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Sigma-Aldrich

Ethanol

Laboratory Reagent, absolute, ≥99.5% (vol.)

Synonym(s):

Ethyl alcohol

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About This Item

Linear Formula:
CH3CH2OH
CAS Number:
64-17-5
Molecular Weight:
46.07
Beilstein/REAXYS Number:
1718733
EC Number:
200-578-6
MDL number:
MFCD00003568
UNSPSC Code:
12190000
NACRES:
NA.21

grade

Laboratory Reagent
absolute

vapor density

1.59 (vs air)

vapor pressure

44.6 mmHg ( 20 °C)

assay

≥99.5% (vol.)

autoignition temp.

683 °F

expl. lim.

19 %, 60 °F

impurities

≤0.005% acidity (as CH3COOH)
≤0.5% water

evapn. residue

≤0.005%

refractive index

n20/D 1.3600 (lit.)

bp

78 °C (lit.)

mp

−114 °C (lit.)

density

0.789 g/mL at 25 °C (lit.)

SMILES string

CCO

InChI

1S/C2H6O/c1-2-3/h3H,2H2,1H3

InChI key

LFQSCWFLJHTTHZ-UHFFFAOYSA-N

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Footnote

1Distribution and use of ethyl alcohol in Switzerland require a license from the Swiss Federal Alcohol Administration

pictograms

FlameExclamation mark
GHS02,GHS07

signalword

Danger

hcodes

H225,H319

Hazard Classifications

Eye Irrit. 2 - Flam. Liq. 2

Storage Class

3 - Flammable liquids

wgk_germany

WGK 1

flash_point_f

55.4 °F - closed cup

flash_point_c

13 °C - closed cup

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