66050
2-Methyl-2-butene
analytical standard
Synonym(s):
β-Isoamylene, Amylene
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About This Item
Linear Formula:
CH3CH=C(CH3)2
CAS Number:
Molecular Weight:
70.13
UNSPSC Code:
41116107
NACRES:
NA.24
PubChem Substance ID:
EC Number:
208-156-3
Beilstein/REAXYS Number:
1361353
MDL number:
grade
analytical standard
Quality Segment
vapor density
2.4 (vs air)
assay
≥99.0% (GC)
shelf life
limited shelf life, expiry date on the label
expl. lim.
8.7 %
technique(s)
HPLC: suitable, gas chromatography (GC): suitable
refractive index
n20/D 1.385 (lit.), n20/D 1.387
bp
35-38 °C (lit.)
mp
−134 °C (lit.)
density
0.662 g/mL at 25 °C (lit.)
application(s)
environmental
petroleum
format
neat
SMILES string
C\C=C(\C)C
InChI
1S/C5H10/c1-4-5(2)3/h4H,1-3H3
InChI key
BKOOMYPCSUNDGP-UHFFFAOYSA-N
General description
2-Methyl-2-butene is a trisubstituted olefin which is mostly used as a precursor for peroxyacetyl nitrate. It can be prepared by the acid-catalyzed dehydration of 3-methyl-2-butanol. It has 3 alkyl groups on the double bond.
Application
It has been used in isolation and identification of carbonyl compounds reacting with ozone using off-line sampling method followed by liquid chromatography.
Refer to the product′s Certificate of Analysis for more information on a suitable instrument technique. Contact Technical Service for further support.
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signalword
Danger
Hazard Classifications
Acute Tox. 4 Oral - Aquatic Chronic 2 - Asp. Tox. 1 - Flam. Liq. 1 - Muta. 2 - STOT SE 3
target_organs
Central nervous system
Storage Class
3 - Flammable liquids
wgk
WGK 3
flash_point_f
-4.0 °F
flash_point_c
-20 °C
ppe
Eyeshields, Faceshields, Gloves
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