Description

Benzoic Acid, 3-Fluoro-4-Mercapto- is a specialized fluorinated and thiolated derivative of benzoic acid, serving as a high-value synthetic intermediate. Its unique structure, featuring both fluorine and a thiol group, makes it a critical building block for constructing complex molecules in advanced research and development. This compound is primarily sought by the pharmaceutical and agrochemical industries for the synthesis of novel active ingredients, where its specific substitution pattern enables precise modulation of biological activity and physicochemical properties.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates, particularly in areas requiring fluorine and sulfur bioisosteres for enhanced metabolic stability and receptor binding.
• Agrochemical Synthesis: Building block for developing new-generation herbicides, fungicides, and pesticides with improved efficacy and environmental profiles.
• Ligand and Catalyst Development: Used in organometallic chemistry to create specialized ligands for catalysis, leveraging the thiol group for metal coordination.
• Material Science Research: Intermediate for synthesizing functionalized polymers or organic electronic materials where fluorine and thiol groups impart specific properties.
• Chemical Biology Probes: Serves as a scaffold for developing molecular probes and diagnostic agents due to its reactive thiol functionality.

Basic Information

Product Name	Benzoic Acid, 3-Fluoro-4-Mercapto-
CAS No.	244606-36-8
Molecular Formula	C7H5FO2S
Molecular Weight	172.18 g/mol
Synonyms	3-Fluoro-4-mercaptobenzoic acid; 4-Sulfanyl-3-fluorobenzoic acid; 3-Fluoro-4-sulfanylbenzoic acid; 3-Fluoro-4-thiolbenzoic acid; 3-Fluoro-4-hydroxybenzenecarbothioic acid (tautomeric form); 3-Fluoro-4-mercapto-benzoic acid; 3-Fluoro-4-thiobenzoic acid
EINECS	Contact for details

Quality Control

Our Benzoic Acid, 3-Fluoro-4-Mercapto- is produced under strict quality management protocols to ensure batch-to-batch consistency and high purity. We provide comprehensive analytical data, including HPLC purity, identity confirmation (IR, NMR), and impurity profiling. A Certificate of Analysis (COA) is supplied with each batch, detailing all relevant specifications. Our quality systems support development and cGMP manufacturing requirements for advanced intermediates.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at a controlled room temperature (15-25°C) in a cool, dry, and well-ventilated place. Due to its sensitivity to oxidation and light, minimize exposure to air and light during handling. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
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.