Abbott Labs, Global Pharmaceutical Research and Development, Abbott Park, IL 60064, USA. a.chris.krueger@abbott.com
Abstract:
The synthesis of several pyrido[2,3-d]pyrimidine and pyrimido[4,5-d]pyrimidine analogs is described with one such analog possessing subnanomolar potency in both genotype 1a and 1b cell culture HCV replicon assays.