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143820

2,4,4-Trimethyl-2-pentene

99%

Synonym(s):

β-Diisobutylene

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About This Item

Linear Formula:
(CH3)3CCH=C(CH3)2
CAS Number:
107-40-4
Molecular Weight:
112.21
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24848613
EC Number:
203-488-5
Beilstein/REAXYS Number:
1719492
MDL number:
MFCD00008902
Assay:
99%
Form:
liquid
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vapor density

>1 (vs air)

Quality Segment

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

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

signalword

Danger

hcodes

H225,H411

Hazard Classifications

Aquatic Chronic 2 - Flam. Liq. 2

Storage Class

3 - Flammable liquids

wgk

WGK 3

flash_point_f

35.6 °F - closed cup

flash_point_c

2 °C - closed cup

ppe

Eyeshields, Faceshields, Gloves, type ABEK (EN14387) respirator filter

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