DIACETYL
DIACETYL For Synthesis
Store at 2-8°C
Short Name: DIACETYL
Synonym: 2,3-Butanedione
Basic Details
Article No.
LG100939
Grade
For Synthesis
Purity
98%
CAS No.
431-03-8
HS Code
2914.1990
Shelf Life
60 Months
Packings Avialable
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%
Chemical Specifications
Appearance
Clear yellow liquid
Assay
Min 98%
Density (d20°C/4°C)
0.984 - 0.987
Safety Information & 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