Journal article
Trifluoromethanesulfonic Anhydride
Antonio García Martínez, Lakshminarayanapuram R Subramanian, Michael Hanack, Spencer J Williams
John Wiley & Sons, Ltd | Published : 2004
Abstract
[358‐23‐6] C2F6O5S2 (MW 282.16) [358‐23‐6] C2F6O5S2 (MW 282.16) InChI = 1S/C2F6O5S2/c3‐1(4,5)14(9,10)13‐15(11,12)2(6,7)8 InChIKey = WJKHJLXJJJATHN‐UHFFFAOYSA‐N (preparation of triflates; mild dehydrating reagent; promoter for coupling reactions in carbohydrates) Alternate Name: triflic anhydride. Physical Data: bp 81–83 °C/745 mmHg; d 1.677 g cm−3; n20D 1.3210. Solubility: soluble in dichloromethane; insoluble in hydrocarbons. Form Supplied in: colorless liquid in ampules. Once opened it should be immediately used. IR, NMR. Preparative Methods: by distillation of Trifluoromethanesulfonic Acid with an excess of Phosphorus(V) Sulfide. by redistillation with a small amount of P2O5. It is advisa..
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