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3522-94-9

Name 2,2,5-TRIMETHYLHEXANE
CAS 3522-94-9
EINECS(EC#) 222-537-1
Molecular Formula C9H20
MDL Number MFCD00026525
Molecular Weight 128.26
MOL File 3522-94-9.mol
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Chemical Properties

Appearance Colorless liquid.
Melting point  -105.76°C
Boiling point  122°C
density  0,71 g/cm3
vapor pressure  3.647 at 0.000 °C, 5.072 at 5.000 °C, 6.958 at 10.000 °C, 9.418 at 15.000 °C, 12.583 at 20.000 °C,16.625 at 25.000 °C, 21.719 at 30.000 °C (inclined-piston, Osborn and Douslin, 1974)
refractive index  1.3990 to 1.4010
Fp  13°C
solubility  In methanol, g/L: 162 at 5 °C, 179 at 10 °C, 200 at 15 °C, 221 at 20 °C, 247 at 25 °C, 280 at 30 °C, 316 at 35 °C, 360 at 40 °C (Kiser et al., 1961); miscible with hexane and pentane.
form  clear liquid
pka >14 (Schwarzenbach et al., 1993)
color  Colorless to Almost colorless
Odor Threshold 0.9ppm
Water Solubility  1.15mg/L(25 ºC)
Henry's Law Constant 3.45 at 25 °C (Mackay and Shiu, 1981)
Exposure limits ACGIH TLV: TWA for all isomers 200 ppm (adopted).
Uses
Synthesis, motor-fuel additive.
CAS DataBase Reference 3522-94-9(CAS DataBase Reference)
EPA Substance Registry System Hexane, 2,2,5-trimethyl- (3522-94-9)

Safety Data

Risk Statements 
R11:Highly Flammable.
Safety Statements 
S16:Keep away from sources of ignition-No smoking .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
RIDADR  3295
RTECS  MO4630000
HS Code  2901.29.1050
HazardClass  3
PackingGroup  III

Hazard Information

Material Safety Data Sheet(MSDS)

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