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1.09719

n-Pentane

reference substance for gas chromatography

Synonym(s):

Pentane

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About This Item

Linear Formula:
CH3(CH2)3CH3
CAS Number:
109-66-0
Molecular Weight:
72.15
EC Index Number:
203-692-4
UNSPSC Code:
12352001
Beilstein/REAXYS Number:
969132
MDL number:
MFCD00009498
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vapor density

2.48 (vs air)

Quality Level

100

assay

≥99.7% (GC)

form

liquid

autoignition temp.

500 °F

potency

>2000 mg/kg LD50, oral (Rat)

expl. lim.

~8.3 %

technique(s)

gas chromatography (GC): suitable

refractive index

n20/D 1.358 (lit.)

bp

35-36 °C (lit.)

mp

−130 °C (lit.)

transition temp

flash point -48 °C (refers to pure substance)

solubility

0.4 g/L

density

0.626 g/mL at 25 °C (lit.)

storage temp.

2-30°C

SMILES string

CCCCC

InChI

1S/C5H12/c1-3-5-4-2/h3-5H2,1-2H3

InChI key

OFBQJSOFQDEBGM-UHFFFAOYSA-N

Analysis Note

Assay (GC): ≥ 99.7 %
Identity (IR): conforms

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signalword

Danger

Hazard Classifications

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

target_organs

Central nervous system

supp_hazards

EUH066

Storage Class

3 - Flammable liquids

wgk

WGK 2

flash_point_f

-40.0 °F

flash_point_c

-40 °C

Regulatory Information

危险化学品

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Global Trade Item Number

SKUGTIN
109719000504022536117898