Description

Fenson is a specialized organosulfur compound with significant utility as a chemical intermediate in advanced synthesis. Its unique structure makes it valuable for constructing complex molecules in research and industrial processes. This product is essential for manufacturers and R&D laboratories in the pharmaceutical, agrochemical, and specialty chemical sectors seeking reliable, high-purity building blocks.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of active pharmaceutical ingredients (APIs) and novel drug candidates.
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and fungicides, contributing to crop protection solutions.
• Chemical Research & Development: Serves as a versatile reagent in organic synthesis for exploring new chemical entities and reaction pathways.
• Material Science: Potential precursor in the development of specialty polymers, ligands, or functional materials.
• Fine Chemical Production: Employed in the manufacture of dyes, pigments, and other performance chemicals.

Basic Information

Product Name	Fenson
CAS No.	80-38-6
Molecular Formula	C12H10O2S
Molecular Weight	218.27 g/mol
Synonyms	Fenson; p-Chlorophenyl phenyl sulfone; 4-Chlorophenyl phenyl sulfone; 1-Chloro-4-(phenylsulfonyl)benzene; Bis(p-chlorophenyl) sulfone (common mis-association); NSC 1761; Sulfone, p-chlorophenyl phenyl-; Benzene, 1-chloro-4-(phenylsulfonyl)-
EINECS	201-273-9

Quality Control

Our Fenson is produced under a strict quality management system. Each batch undergoes comprehensive analytical testing, including identity confirmation, purity assay, and impurity profiling, to ensure it meets exacting standards for research and industrial use. A Certificate of Analysis (COA) detailing all test results is provided with every shipment to guarantee traceability and consistency.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from heat, sparks, and open flame.

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	92 - 96 °C
Loss on Drying	≤ 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.