N-Ethyl-2-pyrrolidone CAS 2687-91-4
Chemical Name: N-Ethyl-2-pyrrolidone
CAS No.: 2687-91-4
Molecular Formula: C6H11NO
Molecular weight: 113.16
Appearance: Clear Liquid
Density: 0.992g/mLat 25°C(lit.)
Boiling point: 97°C20mm Hg(lit.)
related documents:
COA of N-Ethyl-2-pyrrolidone
TDS of N-Ethyl-2-pyrrolidone
Request for product documents
N-Ethyl-2-pyrrolidone (CAS 2687-91-4): Comprehensive Guide
Table of Contents
- Product Overview & Specifications
- Key Applications & Industry Uses
- Performance Comparison With Alternatives
- Operational Best Practices
- Real-World Case Studies
- Request Customized Quotation
1. Product Overview & Specifications
N-Ethyl-2-pyrrolidone (NEP), CAS 2687-91-4, is a polar aprotic solvent with the molecular formula C6H11NO. Key technical parameters:
| Parameter | Value |
|---|---|
| Appearance | Colorless to pale yellow liquid |
| Boiling Point | 218-220°C at 760 mmHg |
| Flash Point | 96°C (closed cup) |
| Density | 1.03 g/cm³ at 20°C |
| Vapor Pressure | 0.03 mmHg at 20°C |
2. Key Applications & Industry Uses
Primary Industrial Applications:
- Electronics Manufacturing: Photoresist stripping in semiconductor fabrication
- Pharmaceuticals: Reaction solvent for API synthesis
- Coatings Industry: High-performance polyimide coatings production
- Petrochemical: Gas treatment and lubricant additive
3. Performance Comparison With Alternatives
| Property | NEP | NMP | DMF |
|---|---|---|---|
| Boiling Point (°C) | 218-220 | 202-204 | 153 |
| Flash Point (°C) | 96 | 91 | 58 |
| Recycling Efficiency | 92-95% | 85-88% | 78-82% |
4. Operational Best Practices
Storage & Handling:
- Store in stainless steel or polyethylene containers
- Maintain temperature below 40°C
- Use nitrogen blanket for long-term storage
Safety Protocols:
- PPE Requirements: Chemical goggles, neoprene gloves
- Ventilation: Local exhaust ventilation required
- Spill Management: Absorb with inert material
5. Real-World Case Studies
Case Study 1: Semiconductor Manufacturer (Taiwan)
- Challenge: Residual photoresist removal in 7nm chip production
- Solution: NEP-based stripping formulation
- Results: 40% faster processing vs. NMP
Case Study 2: Pharmaceutical Company (Germany)
- Challenge: Solvent recovery in continuous API synthesis
- Solution: NEP with molecular sieve recycling
- Results: 92% solvent recovery rate
6. Request Customized Quotation
For technical specifications or bulk pricing:
- Email: info@vivalr.com
- Phone: (86) 15866781826
Request free sample or MSDS documentation:
- Custom purity grades available (99.5%-99.9%)
- Global shipping options
- Technical support included



评论
目前还没有评论。