CAS 96-22-0: 3-Pentanone (C5H10O)
Identity
| CAS Number | 96-22-0 |
| Molecular Formula | C5H10O |
| IUPAC Name | pentan-3-one |
| Molecular Weight | 86.13 g/mol |
| SMILES | CCC(=O)CC |
| Synonyms | diethyl ketone, DEK, 3-pentanone, dimethylacetone, propione |
2D Structure
Physical Properties
| Density | 0.814 g/mL at 25°C |
| Boiling Point | 102.0°C |
| Melting Point | -39.0°C |
| Flash Point | 13.0°C |
| Vapor Pressure | 2.0 kPa at 20°C |
| Refractive Index | nD = 1.392 |
| Dielectric Constant | ε = 17.0 |
Safety & GHS Classification
FlammableIrritant
- H225: Highly flammable liquid and vapor
- H319: Causes serious eye irritation
- H335: May cause respiratory irritation
- H336: May cause drowsiness or dizziness
Storage: Store in cool, well-ventilated area. Keep away from heat, sparks, and open flames. Ground/bond containers. Use explosion-proof 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 | Fair |
| EPDM | Good |
| Silicone | Fair |
| FKM | Good |
Metals
| Material | Rating |
|---|
| Stainless 316 | Excellent |
| Aluminum | Excellent |
| Copper | Excellent |
| Brass | Excellent |
Applications
- Industrial solvent for paints and coatings
- Organic synthesis intermediate
- Pharmaceutical manufacturing solvent
- Laboratory reagent
- Food flavoring ingredient (trace amounts)
- Metal degreasing solvent
External References: PubChem
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