Structure-activity relationship within a series of 1-aminoalkylisoquinoline
-4-carboxylates as inhibitors of DPP-IV is described. A primary aminomethyl
group is required to maintain biological activity. Substitution of the iso
quinoline at the 6- and 8-positions with methoxy groups increases potency t
o 53 times that of the lead compound SDZ 029-576. (C) 2000 Elsevier Science
Ltd. All rights reserved.