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598-25-4

Name 3-METHYL-1,2-BUTADIENE
CAS 598-25-4
EINECS(EC#) 209-926-1
Molecular Formula C5H8
MDL Number MFCD00008896
Molecular Weight 68.12
MOL File 598-25-4.mol
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Chemical Properties

Melting point  -148 °C (lit.)
Boiling point  40-41 °C (lit.)
density  0.694 g/mL at 25 °C(lit.)
vapor pressure  6.87 psi ( 20 °C)
refractive index  n20/D 1.419(lit.)
Fp  10 °F
storage temp.  2-8°C
solubility  Soluble in ether, benzene, acetone, ethanol.
form  clear liquid
color  Colorless to Almost colorless
Sensitive  Air Sensitive
BRN  1697090
CAS DataBase Reference 598-25-4(CAS DataBase Reference)

Safety Data

Hazard Codes  F,Xn
Risk Statements 
R11:Highly Flammable.
R36/37/38:Irritating to eyes, respiratory system and skin .
R65:Harmful: May cause lung damage if swallowed.
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 .
S36:Wear suitable protective clothing .
S62:If swallowed, do not induce vomiting: seek medical advice immediately and show this container or label .
RIDADR  UN 3295 3/PG 2
WGK Germany  3
F  10-23
HS Code  2901.29.5000
HazardClass  3
PackingGroup  II

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