563-46-2

Name 2-METHYL-1-BUTENE
CAS 563-46-2
EINECS(EC#) 209-250-7
Molecular Formula C5H10
MDL Number MFCD00009333
Molecular Weight 70.13
MOL File 563-46-2.mol
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Chemical Properties

Appearance colourless liquid
Melting point  −137 °C(lit.)
Boiling point  31 °C(lit.)
density  0.65 g/mL at 25 °C(lit.)
vapor pressure  9.98 psi ( 20 °C)
refractive index  n20/D 1.378(lit.)
Fp  31-32°C
storage temp.  2-8°C
solubility  Chloroform (Sparingly), Methanol (Slightly)
form  neat
color  Colorless to Almost colorless
Stability: Stable. Incompatible with oxidizing agents. Extremely flammable.
Water Solubility  Soluble in ether, ethanol and benzene. Insoluble in water.
Specific Heat Capacity Cp(liquid):157.2J/(g·K),at 25℃
BRN  505975
Henry's Law Constant 2.3×10-5 mol/(m3Pa) at 25℃, Duchowicz et al. (2020)
Dielectric constant 2.2000000000000002
Major Application environmental
petroleum
InChI 1S/C5H10/c1-4-5(2)3/h2,4H2,1,3H3
InChIKey MHNNAWXXUZQSNM-UHFFFAOYSA-N
SMILES CCC(C)=C
Uses
Organic synthesis, pesticide formulations.
CAS DataBase Reference 563-46-2(CAS DataBase Reference)
EPA Substance Registry System 2-Methyl-1-butene (563-46-2)
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Safety Data

Symbol(GHS)  Flame (GHS02)
GHS02
Signal word  Danger
Hazard statements  H224
Precautionary statements  P210-P233-P240-P241-P242-P403+P233
Hazard Codes  F+,Xn,Xi
Risk Statements 
R12:Extremely Flammable.
R65:Harmful: May cause lung damage if swallowed.
Safety Statements 
S16:Keep away from sources of ignition-No smoking .
S62:If swallowed, do not induce vomiting: seek medical advice immediately and show this container or label .
S33:Take precautionary measures against static discharges .
S29:Do not empty into drains .
S7/9:Keep container tightly closed and in a well-ventilated place .
RIDADR  UN 2459 3/PG 1
WGK Germany  3
Hazard Note  Irritant
TSCA  Yes
HazardClass  3
PackingGroup  I
HS Code  29012990
Storage Class 3 - Flammable liquids
Hazard Classifications Flam. Liq. 1
Safety Profile
A simple asphyxiant. Very dangerous fire hazard when exposed to heat, flame, or oxidizers. To fight fire, use dry chemical, CO2, foam. When heated to decomposition it emits acrid smoke and irritating fumes.
Hazardous Substances Data 563-46-2(Hazardous Substances Data)

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Material Safety Data Sheet(MSDS)

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