Table 2:
Cytotoxicity in KB, HL60 and HCT116 human cancer cells (IC
50
, μM).
[a]
PD
R
HX
KB
HL60
HCT116
9f
HBr
2/1.2
1.1/1.0
1.5/1.5
9g
HBr
1.3/1.5
1.25/1.25
1.3/2
9h
HBr
2/1.2
1.25/1.25
2/2
9i
HBr
1.75/0.8
1.75/1.5
1.3/2
[a] Experiments were performed in duplicate.