TABLE 1

Log P and Brain Uptake After Intravenous Administration of 18F-Labeled Compounds in Mice

Brain uptake (%ID/g)
CompoundLog P2 min after injection30 min after injection60 min after injectionBrain uptake ratio (2 min/60 min)
18F-THK-5232.402.721.471.461.86
18F-THK-51053.039.203.611.009.20
18F-THK-51161.573.360.750.575.89
18F-THK-51172.326.060.590.2623.1
18F-FDDNP3.716.232.022.142.91