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Key Documents

8.20016

Sigma-Aldrich

Ethanesulfonic acid

for synthesis

Synonym(s):

Ethanesulfonic acid

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About This Item

Empirical Formula (Hill Notation):
C2H6O3S
CAS Number:
594-45-6
Molecular Weight:
110.13
MDL number:
MFCD00007529
UNSPSC Code:
12352106
EC Index Number:
209-843-0

Quality Level

200

Assay

≥98.0% (acidimetric)

form

liquid

bp

136-140 °C/3 hPa

mp

-17 °C

density

1.34 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C2H6O3S/c1-2-6(3,4)5/h2H2,1H3,(H,3,4,5)/p-1

InChI key

CCIVGXIOQKPBKL-UHFFFAOYSA-M

Analysis Note

Assay (acidimetric): ≥ 98.0 %
Density (d 20 °C/ 4 °C): 1.340 - 1.345

Pictograms

CorrosionExclamation mark
GHS05,GHS07

Signal Word

Danger

Hazard Statements

H302 - H314

Hazard Classifications

Acute Tox. 4 Oral - Eye Dam. 1 - Skin Corr. 1B

Storage Class Code

8A - Combustible, corrosive hazardous materials

WGK

WGK 3

Flash Point(F)

235.4 °F - closed cup

Flash Point(C)

113 °C - closed cup

Certificates of Analysis (COA)

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