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Methyl trifluoromethanesulfonate

ALDRICH/164283 - ≥98%

Synonym: Methyl triflate

CAS Number: 333-27-7
Empirical Formula (Hill Notation): C2H3F3O3S
Molecular Weight: 164.10
EC Number: 206-371-7
MDL Number: MFCD00000409
Linear Formula: CF3SO2OCH3
Product Type: Chemical

Catalog Number PKG Qty. Price Quantity
45-164283-10G 10 g
$83.80
1/EA
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45-164283-50G 50 g
$300.00
1/EA
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45-164283-250G 250 g
$811.00
1/EA
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assay ≥98%
bp 94-99 °C (lit.)
density 1.45 g/mL at 25 °C (lit.)
form liquid
InChI 1S/C2H3F3O3S/c1-8-9(6,7)2(3,4)5/h1H3
InChI key OIRDBPQYVWXNSJ-UHFFFAOYSA-N
Quality Level 200 
refractive index n20/D 1.326 (lit.)
SMILES string COS(=O)(=O)C(F)(F)F
storage temp. 2-8°C
Application: Methyl trifluoromethanesulfonate can be used as a methylation reagent:
• In the determination of polysulfides, zerovalent sulfur in sulfide-rich water wells, and polysulfide species in electrolyte of a lithium–sulfur battery using chromatography-based techniques.
• In reactions with potassium enolates.
• For the conversion of amines to methyl ammonium triflates.
General description: Methyl trifluoromethanesulfonate is a strong methylating reagent, commonly used for the pre-methylation of polysaccharides under mild basic conditions.
Packaging: 10, 50, 250 g in amber glass bottle
Purity ≥98%
bp 94-99 °C (lit.)
Density 1.45 g/mL at 25 °C (lit.)
Refractive Index n20/D 1.326 (lit.)
Storage Temp. 2-8°C
UNSPSC 12352108

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