Table 3. Exploration of Position 6 of Benzonitrile-Substituted Pyrimidinediones for BCAT1 Activity and Intestinal Caco-2 Permeability and Measured pKa Valuesa.
IC50 values given are arithmetic mean values over at least two independent IC50 determinations.
Compounds 12 and 18–28 are assumed to be racemates; for further information, see the Supporting Information. n.a.: data not available.
