Scheme 1.
The synthetic scheme of 19F-BP. (i) 29 h at 150–160 °C; (ii) H2, 10% Pd/C catalyst in EtOH, room temperature; (iii) 3 h in dry DCM; (iv) (a) 24 h, Me3SiBr (15 eq) in dry DCM, room temperature (b) 1.5 h MeOH, 1.5 mL, room temperature.
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