Benzyl Trifluoromethanesulfonate

[17674-16-7] C8H7F3O3S (MW 240.18) InChI = 1S/C8H7F3O3S/c9-8(10,11)15(12,13)14-6-7-4-2-1-3-5-7/h1-5H,6H2 InChIKey = QHTRLHAGKRCHKW-UHFFFAOYSA-N (a highly electrophilic alkylating agent used for the formation of benzyl ethers,2-7 and for Friedel–Crafts benzylation13-17) Alternate Name: benzyl triflate. Solubility: generated and used in situ in inert solvents such as CH2Cl2. Preparative Method: from benzyl alcohol, Trifluoromethanesulfonic Acid, and 2,6‐Di‐t‐butylpyridine in CH2Cl2. When used in Friedel–Crafts alkylation reactions, it has been made from a benzyl halide and silver triflate.15, 16 Handling, Storage, and Precautions: generated in situ and used immediately. The compound is extremely readily hydrolyzed. Use in a fume hood.