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Key Documents

132187

Sigma-Aldrich

2,2,3-Trimethylbutane

≥99%

Synonym(s):

Pentamethylethane, Triptane

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About This Item

Linear Formula:
(CH3)2CHC(CH3)3
CAS Number:
Molecular Weight:
100.20
Beilstein:
1730756
EC Number:
MDL number:
UNSPSC Code:
12352100
PubChem Substance ID:
NACRES:
NA.22

vapor pressure

3.37 psi ( 37.7 °C)

Quality Level

Assay

≥99%

form

liquid

autoignition temp.

842 °F

expl. lim.

~7 %

refractive index

n20/D 1.389 (lit.)

bp

80.9 °C (lit.)

mp

−25 °C (lit.)

density

0.69 g/mL at 25 °C (lit.)

SMILES string

CC(C)C(C)(C)C

InChI

1S/C7H16/c1-6(2)7(3,4)5/h6H,1-5H3

InChI key

ZISSAWUMDACLOM-UHFFFAOYSA-N

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General description

2,2,3-Trimethylbutane is a highly branched alkane used as fuel additive.

Signal Word

Danger

Hazard Statements

Hazard Classifications

Aquatic Acute 1 - Aquatic Chronic 1 - Asp. Tox. 1 - Flam. Liq. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Central nervous system

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

19.4 °F - closed cup

Flash Point(C)

-7 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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