15-Crown-5 (CAS 33100-27-5) Technical Guide
Table of Contents
- Product Specifications & Comparative Analysis
- Functional Applications
- Operational Guidelines
- Industry Case Studies
- Client Success Stories
- Commercial Inquiry
1. Product Specifications & Comparative Analysis
| Parameter | 15-Crown-5 | Competitor A | Competitor B |
|---|---|---|---|
| CAS Number | 33100-27-5 | N/A | N/A |
| Molecular Formula | C10H20O5 | C12H24O6 | C8H16O4 |
| Molecular Weight | 220.26 g/mol | 248.32 g/mol | 176.21 g/mol |
| Appearance | Colorless to pale yellow liquid | White crystalline | Clear liquid |
| Melting Point | -20°C | 38-39.5°C | -15°C |
| Storage | -20°C refrigeration | Room temperature | 4°C |
2. Functional Applications
Coordination Chemistry
Forms stable complexes with alkali metals (Na+ selectivity: Kd = 103-104), enabling:
- Phase-transfer catalysis efficiency: 85-92% yield improvement
- Ion-selective electrode membranes with Nernstian response (50-55 mV/decade)
Industrial Separation
- Metal recovery rates: 98.5% for Na+ in lithium brine processing
- Rare earth element purification: 99.9% purity achievement
Advanced Material Synthesis
- Polymer electrolyte enhancement: 3x ionic conductivity increase
- Nanoparticle stabilization: <50 nm size distribution
3. Operational Guidelines
| Application | Concentration | Solvent Compatibility | Optimal Temperature |
|---|---|---|---|
| Ion Extraction | 0.1-0.5 M | Dichloromethane/Chloroform | 25-40°C |
| Catalysis | 5-10 mol% | THF/Acetonitrile | 60-80°C |
4. Industry Case Studies
Pharmaceutical Intermediate Purification
Client: Top 10 API manufacturer
Challenge: 92% purity limitation in sodium-containing intermediates
Solution: 0.3M 15-Crown-5 in toluene extraction system
Outcome: 99.5% final purity with 40% process time reduction
Battery Material Synthesis
Client: Lithium-ion battery producer
Application: Sodium ion suppression in electrolyte
Result: 300-cycle stability improvement (85% capacity retention)
5. Client Success Stories
Case 1: Specialty Chemical Producer
- Location: Shanghai, China
- Application: Potassium-sodium separation
- Throughput: 15 tons/month
- Performance: 99.2% separation efficiency maintained for 18 months
Case 2: European Research Institute
- Application: Molecular sensor development
- Key Metric: 10-8 M detection limit for Na+
- Outcome: 3 patents filed within 2 years
6. Commercial Inquiry
Available Specifications:
- Standard Grades: 99%, 99.5%, 99.9% purity
- Packaging: 1kg, 5kg, 25kg sealed containers
- Customization: Concentration solutions (0.1M-2.0M)
Contact Technical Team:
Email: info@vivalr.com
Tel: (86) 15866781826
Request SDS & COA: Available within 24h



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