Description

3-Tosyl-2,5-Dihydrothiophene 1,1-Dioxide is a high-value, specialized sulfone derivative that serves as a critical synthetic intermediate in advanced organic chemistry. Its unique structure, featuring both a tosyl protecting group and a reactive dihydrothiophene dioxide moiety, makes it indispensable for constructing complex heterocyclic frameworks and functionalized molecules. This compound is primarily sought after by research chemists and process development scientists in the pharmaceutical, agrochemical, and advanced materials sectors for the synthesis of novel active ingredients and functional polymers.

Application

• Pharmaceutical Intermediate: Key building block in the synthesis of novel drug candidates, particularly those containing sulfur heterocycles or requiring specific stereochemistry.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides that leverage its sulfone functionality for enhanced bioactivity.
• Material Science: Serves as a monomer or precursor for synthesizing specialty polymers and advanced organic electronic materials.
• Organic Synthesis Reagent: Employed in cycloaddition reactions, as a dienophile in Diels-Alder chemistry, and for introducing sulfonyl groups into complex molecules.
• Chemical Biology Probes: Utilized in the design and synthesis of molecular probes for studying enzyme mechanisms and protein interactions.
• Academic & Industrial R&D: A valuable tool for methodological development and exploring new reaction pathways in synthetic chemistry laboratories.

Basic Information

Product Name	3-Tosyl-2,5-Dihydrothiophene 1,1-Dioxide
CAS No.	69451-79-2
Molecular Formula	C11H12O4S2
Molecular Weight	272.34 g/mol
Synonyms	2,5-Dihydro-3-[(4-methylphenyl)sulfonyl]thiophene 1,1-Dioxide; 3-(p-Toluenesulfonyl)-2,5-dihydrothiophene 1,1-Dioxide; 3-(Tosyl)-2,5-dihydrothiophene-1,1-dioxide; 2,5-Dihydro-3-tosylthiophene-1,1-dioxide; 3-Tosyl-2,5-dihydrothiophene-1,1-dioxide; 3-(4-Methylbenzenesulfonyl)-2,5-dihydrothiophene 1,1-dioxide
EINECS	Contact for details

Quality Control

Every batch of 3-Tosyl-2,5-Dihydrothiophene 1,1-Dioxide is produced and analyzed under strict quality management protocols to ensure consistency and purity for research and development applications. Our products undergo rigorous quality testing to ensure compliance with industry standards. Certificates of Analysis (COA) are available upon request, detailing key parameters such as purity, identity, and impurity profiles.

Storage

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

Specification

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