CAS 71-41-0: 1-Pentanol (C5H12O)
Identity
| CAS Number | 71-41-0 |
| Molecular Formula | C5H12O |
| IUPAC Name | pentan-1-ol |
| Molecular Weight | 88.15 g/mol |
| SMILES | CCCCCO |
| Synonyms | n-amyl alcohol, pentyl alcohol, n-pentanol, amyl alcohol |
2D Structure
Physical Properties
| Density | 0.814 g/mL at 25°C |
| Boiling Point | 138.0°C |
| Melting Point | -78.0°C |
| Flash Point | 49.0°C |
| Vapor Pressure | 0.3 kPa at 20°C |
| Refractive Index | nD = 1.41 |
| Dielectric Constant | ε = 13.9 |
Safety & GHS Classification
FlammableIrritant
- H226: Flammable liquid and vapor
- H315: Causes skin irritation
- H319: Causes serious eye irritation
- H332: Harmful if inhaled
- H335: May cause respiratory irritation
Storage: Store in cool, well-ventilated area. Keep away from ignition sources and strong oxidizers. Use explosion-proof electrical equipment.
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 lacquers
- Chemical intermediate for amyl esters
- Flavor and fragrance compounding
- Lubricant additive
- Extraction solvent in pharmaceutical manufacturing
- Plasticizer intermediate
External References: PubChem
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