Description

1,1-Dioxo-Tetrahydro-1Lambda*6*-Thiophen-3-One CAS NO 17115-51-4 is a high-purity sulfone derivative, specifically a cyclic sulfone, valued for its role as a versatile synthetic intermediate and building block in advanced organic chemistry. Its unique structure makes it a critical precursor for the development of pharmaceuticals, agrochemicals, and specialty materials. This compound is essential for research and development chemists and production facilities focused on creating novel active ingredients and functional molecules.

Application

• Pharmaceutical Intermediate: A key building block in the synthesis of active pharmaceutical ingredients (APIs), particularly those containing sulfone or heterocyclic motifs.
• Agrochemical Synthesis: Used in the research and production of advanced herbicides, fungicides, and plant growth regulators.
• Material Science Research: Serves as a monomer or precursor for developing polymers and specialty materials with specific thermal or chemical resistance properties.
• Organic Synthesis & Catalysis: Employed as a reagent or ligand scaffold in catalytic reactions and complex multi-step synthetic routes.
• Chemical Research & Development: A valuable tool for medicinal chemistry and process chemistry in discovering new compounds and optimizing synthetic pathways.

Basic Information

Item	Detail
Product Name	1,1-Dioxo-Tetrahydro-1Lambda*6*-Thiophen-3-One
CAS No.	17115-51-4
Molecular Formula	C4H6O3S
Molecular Weight	134.15 g/mol
Synonyms	3-Sulfolene; 2,5-Dihydrothiophene-1,1-dioxide; 2,5-Dihydrothiophene 1,1-dioxide; Butadiene sulfone; 1,1-Dioxo-2,5-dihydrothiophene; 3-Sulfolene; Sulfol-3-ene; Thiophene-3-one, 1,1-dioxo-tetrahydro-1λ⁶-
EINECS	241-179-7

Quality Control

Our 1,1-Dioxo-Tetrahydro-1Lambda*6*-Thiophen-3-One is manufactured under strict quality management systems. Each batch undergoes rigorous analytical testing to ensure identity, purity, and consistency. Certificates of Analysis (COA) documenting key parameters are available for every shipment to support your quality assurance protocols.

Storage

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

Specification

Item	Specification
Appearance	White to off-white crystalline powder
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Melting Point	64 - 67 °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.