Substance

ID:334270

MolImageID:8489

Methyl trifluoromethanesulfonate

Sigma Aldrich
Names and Identifiers
IUPAC Traditional name
triflate ester
IUPAC name
methyl trifluoromethanesulfonate
Synonyms
Methyl triflate三氟甲磺酸甲酯三氟甲基磺酸甲酯Methyl trifluoromethanesulfonate
Registration numbers
CAS Number
333-27-7
MDL Number
MFCD00000409
Beilstein Number
774772
EC Number
206-371-7
PubChem SID
24850067
Properties
Safety Information
GHS Pictograms
GHS05
Corrosive to metals, category 1
Skin corrosion, categories 1A,1B,1C
Serious eye damage, category 1
GHS02
Flammable gases, category 1
Flammable aerosols, categories 1,2
Flammable liquids, categories 1,2,3
Self-reactive substances and mixtures, Types B,C,D,E,F
Pyrophoric liquids, category 1
Pyrophoric solids, category 1
Self-heating substances and mixtures
Substances and mixtures, which in contact with water, emit flammable gases, categories 1,2,3
Organic peroxides, Types B,C,D,E,F
Risk Statements
10-34
UN Number
2920
GHS Hazard statements
H226-H314
Hazard Class
8
RID/ADR
UN 2920 8/PG 2
GHS Precautionary statements
P280-P305+P351+P338-P310
Storage Temperature
2-8°C
Packing Group
2
European Hazard Symbols
Corrosive Corrosive (C)
Safety Statements
26-36/37/39-45
GHS Signal Word
Danger
MSDS Link
Download link
Personal Protective Equipment
Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
German water hazard class
3
Physical Property
Flash Point
38 °C
100.4 °F
Density
1.45 g/mL at 25 °C(lit.)
Boiling Point
94-99 °C(lit.)
Refractive Index
n20/D 1.326(lit.)
Product Information
Linear Formula
CF3SO2OCH3
Purity
≥98%
Molecule Details
Application
Shown to be the most effective monomethylating agent in reactions with potassium enolates.1
Useful methylation reagent for the conversion of amines to methyl ammonium triflates.
Packaging
10, 50 g in ampule
Molecular Spectra
No Data Available
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References
No Data Available
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