1,3-Propanesultone (CAS 1120-71-4) User Guide: Applications, Case Studies & Technical Insights
Table of Contents
1. Product Overview & Technical Specifications
1,3-Propanesultone (CAS 1120-71-4) is a cyclic sulfonic ester with molecular formula C₃H₆O₃S. Key parameters:
| Parameter | Specification | Comparison with 1,4-Butanesultone |
|---|---|---|
| Purity | ≥99.5% | +1.2% higher stability |
| Melting Point | 33-35°C | -7°C lower |
2. Key Applications of 1,3-Propanesultone
2.1 Lithium-Ion Battery Electrolytes
Improves cycle stability by forming stable SEI layers at 0.5-3% concentration.
2.2 Pharmaceutical Intermediates
Enables synthesis of sulfonated drug molecules with 92-97% reaction yield.
3. Industrial Use Cases
3.1 High-Voltage Battery Production
Implemented in 4.5V NMC811 cells showing 15% capacity retention improvement.
4. Client Success Stories
Case 1: Top-3 EV Battery Manufacturer (2023)
Achieved 400+ cycles at 4.4V with 1.8% 1,3-Propanesultone additive.
Case 2: European Pharma Leader
Reduced synthesis steps from 5 to 2 in anticoagulant API production.
5. Request Customized Solutions
Contact our technical team for application-specific formulations:
Email: info@vivalr.com
Phone: (86) 15866781826
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