Description

1-Fluoro-4-(Methylsulfinyl)Benzene is a versatile organosulfur and organofluorine building block characterized by its sulfinyl and fluoro substituents on a benzene ring. This compound is highly valued in advanced organic synthesis for its role as a key intermediate in the development of pharmaceuticals and agrochemicals. It is essential for researchers and manufacturers in fine chemical, pharmaceutical, and material science industries seeking to introduce specific sulfur and fluorine functionalities into complex molecules.

Application

• Pharmaceutical Intermediate: A critical precursor in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing sulfoxide or sulfone moieties for therapeutic agents.
• Agrochemical Synthesis: Used in the development of novel herbicides, fungicides, and insecticides where the fluorine atom enhances biological activity and metabolic stability.
• Ligand and Catalyst Development: Serves as a starting material for creating chiral sulfoxide ligands used in asymmetric catalysis.
• Material Science Research: Employed in the synthesis of specialty polymers and advanced organic electronic materials due to its unique electronic properties.
• Fluorine Chemistry Studies: A valuable substrate for investigating nucleophilic aromatic substitution and other reactions involving activated aryl fluorides.
• Custom Synthesis and R&D: Provides a flexible building block for contract research organizations and academic laboratories exploring new chemical entities.

Basic Information

Product Name	1-Fluoro-4-(Methylsulfinyl)Benzene
CAS No.	658-14-0
Molecular Formula	C7H7FOS
Molecular Weight	158.19 g/mol
Synonyms	4-Fluorophenyl Methyl Sulfoxide; p-Fluorophenyl Methyl Sulfoxide; Methyl p-Fluorophenyl Sulfoxide; (4-Fluorophenyl)(methyl)sulfoxide; 1-Fluoro-4-methylsulfinylbenzene; 4-Fluoro Thioanisole S-Oxide
EINECS	Contact for details

Quality Control

Our 1-Fluoro-4-(Methylsulfinyl)Benzene is manufactured under strict quality management systems. Each batch undergoes comprehensive analytical testing, including HPLC, GC, NMR, and IR spectroscopy, to ensure high purity and consistent performance. We provide detailed Certificates of Analysis (COA) with every shipment, confirming compliance with customer specifications and industry standards for research and production use.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its sensitivity, the container should be kept under an inert atmosphere to prevent oxidation and moisture uptake. Keep away from strong oxidizing agents and bases.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	Contact for details
Loss on Drying	≤ 0.5%
Related Substances (HPLC)	Total impurities ≤ 2.0%

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