Description

3-Chloro-5-(Pentafluorosulfur)Phenylacetic Acid is a specialized fluorinated aromatic building block of significant interest in advanced chemical synthesis. This compound matters for its unique combination of a reactive acetic acid moiety and a highly fluorinated, electron-deficient phenyl ring, enabling precise molecular modifications. It is primarily needed by research and development chemists and process scale-up teams in the pharmaceutical and agrochemical sectors for creating novel active ingredients and functional materials.

Application

• Pharmaceutical Intermediate: Key building block for the synthesis of novel drug candidates, particularly in areas requiring fluorinated motifs for enhanced metabolic stability and bioavailability.
• Agrochemical Synthesis: Used in the research and development of next-generation herbicides, fungicides, and insecticides where the pentafluorosulfur and chloro groups contribute to biological activity.
• Ligand and Catalyst Development: Serves as a precursor for creating specialized ligands used in catalysis, leveraging the electron-withdrawing properties of the substituents.
• Material Science Research: Employed in the development of advanced polymers and functional materials with specific electronic or surface properties.
• Custom Synthesis & Contract Manufacturing: A critical starting material for fine chemical manufacturers offering bespoke synthesis services to the life sciences industry.

Basic Information

Product Name	3-Chloro-5-(Pentafluorosulfur)Phenylacetic Acid
CAS No.	1240257-84-4
Molecular Formula	C8H4ClF5O2S
Molecular Weight	294.63 g/mol
Synonyms	[3-Chloro-5-(pentafluoro-λ6-sulfanyl)phenyl]acetic acid; 2-[3-Chloro-5-(pentafluorosulfanyl)phenyl]acetic acid; 3-Chloro-5-(SF5)Phenylacetic Acid; (3-Chloro-5-pentafluorosulfanylphenyl)acetic acid; SF5-Phenylacetic Acid derivative; Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Every batch of 3-Chloro-5-(Pentafluorosulfur)Phenylacetic Acid is produced and tested under a strict quality management system. We employ advanced analytical techniques including HPLC, GC, NMR, and MS to ensure identity, purity, and consistency. A comprehensive Certificate of Analysis (COA) detailing all test results is provided with each shipment to guarantee it meets your research or production specifications.

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). Due to its nature as a strong acid/organic solvent, keep away from incompatible materials such as strong bases and oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Identification (NMR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Water Content (KF)	≤ 0.5%
Residue on Ignition	≤ 0.1%

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