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. 2019 Nov 28;10(12):2161–2169. doi: 10.1039/c9md00347a

Table 2. IC50 values of dual-target compounds against M. tuberculosis LeuRS and MetRS.

Compound number R1 IC50 (μM)
MtbLeuRS MtbMetRS
2 C6H4-4-NO2 5.8 ± 4.1 (3) 4.2 ± 1.3 (3)
3 C6H4-4-F 12.5 ± 4.7 (3) 10.7 ± 8.4 (4)
3a CH3 95 ± 10 (2) ND
4 C6H3-2,4-dCl 27.3 ± 1.3 (2) 22.7 ± 7.2 (3)
5 C6H4-3-NO2 8.9 ± 1.7 (2) 6.5 ± 0.4 (2)
5a C6H5 24.1 ± 5.5 (3) 37.5 ± 5.3 (3)
5b CH3 38.4 ± 9.2 (3) 123 ± 15