Description

3-Ethyl-2,5-Dihydrothiophene-1,1-Dioxide is a specialized sulfone derivative, a high-purity chemical intermediate of significant importance in advanced organic synthesis. Its unique cyclic structure makes it a valuable building block for the development of novel pharmaceuticals, agrochemicals, and functional materials. This compound is primarily sought by R&D chemists and process development scientists in the fine chemical, pharmaceutical, and agrochemical industries for constructing complex molecular architectures.

Application

• Pharmaceutical Intermediate: A key synthon in the synthesis of novel drug candidates, particularly those containing sulfone or heterocyclic motifs.
• Agrochemical Synthesis: Used in the research and development of new-generation pesticides and herbicides.
• Material Science: Serves as a precursor for specialty polymers and advanced organic electronic materials.
• Organic Synthesis Building Block: Employed in cycloaddition reactions and as a scaffold for creating complex, sulfur-containing heterocycles.
• Ligand and Catalyst Development: Utilized in the design of novel chiral ligands and organocatalysts for asymmetric synthesis.

Basic Information

Product Name	3-Ethyl-2,5-Dihydrothiophene-1,1-Dioxide
CAS No.	62157-91-9
Molecular Formula	C6H10O2S
Molecular Weight	146.21 g/mol
Synonyms	3-Ethyl-2,5-dihydrothiophene 1,1-dioxide; 3-Ethyl-2,5-dihydrothiophene-1,1-dioxide; 3-Ethyl-2,5-dihydrothiophene sulfone; 3-Ethyl-2,3-dihydrothiophene 1,1-dioxide; 3-Ethyl-2,5-dihydrothiophene S,S-dioxide
EINECS	Contact for details

Quality Control

Our products undergo rigorous quality testing to ensure compliance with industry standards. We provide material with typical purities exceeding 97% (by HPLC/NMR), tailored to meet specific research and development requirements. Each batch is supported by a comprehensive Certificate of Analysis (COA) detailing identity, purity, and impurity profiles. Certificates of Analysis (COA) are available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated place at room temperature (15-25°C). Keep away from strong oxidizing agents and strong bases.

Specification

Item	Specification
Appearance	White to off-white solid
Identification (IR)	Conforms to structure
Purity (HPLC)	≥ 97.0%
Melting Point	Contact for details
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.