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iso-BUTYRIC ACID For Synthesis

2-Methylpropionic acid

COAs

Packings

500 ml (00500)

2500 ml (02500)

2500 ml (02500)

2500 ml (02500)

2GBA000500 2GBA002500 2GBAG02500 2GBAH02500
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Article No. 2388D Grade For Synthesis
Purity 99% CAS No. 79-31-2
Molecular Formula C4H8O2 Molecular Weight 88.11
H.S. Code 2915.7090 Shelf Life 60 Months

Physical Properties

Physical state at 20 °C Liquid Colour Clear Colorless
Odour Stench pH value 2.5 at 100 g/l at 20 °C
Melting point/ Freezing point [°C] -47 °C Flash point [°C] 55 °C
Boiling point [°C] 153 - 154 °C Initial boiling point [°C] 153 °C
Final boiling point [°C] 154 °C Vapour pressure [20°C] 2 hPa at 20 °C
Vapour density 3.04 Density [g/cm3] 0.95
Solubility in water [% weight] Soluble in water Partition coefficient Log Pow octanol / water at 20°C 0.604
Explosion limits - upper [%] 10% Explosion limits -lower [%] 2%

Specifications

Appearance Clear colorless liquid Purity (by GC) Min 99%
Density (d20°C/4°C) 0.946 - 0.950 Water (H2O) Max 0.1%

Safety Information and Hazard Symbols

Skull and Crossbones Flame Corrosion
Symbol: GHS02,GHS05,GHS06
 Signal Word: Danger
 UN No.: 2529
 IMCO Class No.: 3 (8)
 Packing Group: III
 Hazardous Statement: H226-H302-H311-H314
 Precaution Statement: P210-P280-P303+361+353-P305+351+338-P310
Revision Date: 23-Jun-2017

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