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15-2220

Sigma-Aldrich

2-Methylbutane

SAJ special grade

Synonym(s):

Isopentane

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About This Item

Linear Formula:
CH3CH2CH(CH3)2
CAS Number:
78-78-4
Molecular Weight:
72.15
Beilstein/REAXYS Number:
1730723
MDL number:
MFCD00009338
UNSPSC Code:
12191502
PubChem Substance ID:
329750780
grade:
SAJ special grade
bp:
30 °C (lit.)
vapor pressure:
11.17 psi ( 20 °C)

grade

SAJ special grade

vapor density

2.6 (vs air)

vapor pressure

11.17 psi ( 20 °C)

form

liquid

autoignition temp.

788 °F

expl. lim.

8.3 %

availability

available only in Japan

dilution

(for analytical testing)

refractive index

n20/D 1.354 (lit.)

bp

30 °C (lit.)

mp

-160 °C (lit.)

density

0.62 g/mL at 25 °C (lit.)

SMILES string

CCC(C)C

InChI

1S/C5H12/c1-4-5(2)3/h5H,4H2,1-3H3

InChI key

QWTDNUCVQCZILF-UHFFFAOYSA-N

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Related Categories

signalword

Danger

Hazard Classifications

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

target_organs

Central nervous system

supp_hazards

EUH066

Storage Class

3 - Flammable liquids

wgk_germany

WGK 2

flash_point_f

-59.8 °F

flash_point_c

-51 °C

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A6141
A9964
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