[18F]fluorination of an arylboronic ester using [18F]selectfluor bis(triflate): application to 6-[18F]fluoro-L-DOPA.

Stenhagen ISR, Kirjavainen AK, Forsback SJ, Jørgensen CG, Robins EG, Luthra SK, Solin O, Gouverneur V

The Ag-mediated electrophilic [(18)F]fluorination of an arylboronic ester is reported. This new radiochemical transformation uses [(18)F]selectfluor bis(triflate) in acetone. The process gave 6-[(18)F]fluoro-L-DOPA with a RCY of 19 ± 12% and a specific activity of 2.6 ± 0.3 GBq μmol(-1).

Keywords:

Acetone

,

Boronic Acids

,

Diazonium Compounds

,

Esters

,

Fluorine Radioisotopes

,

Halogenation

,

Levodopa

,

Silver