Merck
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900639

Sigma-Aldrich

1-Butanol

anhydrous, ZerO2®, 99.8%

Synonym(s):
1-Butanol ZerO2®, Degassed and low oxygen 1-butanol, n-Butanol, Butyl alcohol
Linear Formula:
CH3(CH2)3OH
CAS Number:
Molecular Weight:
74.12
Beilstein:
969148
EC Number:
MDL number:
NACRES:
NA.21

grade

ZerO2®

Quality Level

vapor density

2.55 (vs air)

vapor pressure

5.5 mmHg

assay

99.8%

form

liquid

autoignition temp.

649 °F

quality

anhydrous

expl. lim.

11.2 %

impurities

≤0.005% water
water

refractive index

n20/D 1.399 (lit.)

bp

116-118 °C (lit.)

mp

−90 °C (lit.)

density

0.81 g/mL at 25 °C (lit.)

SMILES string

CCCCO

InChI

1S/C4H10O/c1-2-3-4-5/h5H,2-4H2,1H3

InChI key

LRHPLDYGYMQRHN-UHFFFAOYSA-N

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Application

ZerO2 products are rigorously degassed with highly pure inert gas providing solvents and solutions (anhydrous if specified) with very low residual oxygen content.

Legal Information

ZerO2 is a registered trademark of Sigma-Aldrich Co. LLC

Signal Word

Danger

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Irrit. 2

Storage Class Code

3 - Flammable liquids

WGK

WGK 1

Flash Point(F)

95.0 °F - Pensky-Martens closed cup

Flash Point(C)

35 °C - Pensky-Martens closed cup

Certificate of Analysis

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Certificate of Origin

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