Description

1,3-Oxathietane CAS NO 30726-05-7 is a specialized heterocyclic organic compound containing both oxygen and sulfur within a four-membered ring structure. This unique molecular architecture makes it a valuable intermediate and building block in advanced organic synthesis, particularly for the development of novel pharmaceuticals and agrochemicals. It is primarily sought by research and development chemists, process development scientists, and manufacturers in the fine chemical, pharmaceutical, and agrochemical sectors.

Application

• Pharmaceutical Intermediate: Serves as a key synthon in the synthesis of novel drug candidates, especially those requiring sulfur-containing heterocycles.
• Agrochemical Synthesis: Used as a precursor in the development of new pesticides, herbicides, and fungicides with unique modes of action.
• Material Science Research: Investigated as a monomer or precursor for polymers with specific optical or electronic properties.
• Ligand and Catalyst Development: Employed in the creation of novel ligands for transition metal catalysis due to its sulfur donor capability.
• Organic Synthesis Building Block: Utilized in cycloaddition reactions and ring-opening polymerizations to construct complex molecular frameworks.
• Chemical Research & Development: A critical reagent for methodological studies and exploring new synthetic pathways in academic and industrial labs.

Basic Information

Product Name	1,3-Oxathietane
CAS No.	30726-05-7
Molecular Formula	C2H4OS
Molecular Weight	76.12 g/mol
Synonyms	1,3-Oxathietane; Oxathietane; 1-Oxa-3-thiacyclobutane; 1,3-Oxathiolane (incorrect but common misnomer); Thiirane, 1,1-dioxide (related); Ethylene sulfite (related structure); Contact for additional synonyms.
EINECS	Contact for details

Quality Control

Our 1,3-Oxathietane is produced under strict quality management protocols. Each batch undergoes comprehensive analytical testing, including chromatographic purity analysis and structural confirmation, to ensure it meets the high standards required for research and process chemistry. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay purity and identity.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at controlled room temperature (typically 15-25°C). Keep away from heat, sparks, and open flame. Due to its light-sensitive nature, containers should be amber glass or otherwise opaque.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Purity (GC/HPLC)	≥ 95.0% (Research Grade)
Water Content (KF)	≤ 0.5%

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