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DIACETYL For Synthesis
Store at 2-8°C
| Article No. | Grade | Purity | CAS No. | Molecular Formula | Molecular Weight | H.S. Code | Shelf Life |
|---|---|---|---|---|---|---|---|
| SC2182 | For Synthesis | 98% | 431-03-8 | C4H6O2 | 86.09 | 2914.1990 | 60 Months |
Packings
| 100 ml,2500 ml,2500 ml |
Physical Properties
| Physical state at 20 °C | Liquid |
| Colour | Deep yellow |
| Odour | Stench |
| pH value | 3.2 |
| Melting point/ Freezing point [°C] | - 2.0 °C |
| Auto-ignition temperature [°C] | 345 °C |
| Flammability (solid, gas) | Flammable |
| Flash point [°C] | 7 °C |
| Boiling point [°C] | 88.0 - 89.0 °C |
| Initial boiling point [°C] | 88°C |
| Final boiling point [°C] | 89°C |
| Vapour pressure [20°C] | 52.2 mmHg 20 °C |
| Vapour pressure mm/Hg | 52.2 mmHg 20 °C |
| Vapour density | 3 |
| Density [g/cm3] | 0.985 |
| Solubility in water [% weight] | 0.2 g/ml H2O Soluble |
| Partition coefficient Log Pow octanol / water at 20°C | 0.467 |
| Explosion limits - upper [%] | 13% |
| Explosion limits -lower [%] | 2.40% |
Specifications
| Appearance | Clear yellow liquid |
| Assay | Min 98% |
| Density (d20°C/4°C) | 0.984 - 0.987 |
Safety Information and Hazard Symbols
|
|
|---|---|
| Symbol | GHS02, GHS05, GHS06 |
| Signal Word | Danger |
| UN No. | 2346 |
| IMCO Class No. | 3 |
| Packing Group | II |
| Hazardous Statement | H225-H302-H315-H318-H331-H335 |
| Precaution Statement | P210-P261-P280-P305 + P351 + P338-P311 |
| Risk Statement | |
| Safety Statement | |