N-(5,6-Dimethyl-1H-benzimidazol-2-yl)guanidine

DHFR-IN-19 (Compound 2g) is a selective inhibitor for TbDHFR with Ki of 9 nM. DHFR-IN-19 exhibits antiparasitic activity against Trypanosoma brucei with an EC50 of 14.5 μM[1].

[1] Francesconi V, et al., Identification of Innovative Folate Inhibitors Leveraging the Amino Dihydrotriazine Motif from Cycloguanil for Their Potential as Anti-Trypanosoma brucei Agents. ACS Infect Dis. 2024 Jul 2. DOI:10.1021/acsinfecdis.4c00113