The synthetic route employed to access the target compounds 5–8 is outlined in Scheme 1. Alkylation of 2-chlorobenzimidazole 9 was effected with 4-fluorobenzyl bromide 10
The synthetic route employed to access the target compounds5–8 is outlined in Scheme 1. Alkylation of 2-chlorobenzimidazole9 was effected with 4-fluorobenzyl bromide 10