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Research Papers

Triazoloquinoxalines-based DNA intercalators-Topo II inhibitors: design, synthesis, docking, ADMET and anti-proliferative evaluations

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Pages 1556-1567 | Received 14 Mar 2022, Accepted 16 May 2022, Published online: 29 May 2022

Figures & data

Figure 1. Approved DNA intercalators derivatives main pharmacophoric groups.

Figure 1. Approved DNA intercalators derivatives main pharmacophoric groups.

Figure 2. Structures of imiquimod and EAPB0203.

Figure 2. Structures of imiquimod and EAPB0203.

Scheme 1. Target compounds 1–5 synthetic pathways.

Scheme 1. Target compounds 1–5 synthetic pathways.

Scheme 2. Target compounds 6 and 7a–g synthetic pathway.

Scheme 2. Target compounds 6 and 7a–g synthetic pathway.

Figure 3. DNA- doxorubicin binding; H-B are illustrated with dashed lines (blue).

Figure 3. DNA- doxorubicin binding; H-B are illustrated with dashed lines (blue).

Table 1. Ligands binding affinity (ΔG in Kcal/mole).

Figure 4. DNA-Topo II and 7e expected binding mode.

Figure 4. DNA-Topo II and 7e expected binding mode.

Figure 5. DNA-Topo II and 7c expected binding mode.

Figure 5. DNA-Topo II and 7c expected binding mode.

Figure 6. DNA-Topo II and 7b expected binding mode.

Figure 6. DNA-Topo II and 7b expected binding mode.

Table 2. New derivatives in vitro cell growth inhibitory action.

Table 3. The most potent derivatives; Topoisomerase II inhibitory activity and DNA binding affinity.

Table 4. In silico ADMET calculations.

Supplemental material

Supplemental Material

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