Description

3,3,4,4-Tetrachlorotetrahydrothiophene 1,1-Dioxide is a high-purity, specialized organosulfur compound with the CAS number 3737-41-5. This chemical serves as a critical building block and intermediate in advanced organic synthesis, valued for its unique chlorinated sulfone structure. It is primarily utilized by research institutions and industrial manufacturers in the pharmaceutical and agrochemical sectors for developing novel active ingredients and complex molecules.

Application

• Pharmaceutical Intermediate: Key precursor in the synthesis of novel drug candidates and active pharmaceutical ingredients (APIs), particularly those requiring complex sulfone or chlorinated heterocyclic motifs.
• Agrochemical Synthesis: Used in the research and development of advanced pesticides, herbicides, and fungicides, where its structure contributes to biological activity.
• Organic Synthesis Building Block: A versatile reagent for constructing complex molecular architectures in academic and industrial research laboratories.
• Material Science Research: Investigated as a monomer or additive in the development of specialized polymers and advanced materials with specific electronic or chemical properties.
• Chemical Intermediate for Dyes & Pigments: Employed in the synthesis of specialized dyes and high-performance pigments.

Basic Information

Product Name	3,3,4,4-Tetrachlorotetrahydrothiophene 1,1-Dioxide
CAS No.	3737-41-5
Molecular Formula	C4H4Cl4O2S
Molecular Weight	259.95 g/mol
Synonyms	Tetrachlorothiophene 1,1-Dioxide; 3,3,4,4-Tetrachlorotetrahydrothiophene S,S-Dioxide; Perchlorotetrahydrothiophene 1,1-Dioxide; Tetrachlorosulfolane; 1,1-Dioxo-3,3,4,4-tetrachlorotetrahydrothiophene; 3,3,4,4-Tetrachlorothiolane 1,1-Dioxide
EINECS	223-112-9

Quality Control

Our 3,3,4,4-Tetrachlorotetrahydrothiophene 1,1-Dioxide is manufactured under strict quality management systems. Every batch undergoes rigorous analytical testing, including HPLC, GC, and NMR, to ensure high purity and consistency. A comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles is provided with each shipment to support your quality assurance protocols.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). Keep away from strong bases and reducing agents. For long-term storage, consider an inert atmosphere to maintain product integrity.

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%
Residue on Ignition	≤ 0.1%
Heavy Metals	≤ 10 ppm

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