IRBM - Merck Research Laboratories Rome, Via Pontina km 30,600, Pomezia, 00040 Rome, Italy
Abstract:
A novel series of pyrazolo[1,5-a]quinazolin-5(4H)-one derivatives proved to be a potent class of PARP-1 inhibitors. An extensive SAR around the 3-position of pyrazole in the scaffold led to the discovery of amides derivatives as low nanomolar PARP-1 inhibitors.