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563-79-1

Name 2,3-Dimethyl-2-butene
CAS 563-79-1
EINECS(EC#) 209-263-8
Molecular Formula C6H12
MDL Number MFCD00008897
Molecular Weight 84.16
MOL File 563-79-1.mol
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Chemical Properties

Appearance colourless liquid
Melting point  -75 °C (lit.)
Boiling point  73 °C (lit.)
density  0.857 g/mL at 25 °C
vapor pressure  215 mm Hg ( 37.7 °C)
refractive index  n20/D 1.412(lit.)
Fp  2 °F
storage temp.  2-8°C
solubility  0.071g/l
form  Liquid
color  Clear colorless to slightly yellow
Specific Gravity 0.708
Stability: Stable. Highly flammable-readily forms explosive mixtures with air. Note low flash point. Incompatible with strong acids, strong oxidizing agents, peroxy compounds.
explosive limit 1.2%(V)
Water Solubility  Soluble in water (0.071 g/L)
Sensitive  Air Sensitive
BRN  1361357
CAS DataBase Reference 563-79-1(CAS DataBase Reference)
NIST Chemistry Reference 2-Butene, 2,3-dimethyl-(563-79-1)
EPA Substance Registry System 563-79-1(EPA Substance)
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Safety Data

Hazard Codes  F,Xn,C
Risk Statements 
R11:Highly Flammable.
R65:Harmful: May cause lung damage if swallowed.
R36/37/38:Irritating to eyes, respiratory system and skin .
R22:Harmful if swallowed.
R19:May form explosive peroxides.
Safety Statements 
S16:Keep away from sources of ignition-No smoking .
S33:Take precautionary measures against static discharges .
S62:If swallowed, do not induce vomiting: seek medical advice immediately and show this container or label .
S9:Keep container in a well-ventilated place .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
RIDADR  UN 3295 3/PG 2
WGK Germany  3
F  10-23
Autoignition Temperature 754 °F
Hazard Note  Extremely Flammable/Corrosive/Harmful
TSCA  Yes
HazardClass  3
PackingGroup  II
HS Code  29012980

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