Description

Benzeneacetic Acid,4-(Fluorosulfonyl)- is a versatile fluorosulfonyl-substituted aromatic acid derivative, serving as a critical building block in advanced organic synthesis. Its unique structure, featuring both a carboxylic acid and a reactive fluorosulfonyl group, makes it invaluable for introducing sulfonyl functionalities and creating complex molecular architectures. This high-purity intermediate is essential for researchers and manufacturers in the pharmaceutical and agrochemical sectors developing novel active ingredients.

Application

• Pharmaceutical Intermediate: Key synthon for the development of sulfonamide-based drugs, including enzyme inhibitors and receptor antagonists.
• Agrochemical Synthesis: Used in creating novel herbicides and fungicides with enhanced activity and selectivity.
• Material Science: Building block for specialty polymers and advanced materials requiring sulfonyl linkages.
• Chemical Research: A valuable reagent in medicinal chemistry for structure-activity relationship (SAR) studies and library synthesis.
• Dye and Pigment Industry: Intermediate in the synthesis of specialized colorants and functional dyes.

Basic Information

Product Name	Benzeneacetic Acid,4-(Fluorosulfonyl)-
CAS No.	402-57-3
Molecular Formula	C8H7FO4S
Molecular Weight	218.20 g/mol
Synonyms	4-(Fluorosulfonyl)phenylacetic Acid; (4-Fluorosulfonylphenyl)acetic Acid; p-(Fluorosulfonyl)phenylacetic Acid; 2-[4-(Fluorosulfonyl)phenyl]acetic Acid; 402-57-3; NSC 403106; Benzeneacetic acid, 4-(fluorosulfonyl)-; Fluorosulfonylphenylacetic acid
EINECS	206-947-6

Quality Control

Our Benzeneacetic Acid,4-(Fluorosulfonyl)- is manufactured under a strict quality management system. Each batch is subjected to comprehensive analytical testing, including HPLC for purity and identity confirmation by IR and NMR spectroscopy, to ensure it meets the high standards required for research and commercial synthesis. A detailed Certificate of Analysis (COA) is provided with every shipment, guaranteeing traceability and consistent quality for your critical applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). This compound is hygroscopic (moisture-sensitive); keep the container tightly 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%
Melting Point	Contact for details
Water Content (KF)	≤ 0.5%
Heavy Metals	< 10 ppm

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