Description
1-Butanamine; 1-Aminobutane
| CAS | 109-73-9 |
| Molecular Formula | C4H11N |
| Molecular Weight | 73.14 |
| Shelf Life | 60 Months |
| Physical Properties | |||
| Physical State at 20 °C | Liquid | Colour | Clear Colorless |
| Odour | Ammonia odour | Odour Threshold | 0.08 ppm |
| pH Value | 13 | Melting Point/ Freezing Point [°C] | -49.1°C |
| Auto-Ignition Temperature [°C] | 312°C | Flammability (Solid, Gas) | Extremely flammable |
| Flash Point [°C] | -12°C | Boiling Point [°C] | 77.1 °C |
| Evaporation Rate | 7.3 | Vapour Pressure Mm/Hg | 82 @ 20C |
| Vapour Density | 2.5 | Density [g/cm3] | 0.74 |
| Solubility in Water [% weight] | Miscible in water | Explosion Limits – Upper [%] | 9.80% |
| Explosion Limits -Lower [%] | 1.70% | ||
| Specifications | |||
| Appearance | A clear, colorless liquid | Assay | Min 98.0% |
| Weight/ Ml at 20°C | 0.736 – 0.742 g/ml | Refractive Index (20°C; 589 Nm) | 1.400 – 1.404 |
| Dangerous Goods Information | |||
| UN Number | 1125 | DG Class | 3,8 |
| Safety Information & Hazard Symbols | |
| Symbol | GHS02, GHS05, GHS07 |
| Signal Word | Danger |
| Hazard Statement | H225-H302-H312-H314-H332 |
| Precaution Statement | P210-P280-P305 + P351 + P338-P310 |















