CAS 71-23-8: 1-Propanol (C3H8O)
Identity
| CAS Number | 71-23-8 |
| Molecular Formula | C3H8O |
| IUPAC Name | propan-1-ol |
| Molecular Weight | 60.1 g/mol |
| SMILES | CCCO |
| Synonyms | n-propanol, propyl alcohol, n-propyl alcohol, propan-1-ol |
2D Structure
Physical Properties
| Density | 0.803 g/mL at 25°C |
| Boiling Point | 97.0°C |
| Melting Point | -126.0°C |
| Flash Point | 23.0°C |
| Vapor Pressure | 2.1 kPa at 20°C |
| Refractive Index | nD = 1.385 |
| Dielectric Constant | ε = 20.8 |
Safety & GHS Classification
FlammableIrritant
- H225: Highly flammable liquid and vapor
- H319: Causes serious eye irritation
- H336: May cause drowsiness or dizziness
Storage: Store in tightly sealed container away from heat and ignition sources. Use explosion-proof ventilation. Keep away from strong oxidizers.
Material Compatibility Matrix
Plastics
| Material | Rating |
|---|---|
| PTFE | Excellent |
| PVC | Fair |
| PE | Good |
| PP | Good |
| PEEK | Excellent |
| PVDF | Good |
Rubbers
| Material | Rating |
|---|---|
| Viton | Good |
| NBR | Good |
| EPDM | Excellent |
| Silicone | Good |
| FKM | Good |
Metals
| Material | Rating |
|---|---|
| Stainless 316 | Excellent |
| Aluminum | Excellent |
| Copper | Excellent |
| Brass | Excellent |
Applications
- Solvent for coatings and printing inks
- Chemical intermediate for n-propyl acetate production
- Antifreeze component
- Cosmetics and personal care products
- Pharmaceutical processing solvent
- Adhesive solvent
External References: PubChem