2,2-Difluoro-2-(fluorosulfonyl)acetic acid

2,2-Difluoro-2-(fluorosulfonyl)acetic acid reagent is employed as a difluorocarbene source for difluoromethylation of phenolic hydroxyl groups.

Catalog Number CBB1115247
Alternative Name(s) (Fluorosulfonyl)difluoroacetic acid
Molecular Formula FSO2CF2CO2H
CAS# 1717-59-5
Purity >97%
Inchi 1S/C2HF3O4S/c3-2(4,1(6)7)10(5,8)9/h(H,6,7)
Inchi Key VYDQUABHDFWIIX-UHFFFAOYSA-N
SMILES OC(=O)C(F)(F)S(F)(=O)=O
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