Description
Propanone; Dimethyl Ketone
| CAS | 67-64-1 |
| Molecular Formula | (CH3)2CO |
| Molecular Weight | 58.08 |
| Shelf Life | 60 Months |
| Physical Properties | |||
| Physical State at 20 °C | Liquid | Colour | Clear Colorless |
| Odour | Fragrant, mint-like | Odour Threshold | 62 ppm |
| Melting Point/ Freezing Point [°C] | -95.35°C | Critical Temperature [°C] | 235°C |
| Auto-Ignition Temperature [°C] | 465°C | Flammability (Solid, Gas) | Extremely flammable |
| Flash Point [°C] | -20°C | Boiling Point [°C] | 56.2°C |
| Vapour Pressure [20°C] | 24 kPa | Vapour Density | 2 |
| Density [g/cm3] | 0.79 | Relative Density, Gas (Air=1) | 2 |
| Solubility in Water [% weight] | Complete | ||
| Specifications | |||
| Appearance | Clear colourless liquid with characteristics odour | Identity (Ir) | Confirms to structure |
| Colour Scale | Max. 10 APHA | Solubility | Miscible with water |
| Purity (By Gc) | Min. 99.5% | Refractive Index (20°C; 589 Nm) | 1.3580 – 1.3600 |
| Density (D20°C/4°C) | 0.789 – 0.791 g/ml | Specific Gravity | Max 0.789 |
| Acidity (As Ch3Cooh) | Max. 0.0003 meq/g | Alkalinity | Max. 0.0006 meq/g |
| Residue On Evaporation | Max. 0.0005% | Aldehyde (As Hcho) | Max. 0.002% |
| Methanol (Ch3Oh) | Max. 0.05% | 2-Propanol | Max. 0.05% |
| Water (H2O) | Max. 0.5% | Substance Reducing Kmno4 (As O) | Max. 0.0002% (passes ACS) |
| Dangerous Goods Information | |||
| UN Number | 1090 | DG Class | 3 |
| Safety Information & Hazard Symbols | |
| Symbol | GHS02, GHS07 |
| Signal Word | Danger |
| Hazard Statement | H225-H319-H336 |
| Precaution Statement | P210-P261-P305 + P351 + P338 |















