Description

Trimethylene Sulfide (CAS NO 287-27-4) is a versatile sulfur-containing heterocyclic compound, a three-membered ring also known as thiirane. This high-purity building block is critical for introducing sulfur functionalities and modifying molecular properties in advanced synthesis. It is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and materials science sectors seeking to develop novel active ingredients or functional polymers.

Application

• Pharmaceutical Intermediates: Serves as a key synthon in the production of sulfur-containing drug candidates, including potential antibiotics and enzyme inhibitors.
• Agrochemical Synthesis: Used in the research and development of novel herbicides, fungicides, and insecticides where the thiirane ring acts as a reactive handle.
• Polymer Modification: Employed as a monomer or cross-linking agent to introduce sulfide linkages, altering the physical and chemical properties of specialty polymers.
• Ligand and Catalyst Development: Utilized in organometallic chemistry to create sulfur-donor ligands for catalytic systems.
• Organic Synthesis Building Block: Acts as an electrophile in ring-opening reactions for the synthesis of more complex thioethers and functionalized molecules.
• Materials Science Research: Investigated for use in the creation of novel organic electronic materials or self-assembled monolayers (SAMs).

Basic Information

Product Name	Trimethylene Sulfide
CAS No.	287-27-4
Molecular Formula	C2H4S
Molecular Weight	60.12 g/mol
Synonyms	Thiirane; Ethylene Sulfide; Episulfide; Dimethylene Sulfide; Thioethylene Oxide; Thiacyclopropane; 1,2-Epithioethane; 2,3-Dihydrothirene
EINECS	206-002-5

Quality Control

Our Trimethylene Sulfide is produced and handled under strict quality management protocols. Every batch undergoes comprehensive analytical testing, including GC and NMR analysis, to ensure high chemical purity and identity confirmation. A detailed Certificate of Analysis (COA) is provided with each shipment, guaranteeing traceability and compliance with your research or production specifications.

Storage

Preserve in a tightly closed container, protected from light. Due to its highly volatile nature, store in a cool, well-ventilated place, preferably at 2-8°C. Keep away from heat, sparks, and open flames. Containers must be kept tightly sealed when not in use to prevent evaporation and potential moisture ingress.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%

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