Description

2-Methyl-1,3-oxathiane (CAS NO 19134-37-3) is a versatile sulfur-containing heterocyclic compound that serves as a valuable intermediate and building block in advanced organic synthesis. Its unique structure, featuring both oxygen and sulfur atoms, makes it a key precursor for the development of flavor and fragrance components, pharmaceuticals, and agrochemicals. This compound is particularly sought after by research and development teams in the flavor & fragrance, pharmaceutical, and specialty chemical industries for creating novel molecules with specific organoleptic or biological properties.

Application

• Flavor and Fragrance Industry: A key intermediate in the synthesis of sulfur-containing aroma chemicals, contributing to savory, roasted, or meaty notes in food flavorings and perfumery.
• Pharmaceutical Intermediates: Serves as a crucial building block for the synthesis of more complex heterocyclic compounds with potential therapeutic applications.
• Agrochemical Synthesis: Used in the research and production of novel pesticides and herbicides, where the oxathiane ring can impart specific biological activity.
• Organic Synthesis & Research: A valuable reagent for chemists exploring new reaction pathways, cyclization reactions, and the development of chiral auxiliaries or ligands.
• Material Science: Investigated as a monomer or precursor for specialized polymers and functional materials.

Basic Information

Product Name	2-Methyl-1,3-oxathiane
CAS No.	19134-37-3
Molecular Formula	C5H10OS
Molecular Weight	118.20 g/mol
Synonyms	2-Methyl-1,3-oxathiane; 1,3-Oxathiane, 2-methyl-; 2-Methyl-1,3-oxathian; 2-Methyl-1,3-oxathiolane (common misnomer); 2-Methyl-1,3-oxathiole (related structure); 2-Methyl-1,3-oxathiepane (higher homologue); 2-Methyl-1,3-oxathiin (unsaturated analogue); Contact for additional trade names.
EINECS	Contact for details

Quality Control

Every batch of 2-Methyl-1,3-oxathiane is produced and tested under a strict quality management system to ensure consistency and reliability for your critical applications. We provide comprehensive Certificates of Analysis (COA) with each shipment, detailing key parameters such as identity, purity, and impurity profile. Our quality commitment aligns with cGMP principles where applicable, ensuring the material meets the stringent requirements of research and industrial-scale synthesis.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated place at room temperature (15-25°C). Due to its sensitivity to oxidation, it is recommended to store under an inert atmosphere (e.g., nitrogen or argon) for long-term preservation. Keep away from heat, sparks, and open flames.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to structure
Assay (GC)	≥ 95.0%
Water Content (KF)	≤ 0.5%
Related Substances (GC)	Report and control individual unspecified impurities

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