iso-BUTYRIC ACID
iso-BUTYRIC ACID For Synthesis
Short Name: iso-BUTYRIC ACID
Synonym: 2-Methylpropionic acid
Basic Details
Article No.
LG100610
Grade
For Synthesis
Purity
99%
CAS No.
79-31-2
HS Code
2915.7090
Shelf Life
60 Months
Packings Avialable
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%
Chemical 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 & Hazard Symbols
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