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143820

Sigma-Aldrich

2,4,4-Trimethyl-2-pentene

99%

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Synonym(s):
β-Diisobutylene
Linear Formula:
(CH3)3CCH=C(CH3)2
CAS Number:
107-40-4
Molecular Weight:
112.21
Beilstein:
1719492
EC Number:
203-488-5
MDL number:
MFCD00008902
UNSPSC Code:
12352100
PubChem Substance ID:
24848613
NACRES:
NA.22

vapor density

>1 (vs air)

Quality Level

100

vapor pressure

83 mmHg ( 37.7 °C)

Assay

99%

form

liquid

autoignition temp.

586 °F

refractive index

n20/D 1.416 (lit.)

bp

104 °C (lit.)

mp

−106.3-−106 °C (lit.)

density

0.72 g/mL at 25 °C (lit.)

SMILES string

C\C(C)=C\C(C)(C)C

InChI

1S/C8H16/c1-7(2)6-8(3,4)5/h6H,1-5H3

InChI key

LAAVYEUJEMRIGF-UHFFFAOYSA-N

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Application

2,4,4-Trimethyl-2-pentene was used to study the kinetics of liquid-phase hydrogenation of isooctenes on Pd/γ-Al2O3 catalyst in semibatch reactor. It was used in the analysis of butene oligomerate produced over solid and liquid phosphoric acid by GC-MS techniques.

Pictograms

FlameEnvironment
GHS02,GHS09

Signal Word

Danger

Hazard Statements

H225,H411

Hazard Classifications

Aquatic Chronic 2 - Flam. Liq. 2

WGK

WGK 3

Flash Point(F)

closed cup

Flash Point(C)

closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Information

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Certificates of Analysis (COA)

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Butene oligomerization over phosphoric acid: structural characterization of products.
Bekker R and Prinsloo NM.
Industrial & Engineering Chemistry Research, 48(22), 10156-10162 (2009)

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