properties. This compound is primarily utilized by research and development chemists in the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: A key synthon for the development of active pharmaceutical ingredients (APIs), particularly in Suzuki-Miyaura and other palladium-catalyzed cross-coupling reactions.
• Agrochemical Synthesis: Used in the research and production of novel herbicides, fungicides, and insecticides, where the fluorine and sulfone groups can enhance biological activity and metabolic stability.
• Material Science Precursor: Serves as a building block for advanced organic electronic materials, such as organic light-emitting diodes (OLEDs) and semiconductors.
• Ligand and Catalyst Development: Employed in the synthesis of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Chemical Research & Development: A valuable reagent for method development and exploring new reaction pathways in academic and industrial R&D laboratories.
• Fine Chemical Production: Used in the multi-step synthesis of complex dyes, pigments, and other specialty fine chemicals.

Basic Information

Item	Detail
Product Name	2-Bromo-4-(Ethylsulfonyl)-1-Fluorobenzene
CAS No.	1240287-83-5
Molecular Formula	C8H8BrFO2S
Molecular Weight	267.11 g/mol
Synonyms	1-Fluoro-2-bromo-4-(ethylsulfonyl)benzene; 2-Bromo-1-fluoro-4-(ethylsulfonyl)benzene; 4-(Ethylsulfonyl)-2-bromo-1-fluorobenzene; 2-Bromo-4-ethylsulfonylfluorobenzene; Benzene, 2-bromo-1-fluoro-4-(ethylsulfonyl)-; 1240287-83-5; 2-Br-4-EtSO2-1-F-Ph
EINECS	Contact for details

Quality Control

Our 2-Bromo-4-(Ethylsulfonyl)-1-Fluorobenzene is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, NMR, and mass spectrometry, to ensure identity, purity, and consistency. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing all relevant specifications. Our quality commitment ensures the material meets the high standards required for research and commercial synthesis applications.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (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.