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DIACETYL For Synthesis

Store at 2-8°C
2,3-Butanedione

COAs

Packings

100 ml (00100)

2500 ml (02500)

2500 ml (02500)

1GBA000120 2GBAG02500 2GBAH02500
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Article No. 03198 Grade For Synthesis
Purity 98% CAS No. 431-03-8
Molecular Formula C4H6O2 Molecular Weight 86.09
H.S. Code 2914.1990 Shelf Life 60 Months

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

Skull and Crossbones Flame Corrosion
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
Revision Date: 22-Jan-2021

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