Description

3-Bromo-2-Fluoro-5-(Chlorosulfonyl)Benzoic Acid is a high-value, multi-functional aromatic building block designed for advanced synthetic chemistry. This compound is engineered to serve as a critical intermediate in the development of complex, high-performance molecules, offering precise reactivity for targeted functionalization. It is primarily sought after by research and development teams in the pharmaceutical and agrochemical sectors for constructing novel active ingredients and fine-tuning molecular properties.

Application

• Pharmaceutical Intermediate: A key synthon for the synthesis of active pharmaceutical ingredients (APIs), particularly in the development of fluorinated and halogenated drug candidates.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and pesticides, leveraging its halogen and sulfonyl chloride groups for bioactivity.
• Material Science Research: Serves as a precursor for functionalized polymers, liquid crystals, and advanced organic electronic materials.
• Chemical Biology Probes: Employed in the design and synthesis of molecular probes and tags for studying biological systems and diagnostic applications.
• Custom Synthesis & Contract Manufacturing: An essential starting material for custom synthesis houses and CDMOs (Contract Development and Manufacturing Organizations) serving the life sciences industry.

Basic Information

Product Name	3-Bromo-2-Fluoro-5-(Chlorosulfonyl)Benzoic Acid
CAS No.	1242339-96-3
Molecular Formula	C7H3BrClFO4S
Molecular Weight	317.52 g/mol
Synonyms	3-Bromo-2-fluoro-5-(chlorosulfonyl)benzoic acid; 5-(Chlorosulfonyl)-3-bromo-2-fluorobenzoic acid; Benzoic acid, 3-bromo-2-fluoro-5-(chlorosulfonyl)-; 1242339-96-3; 3-Bromo-2-fluoro-5-chlorosulfonylbenzoic acid
EINECS	Contact for details

Quality Control

Every batch of 3-Bromo-2-Fluoro-5-(Chlorosulfonyl)Benzoic Acid is manufactured and tested under a strict quality management system. We provide comprehensive analytical data to ensure the material meets the precise requirements for advanced synthetic applications. A detailed Certificate of Analysis (COA) is supplied with each shipment, confirming identity, purity, and conformity to agreed specifications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive) and should be handled under dry conditions to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 97.0%
Related Substances (HPLC)	Total impurities ≤ 3.0%
Water Content (KF)	≤ 1.0%
Residue on Ignition	≤ 0.1%

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