Dimethyl Carbonate → Methyl triflate

HRID 732267Notes

Reaction equation

HRID 732267 reaction equation
[F:1][C:2]([F:15])([F:14])[S:3]([O:6]S(C(F)(F)F)(=O)=O)(=[O:5])=[O:4].[C:16](=O)(OC)OC>>[F:1][C:2]([F:15])([F:14])[S:3]([O:6][CH3:16])(=[O:5])=[O:4]

Participants

3

Reactant 2

HCID 12021Dimethyl CarbonateHCID 67749Trifluoromethanesulfonic anhydride

Product 1

HCID 9526Methyl triflateYield 197.7%

Procedure

731 g (2.59 mol) of trifluoromethanesulfonic anhydride and 232 g (2.58 mol) of dimethyl carbonate are added to the residue, and the process described above is repeated. 837 g of methyl trifluoromethanesulfonate having a purity of greater than 99% are isolated (yield: 99.1%).

Sources & evidence

ORD record
ord-ccb3b13832b64137ba177f15c9a9e165
Source dataset
uspto-grants-2009_09
Patent number
US07585994B2

Reaction notes

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