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Key Documents

8.18035

Sigma-Aldrich

Methyl trifluoromethanesulfonate

for synthesis

Synonym(s):

Methyl trifluoromethanesulfonate, Trifluoromethanesulfonic acid methyl ester

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About This Item

Empirical Formula (Hill Notation):
C2H3F3O3S
CAS Number:
333-27-7
Molecular Weight:
164.10
MDL number:
MFCD00000409
UNSPSC Code:
12352108
EC Index Number:
206-371-7
NACRES:
NA.22

Quality Level

200

form

liquid

bp

99 °C/1013 hPa

transition temp

flash point 38 °C

density

1.49 g/cm3 at 20 °C

storage temp.

2-30°C

InChI

1S/C2H3F3O3S/c1-8-9(6,7)2(3,4)5/h1H3

InChI key

OIRDBPQYVWXNSJ-UHFFFAOYSA-N

Analysis Note

Assay 1H-NMR: ≥ 90.0 %
Purity 19F-NMR: ≥ 98.0 %
Density (d 20 °C/ 4 °C): 1.490 - 1.500
Identity (IR): passes test

Signal Word

Danger

Hazard Classifications

Acute Tox. 1 Inhalation - Acute Tox. 3 Dermal - Acute Tox. 3 Oral - Eye Dam. 1 - Flam. Liq. 3 - Skin Corr. 1B

Storage Class Code

3 - Flammable liquids

WGK

WGK 3

Flash Point(F)

100.4 °F - closed cup

Flash Point(C)

38 °C - closed cup

Certificates of Analysis (COA)

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