Description

Phenol, 3,5-Difluoro-4-Mercapto- (9Ci) is a specialized fluorinated phenol derivative featuring a reactive thiol (-SH) group. This unique bifunctional structure makes it a valuable high-purity building block for synthesizing advanced materials and active pharmaceutical ingredients (APIs). It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical, agrochemical, and material science sectors.

Application

• Pharmaceutical Intermediate: A key precursor in the synthesis of novel drug candidates, particularly those requiring fluorinated aromatic scaffolds for enhanced metabolic stability and bioavailability.
• Agrochemical Synthesis: Used in the development of advanced pesticides and herbicides, where the fluorine atoms and thiol group contribute to biological activity and environmental persistence.
• Liquid Crystal & OLED Material Production: Serves as a building block for creating fluorinated aromatic cores in electronic display and lighting materials.
• Polymer Modification: Acts as a functional monomer or cross-linking agent to introduce fluorine and sulfur moieties into specialty polymers, altering their surface and chemical resistance properties.
• Ligand Synthesis for Catalysis: Employed in the preparation of sophisticated ligands for metal-organic catalysts used in fine chemical and asymmetric synthesis.
• Chemical Research & Development: A versatile reagent for academic and industrial R&D exploring new reactions and properties of fluorinated thiophenols.

Basic Information

Product Name	Phenol, 3,5-Difluoro-4-Mercapto- (9Ci)
CAS No.	581793-28-4
Molecular Formula	C6H4F2OS
Molecular Weight	162.16 g/mol
Synonyms	4-Mercapto-3,5-difluorophenol; 3,5-Difluoro-4-mercaptophenol; 3,5-Difluoro-4-hydroxybenzenethiol; 4-Hydroxy-3,5-difluorobenzenethiol; 3,5-Difluoro-4-sulfanylphenol; 2,6-Difluoro-4-mercaptophenol (alternate numbering); DFMP (abbreviation)
EINECS	Contact for details

Quality Control

Our Phenol, 3,5-Difluoro-4-Mercapto- (9Ci) is produced under strict quality management systems. Each batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high chemical purity and identity confirmation. Certificates of Analysis (COA) detailing purity, impurity profiles, and physical data are provided with every shipment to support your quality assurance and regulatory compliance needs.

Storage

Preserve in a tightly closed container, protected from light. Store under an inert atmosphere (e.g., nitrogen or argon) at 2-8°C to minimize oxidation and degradation. Keep the container in a cool, dry, well-ventilated place, away from incompatible materials such as strong oxidizing agents.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	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.