Table 1.
| |||||||||
---|---|---|---|---|---|---|---|---|---|
R1 | R2 | R3 | NL4-3 in TZM-bl cell line | IIIB in MT-2 cell line | |||||
EC50 a (μM) | CC50b (μM) | SI c | EC50 (μM) | CC50 (μM) | SI | ||||
11a* | H | I | NO2 | 0.0607 ± 0.024 | >41.15 | >675 | 0.079 ± 0.002 | 22.93 | 283 |
13a* | H | I | NH2 | 0.0076 ± 0.0023 | 16.72 | 2200 | 0.054 ± 0.004 | 7.24 | 134 |
11b | H | Br | NO2 | 0.0502 ± 0.0068 | >45.66 | >909 | 0.045 ± 0.016 | 65.11 | 1447 |
13b | H | Br | NH2 | 0.00729 ± 0.0020 | 15.54 | 2132 | 0.033 ± 0.01 | 9.61 | 291 |
11c | H | CH2CH=CH2 | NO2 | NA | 1.34 ± 0.70 | 39..68 | 27.37 | ||
13c | H | CH2CH=CH2 | NH2 | 0.00689 ± 0.0014 | 8.46 | 1228 | 0.067 ± 0.003 | 14.02 | 209 |
11d* | H | C≡CC(OH)Me2 | NO2 | 41.35 | 45.25 | 1.09 | 8.91 ± 0.00 | 23.28 | 2.61 |
13d* | H | C≡CC(OH)Me2 | NH2 | 0.241 ± 0.0147 | 8.73 | 36 | 1.58 ± 0.097 | 3.54 | 2.25 |
11e | H | C≡CCH(CH2)2 | NO2 | >47.17 | — | NA | |||
13e | H | C≡CCH(CH2)2 | NH2 | 0.0912 ± 0.037 | 7.45 | 82 | 0.41 ± 0.05 | 5.71 | 14 |
11f* | H | C≡CH | NO2 | 0.111 ± 0.086 | >52.08 | >469 | 0.247 ± 0.040 | >100 | >405 |
13f* | H | C≡CH | NH2 | 0.0067 ± 0.0010 | 9.94 | 1484 | 0. 042 ± 0.004 | 9.28 | 221 |
11i | H | CH(OH)CH2NO2 | NO2 | 0.308 ± 0.098 | >44.54 | >145 | 1.71 ± 0.134 | 27.06 | 16 |
13i | H | CH(OH)CH2NO2·HCl | NH2 | 0.0101 ± 0.0026 | 7.02 | 695 | 0.068 ± 0.015 | 20.57 | 303 |
11j | H | CH=CHCOOH | NO2 | 14.92 | 27.84 | 1.87 | 8.12 ± 0.42 | 34.79 | 4 |
13j | H | CH=CHCOOH | NH2 | 0.60 ± 0.043 | 18.0 | 30 | 0.63 ± 0.22 | 15.69 | 25 |
11k | H | CH=CHCOMe | NO2 | 0.0244 ± 0.020 | >46.73 | >1915 | 0.608 ± 0.267 | >47.90 | >79 |
13k | H | CH2CH2COMe | NH2 | 0.00195 ± 0.00053 | 9.25 | 4744 | 0.055 ± 0.000 | 18.35 | 1835 |
11m | H | CH=CHCN | NO2 | 0.0080 ± 0.0020 | >48.66 | >6082 | 0.049 ± 0.01 | >100 | >2041 |
13m | H | CH=CHCN | NH2 | 0.00071 ± 0.00058 | 9.75 | 13,732 | <0.014 ± 0.004 | 5.63 | >402 |
12c | H | CH=CHCN | NO2 | 0.0104 ± 0.00063 | >48.78 | 4690 | 0.037 ± 0.021 | >100 | >2702 |
14c | H | CH=CHCN | NH2 | 0.00055 ± 0.00008 | 25.0 | 45,455 | <0.014 ± 0.002 | 8.83 | >631 |
12d | NO2 | CH=CHCOMe | NO2 | 0.146 ± 0.040 | 24.36 | 167 | 0.35 ± 0.17 | >100 | >286 |
14d | NO2 | CH=CHCOMe | NH2 | 0.00633 ± 0.0018 | 5.88 | 929 | 0.047 ± 0.023 | 22.63 | 481 |
12e | NO2 | CH=CHCN | NO2 | 0.0971 ± 0.0178 | >43.96 | >453 | 0.37 ± 0.04 | 21.69 | 59.35 |
14e | NO2 | CH=CHCN | NH2 | 0.00038 ± 0.00007 | >47.06 | >123,842 | <0.014 ± 0.002 | 88.17 | >6298 |
14f | NH2 | CH=CHCN | NH2 | 0.0043 ± 0.0005 | 14.43 | 3,356 | <0.014 ± 0.002 | 18.94 | >1353 |
3 | H | C≡N | NH2 | 0.00068 ± 0.00003 | 8.98 | 13,206 | 0.015 ± 0.001 | >100 | >6667 |
1 | 0.0014 ± 0.0004 | 8.96 | 6400 | 0.041 ± 0.002 | 50.73 | 1237 |
Data were reported in Ref 11.
p24 ELISA was used to determine 50% effective concentration (EC50) against HIV-1 strains.
XTT assay was used to determine the CC50 value that causes cytotoxicity to 50% cells.
SI (selective index) = CC50/EC50, NA = not active at the highest concentration tested.