Description

1,2-Oxathietane CAS NO 287-37-6 is a specialized heterocyclic organic compound containing both sulfur and oxygen within a four-membered ring structure. This unique molecular architecture makes it a valuable intermediate and research chemical for advanced synthetic chemistry and materials science. It is primarily sought by R&D chemists and process engineers in the pharmaceutical, agrochemical, and polymer industries for developing novel compounds and functional materials.

Application

• Pharmaceutical Intermediate: Serves as a key building block in the synthesis of novel active pharmaceutical ingredients (APIs), particularly those requiring sulfur-containing heterocycles.
• Agrochemical Research: Used in the development of new herbicides, fungicides, and insecticides, leveraging its reactive ring system.
• Polymer & Material Science: Acts as a monomer or cross-linking agent for creating polymers with specific thermal or chemical resistance properties.
• Ligand & Catalyst Synthesis: Employed in the preparation of specialized ligands for catalysis and metal-organic frameworks (MOFs).
• Chemical Synthesis Reagent: Utilized in organic synthesis for ring-opening reactions and as a precursor to other sulfur-oxygen functional groups.
• Academic & Industrial R&D: A critical compound for fundamental research in heterocyclic chemistry and reaction mechanism studies.

Basic Information

Product Name	1,2-Oxathietane
CAS No.	287-37-6
Molecular Formula	C2H4OS
Molecular Weight	76.12 g/mol
Synonyms	1,2-Oxathietane; 1,2-Oxathiolane-1-oxide (tautomer); 1,2-Oxathiolane 1-oxide; 3-Hydroxy-1,2-oxathietane 2-oxide; Ethylene sulfite; 1,2-Oxathietane 2-oxide; Sulfurane S-oxide; Thiirane 1-oxide (related structure)
EINECS	Contact for details

Quality Control

Our 1,2-Oxathietane is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatography and spectroscopy, to ensure identity, purity, and consistency. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO 9001 standards for research and industrial applications.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at a controlled room temperature (15-25°C). Keep away from heat, sparks, and open flame. Due to its reactive nature, it should be stored separately from strong oxidizing agents, strong acids, and strong bases.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Purity (GC/HPLC)	≥ 95.0%
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.