1-Butene, 3-methyl- cas no:563-45-1
Synonyms: 2-Methyl-3-butene;3,3-Dimethylpropene; 3-Methyl-1-butene; Isopropylethene; Isopropylethylene; a-Isoamylene
Name1-Butene, 3-methyl-
CAS563-45-1
Synonyms2-Methyl-3-butene;3,3-Dimethylpropene; 3-Methyl-1-butene; Isopropylethene; Isopropylethylene; a-Isoamylene
EINECS(EC#)209-249-1
Molecular FormulaC5H10
Molecular Weight70.14
AppearanceA colorless volatile liquid with a disagreeable odor
refractive indexn20/D 1.364
storage temp−20°C
Globally Harmonized System of Classification adn Labelling of Chemicals(GHS)
Hazardclass3.1
Hazard F+: Highly flammable;Xn: Harmful;
Risk R12;R36/37/38;R65
Safety
Very dangerous fire hazard when exposed to heat, flame, or oxidizers. Explosive in the form of vapor when exposed to heat or flame. To fight fire, use alcohol foam, mist, spray, dry chemical, CO2. When heated to decomposition it emits acrid smoke and irritating fumes. See also 2-METHYL-1-BUTENE.
Hazard Codes:
F+
Xn
Risk Statements:
R12:Extremely 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.
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S62:If swallowed, do not induce vomitting; seek medical advice immediately and show this container or label.
RIDADR: UN 2561 3/PG 1
WGK Germany: 3
F:
F 4.5: Do not heat over 50°C.
F 31 Do not puncture.
HazardClass: 3.1
PackingGroup: I
Inhalation or contact with material may irritate or burn skin and eyes. Fire may produce irritating, corrosive and/or toxic gases. Vapors may cause dizziness or suffocation. Runoff from fire control or dilution water may cause pollution.
