trifluoromethanesulfonic anhydride

名词noun

1. 1(organic chemistry) With the formula (CF₃SO₂)₂O, It is a highly reactive chemical compound derived from triflic acid, used in organic chemistry to introduce triflate groups, activate alcohols, and facilitate sulfonylation or dehydration reactions. It is a colorless, moisture-sensitive liquid and one of the strongest sulfonylating agents.