Description

Propylene Sulfide is a versatile organosulfur compound widely used as a key chemical intermediate and building block in advanced synthesis. Its high reactivity, particularly as a sulfur donor, makes it invaluable for introducing sulfur-containing functional groups into target molecules. This product is essential for researchers and manufacturers in the pharmaceutical, agrochemical, and polymer industries seeking to develop novel compounds and materials.

Application

• Pharmaceutical Intermediate: Serves as a crucial building block for synthesizing active pharmaceutical ingredients (APIs) and drug candidates containing thioether or sulfide linkages.
• Agrochemical Synthesis: Used in the production of pesticides, herbicides, and fungicides where sulfur incorporation is required for biological activity.
• Polymer & Material Science: Acts as a monomer or modifier in the synthesis of specialty polymers, including polysulfides and materials with specific optical or electronic properties.
• Chemical Research & Development: Employed in organic synthesis laboratories for cyclization reactions, ligand synthesis, and the development of new synthetic methodologies.
• Flavor & Fragrance Industry: Utilized as a precursor for synthesizing certain sulfur-containing aroma compounds, contributing to complex flavor profiles.
• Lubricant & Fuel Additives: Functions as an intermediate in creating extreme-pressure additives and other performance-enhancing agents for industrial lubricants.

Basic Information

Product Name	Propylene Sulfide
CAS No.	1072-43-1
Molecular Formula	C3H6S
Molecular Weight	74.14 g/mol
Synonyms	2-Methylthiirane; 1,2-Epithiopropane; Propylene episulfide; Methylthiirane; 2-Methyloxirane, thio-; Propene sulfide; Thiirane, 2-methyl-; 2-Methylthiacyclopropane
EINECS	214-006-7

Quality Control

Our Propylene Sulfide is produced under stringent quality management systems to ensure batch-to-batch consistency and high purity. Each lot undergoes comprehensive analytical testing, including gas chromatography (GC) for assay and impurity profiling. A detailed Certificate of Analysis (COA) is provided with every shipment, confirming compliance with agreed specifications. We support cGMP and ISO 9001 standards for quality assurance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, well-ventilated area away from heat sources and incompatible materials. Due to its highly volatile nature, containers must be kept tightly sealed and upright. Recommended storage temperature is 2-8°C (refrigerated) for extended stability. Keep away from strong oxidizing agents.

Specification

Item	Specification
Appearance	Colorless to pale yellow liquid
Identification (IR)	Conforms to reference spectrum
Assay (GC)	≥ 98.0%
Water Content (KF)	≤ 0.5%
Specific Gravity (20°C)	0.95 - 0.98
Refractive Index (20°C)	1.480 - 1.490

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