CAS · 3741-38-6
Product Overview
Glycol sulfite is a high-purity battery-materials supplied for industrial and specialty chemical applications. Contact our team for specifications, packaging options and lead times.
Product Specifications
| Purity (GC): | 99.9% min |
|---|---|
| Water: | 100 ppm max |
| Ethylene chlorohydrin: | 500 ppm max |
Applications
1. Electrolyte Additive in Lithium-Ion Batteries
Glycol sulfite is used as an electrolyte additive to improve:
SEI (Solid Electrolyte Interphase) formation
Cycling stability
Electrochemical performance, particularly at low temperatures
Functions by reacting preferentially at the anode to form a stable, protective layer that reduces further solvent decomposition.
2. Solvent and Co-Solvent
It acts as a polar aprotic solvent with high dielectric constant, useful in:
Electrolyte formulations
Chemical reactions requiring good ion solvation
Industrial cleaning and degreasing operations
3. Intermediate in Organic Synthesis
Can serve as a reagent for introducing sulfite groups into molecules.
Used in research for sulfur-containing heterocycle synthesis and functionalization of alcohols or diols.
4. Reagent for Polymer Chemistry
Its cyclic structure and reactive sulfite group can be explored for modifying polymer backbones or introducing crosslinking points.
Investigated for use in functional polymers or battery-compatible materials.
Benefits
Cyclic Stability: Five-membered ring structure offers relative thermal stability and controlled reactivity.
High Polarity: Enhances its solvent properties, particularly for ionic and polar organic species.
Reactivity with Nucleophiles: The sulfite ring can be opened by nucleophiles (e.g., amines, alcohols), offering routes to new functional materials.
Conclusion
A concise summary and suitability assessment for this product is available on request. Contact our team to discuss whether it fits your process and quality requirements.