indazole ring formation - An Overview
Substitution at R3 that has a halogen or alkoxy group (74f–74i) triggered a slight boost in mobile potency Using the halide analogs (74g–h) showing best the potency during the group. Additional optimization brought about the discovery of 74i–j, with 74k as one of the most active compound in the collection (pIC50 = 6.77) with excellent LLE val