In the vast landscape of specialty chemicals, understanding the properties and applications of key compounds is vital for innovation and efficient production. 4-methyl-1,3,2-dioxathiolane 2-oxide (CAS 1469-73-4), often referred to as propylene sulfite, is a cyclic sulfite ester that has garnered significant attention due to its unique chemical characteristics and critical roles in advanced industries. As a leading manufacturer and supplier based in China, we are dedicated to providing high-quality propylene sulfite to meet the diverse needs of our global clientele.

At its core, 4-methyl-1,3,2-dioxathiolane 2-oxide is characterized by its cyclic structure containing a sulfur atom, a key feature that dictates its reactivity and applications. It is typically found as a colorless liquid, and its molecular formula is C3H6O3S. This compound is prized for its high purity, often exceeding 99%, which is essential for its performance in sensitive applications. Its boiling point is approximately 92°C at 40 Torr, and its density is around 1.293 at 25°C, providing crucial parameters for handling and formulation.

The primary application driving demand for 4-methyl-1,3,2-dioxathiolane 2-oxide is its use as an additive in lithium-ion battery electrolytes. In this capacity, it plays a dual role: it enhances the formation of a stable Solid Electrolyte Interphase (SEI) layer, thereby preventing electrolyte decomposition and extending the battery's lifespan. Simultaneously, it contributes to improved ionic conductivity, which is vital for efficient charge and discharge cycles, leading to better battery performance and faster charging capabilities. For battery manufacturers, securing a consistent supply of this high-performance additive is a strategic imperative.

Beyond battery technology, propylene sulfite also serves as a valuable intermediate in various organic synthesis processes. Its reactivity allows it to be employed in the creation of complex sulfur-containing compounds, finding utility in pharmaceuticals, agrochemicals, and other fine chemical sectors. Researchers also utilize it in exploring new electrochemical systems and material science advancements.

As a manufacturer, we understand the importance of reliability and quality. We offer 4-methyl-1,3,2-dioxathiolane 2-oxide with stringent quality control, ensuring it meets international standards. Our efficient production processes and robust supply chain enable us to offer competitive pricing and support for direct online purchase. For companies looking to buy this crucial chemical, our facility in China provides a dependable source, backed by technical expertise and a commitment to customer satisfaction. Inquire about our bulk pricing and sampling options to integrate this versatile compound into your operations.