Table 3. Antiviral Activity of Compounds 43–56.
compds | R1 | R3 | R5 | R6 | EC50 (μM) | CC50 (μM) |
---|---|---|---|---|---|---|
43 | H | NH2 | CH3 | H | 0.091 | >100 |
44 | H | NH2 | Et | H | 0.556 | >100 |
45 | H | NH2 | CH3 | CH3 | 0.028 | >100 |
46 | H | NH2 | Et | Et | 0.624 | >100 |
47 | H | NH2 | (CH2)2 | 0.017 | >100 | |
48 | H | NH2 | (CH2)3 | 0.086 | >100 | |
49 | H | NH2 | (CH2)4 | 3.820 | >100 | |
50 | H | NHMe | CH3 | CH3 | 0.033 | >100 |
51 | H | NMe2 | CH3 | CH3 | 0.929 | 55.18 |
52 | H | NHAc | CH3 | CH3 | 15.580 | >100 |
53 | H | OH | CH3 | CH3 | 0.322 | >100 |
54 | 5-Cl | NH2 | CH3 | CH3 | 7.955 | 20.83 |
55 | 6-Cl | NH2 | CH3 | CH3 | 0.099 | 20.83 |
56 | 7-Cl | NH2 | CH3 | CH3 | 2.189 | 20.89 |