... permeability, metabolic stability, and bioavailability.(1, 2) The introduction of fluorine atoms into biologically active organic frameworks has ... reagents like HCF 2 Cl, FSO 2 CF 2 CO 2 M, BrCF 2 P(O)(OEt ... 3 SiF 2 ] as base, which is more soluble in DMF than [Me 4 N]F, provided 2a ...