Description

1,3-Oxathiepin (CAS NO 15599-76-5) is a specialized heterocyclic organic compound featuring a unique seven-membered ring structure containing both oxygen and sulfur atoms. This distinct molecular architecture makes it a valuable intermediate in advanced organic synthesis and materials science research. It is primarily sought after by R&D chemists and process development scientists in the pharmaceutical, agrochemical, and specialty polymer industries for constructing complex molecular frameworks.

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 Synthesis: Used in the research and development of new herbicides, fungicides, and insecticides, leveraging its reactive ring system.
• Ligand & Catalyst Development: Acts as a precursor for creating novel chelating ligands and organocatalysts in asymmetric synthesis.
• Material Science Research: Investigated as a monomer or additive for developing polymers with specific electronic or thermal properties.
• Organic Synthesis Building Block: Employed in cycloaddition reactions and ring-expansion methodologies to access other complex sulfur-oxygen heterocycles.
• Chemical Biology Probes: Utilized in the design of molecular probes for studying biological pathways involving sulfur metabolism.

Basic Information

Product Name	1,3-Oxathiepin
CAS No.	15599-76-5
Molecular Formula	C5H8OS
Molecular Weight	116.18 g/mol
Synonyms	1,3-Oxathiepin; 1-Oxa-3-thiepin; 2,3,4,5-Tetrahydro-1,3-oxathiepin; 1,3-Oxathiepine; 1,3-Oxathiepin, 4,5-dihydro-; 4,5-Dihydro-1,3-oxathiepin; 1,3-Oxathiepin, 2,3,4,5-tetrahydro-
EINECS	Contact for details

Quality Control

Our 1,3-Oxathiepin 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 development applications. A Certificate of Analysis (COA) detailing specific results for purity, identity, and impurities is provided with every shipment.

Storage

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

Specification

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

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