Description

2,3,4,5,6-Pentafluorophenyl 4-Ethylbenzenesulphonate is a specialized organofluorine sulfonate ester, a key building block in advanced organic synthesis. Its value lies in its unique chemical structure, which combines a highly electron-deficient pentafluorophenyl group with a sulfonate leaving group, making it an excellent electrophile for coupling reactions. This compound is essential for researchers and manufacturers in the pharmaceutical and agrochemical industries, particularly for the synthesis of complex molecules, active pharmaceutical ingredients (APIs), and novel materials.

Application

• Pharmaceutical Intermediate: A critical reagent in the synthesis of active pharmaceutical ingredients (APIs), especially for introducing sulfonate ester functionalities.
• Agrochemical Synthesis: Used in the development of advanced herbicides, fungicides, and insecticides that require fluorinated aromatic components.
• Material Science: Serves as a monomer or cross-linking agent in the production of specialty polymers and advanced materials with unique surface properties.
• Ligand & Catalyst Development: Employed in the preparation of novel ligands and organometallic catalysts for transition metal-catalyzed reactions.
• Fluorinated Dye & Pigment Production: Acts as a key intermediate in synthesizing fluorinated dyes and pigments for high-performance applications.
• Chemical Research & Development: A valuable tool in academic and industrial R&D for exploring new reaction pathways and creating complex molecular architectures.

Basic Information

Product Name	2,3,4,5,6-Pentafluorophenyl 4-Ethylbenzenesulphonate
CAS No.	885950-41-4
Molecular Formula	C14H9F5O3S
Molecular Weight	352.28 g/mol
Synonyms	4-Ethylbenzenesulfonic Acid 2,3,4,5,6-Pentafluorophenyl Ester; Pentafluorophenyl 4-Ethylbenzenesulfonate; 4-Ethylphenyl Pentafluorophenyl Sulfonate; 2,3,4,5,6-Pentafluorophenyl Tosylate Analog; 4-Ethylbenzenesulfonyl Pentafluorobenzene; PFP-4-Ethylbenzenesulphonate; (4-Ethylphenyl) 2,3,4,5,6-pentafluorobenzenesulfonate
EINECS	Contact for details

Quality Control

Our 2,3,4,5,6-Pentafluorophenyl 4-Ethylbenzenesulphonate is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, NMR, and GC-MS, to ensure high purity and consistent performance. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing identity, assay, and impurity profiles. Our quality commitment supports compliance with cGMP and ICH guidelines for pharmaceutical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed under an inert atmosphere such as nitrogen or argon after opening. Keep away from strong bases and incompatible materials.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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