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5.89596

Sigma-Aldrich

Methanol

99.8%, anhydrous

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Synonym(s):
Methyl alcohol
Linear Formula:
CH3OH
CAS Number:
Molecular Weight:
32.04
Beilstein:
1098229
MDL number:

grade

anhydrous

Quality Level

vapor density

1.11 (vs air)

vapor pressure

410 mmHg ( 50 °C)
97.68 mmHg ( 20 °C)

Assay

99.8%

autoignition temp.

725 °F

expl. lim.

36 %

refractive index

n20/D 1.329 (lit.)

bp

64.7 °C (lit.)

mp

−98 °C (lit.)

density

0.791 g/mL at 25 °C (lit.)

format

neat

SMILES string

CO

InChI

1S/CH4O/c1-2/h2H,1H3

InChI key

OKKJLVBELUTLKV-UHFFFAOYSA-N

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Show Differences

1 of 4

This Item
1.008371.060081.07018
Methanol 99.8%, anhydrous

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1.00837

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SAFC

1.06008

Methanol

Methanol for analysis EMPARTA® ACS

Supelco

1.07018

Methanol

vapor density

1.11 (vs air)

vapor density

1.11 (vs air)

vapor density

1.11 (vs air)

vapor density

1.11 (vs air)

vapor pressure

410 mmHg ( 50 °C), 97.68 mmHg ( 20 °C)

vapor pressure

128 hPa ( 20 °C), 410 mmHg ( 50 °C), 97.68 mmHg ( 20 °C)

vapor pressure

128 hPa ( 20 °C), 410 mmHg ( 50 °C), 97.68 mmHg ( 20 °C)

vapor pressure

128 hPa ( 20 °C), 410 mmHg ( 50 °C), 97.68 mmHg ( 20 °C)

assay

99.8%

assay

99% (GC)

assay

≥99.5% (GC)

assay

≥99.8% (GC)

autoignition temp.

725 °F

autoignition temp.

725 °F

autoignition temp.

725 °F

autoignition temp.

725 °F

expl. lim.

36 %

expl. lim.

36 %

expl. lim.

36 %

expl. lim.

36 %

Signal Word

Danger

Hazard Classifications

Acute Tox. 3 Dermal - Acute Tox. 3 Inhalation - Acute Tox. 3 Oral - Flam. Liq. 2 - STOT SE 1

Storage Class Code

3 - Flammable liquids

WGK

WGK 2

Flash Point(F)

49.5 °F - closed cup

Flash Point(C)

9.7 °C - closed cup


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