Description

2-(4-Fluorophenyl)Ethanesulfonic Acid is a specialized organosulfur compound featuring a fluorinated aromatic ring, serving as a key building block in advanced chemical synthesis. Its value lies in its unique structure, which combines the electronic effects of fluorine with the reactivity of a sulfonic acid group, enabling precise molecular modifications. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries developing novel active ingredients.

Application

• Pharmaceutical Intermediate: A crucial synthon for the development of active pharmaceutical ingredients (APIs), particularly in kinase inhibitor and anti-inflammatory drug candidates.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides and fungicides, where the fluorophenyl moiety enhances biological activity and stability.
• Ligand & Catalyst Development: Serves as a precursor for sulfonate-based ligands used in transition metal catalysis and asymmetric synthesis.
• Material Science Research: Employed in the synthesis of functionalized monomers for specialty polymers and advanced organic electronic materials.
• Chemical Biology Probes: Utilized as a building block for creating labeled compounds and probes for biochemical and diagnostic research.

Basic Information

Product Name	2-(4-Fluorophenyl)Ethanesulfonic Acid
CAS No.	771468-53-2
Molecular Formula	C8H9FO3S
Molecular Weight	204.22 g/mol
Synonyms	4-Fluorophenylethanesulfonic Acid; 2-(4-Fluorophenyl)ethanesulfonic acid; (4-Fluorophenyl)ethanesulfonic Acid; 2-(p-Fluorophenyl)ethanesulfonic Acid; p-Fluorophenethylsulfonic Acid; 4-Fluorobenzeneethanesulfonic Acid; 771468-53-2; 2-(4-Fluorophenyl)ethane-1-sulfonic acid
EINECS	Contact for details

Quality Control

Our 2-(4-Fluorophenyl)Ethanesulfonic Acid is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC for purity and NMR for structural confirmation, to ensure it meets the high standards required for research and commercial synthesis. A Certificate of Analysis (COA) detailing all specifications is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at a controlled room temperature (15-25°C). Due to its hygroscopic nature, the container must be kept sealed to minimize exposure to atmospheric moisture.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 1.0%
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.