Caprolactam
2-Oxepanone, CPL
- CAS
- 105-60-2
- EC
- 203-313-2
- Sectors
- Plastics & Polymers, Textiles, Leather & Paper
Caprolactam (CAS 105-60-2) is a white crystalline solid or colorless liquid monomer that serves as the primary raw material for nylon 6 production, is highly soluble in organic solvents and water, and is used in fibers, engineering plastics, coatings, synthetic resins and films.
Typical Properties
| Molecular formula | C6H11NO |
|---|---|
| Molecular weight | 113.16 g/mol |
| Form | Crystals or Flakes |
| Color | White |
| Odor | amine spicy |
| Melting point | 69.3 °C |
| Boiling point | 270 °C |
| Density | 1.02 g/cm³ |
| Water solubility | 4560 g/L (20 °C) |
| Flash point | 152 °C |
| pH | 7.0-8.5 (333g/l, H2O, 20°C) |
| GHS signal word | Warning · Irritant / harmful, Health hazard |
| HS code | 29337100 |
| Grades available | Technical Grade |
Typical literature values for identification; lot-specific results are stated on the certificate of analysis (COA) and the safety data sheet (SDS) that accompany every delivery.
Caprolactam
Applications
Used in fiber, engineering plastics, and coatings manufacturing. Also employed as a solvent and intermediate in synthetic resins and films.
Safety & Risks
Irritating to eyes and respiratory tract; handle in ventilated environments.
Packaging
Supplied in 25 kg bags or molten in tankers. Store cool, dry, and tightly sealed.