New P2X3 receptor antagonists. Part 2: Identification and SAR of quinazolinones
作者:Gábor Szántó、Attila Makó、István Vágó、Tamás Hergert、Imre Bata、Bence Farkas、Sándor Kolok、Mónika Vastag
DOI:10.1016/j.bmcl.2016.07.013
日期:2016.8
Numerous potent P2X3 antagonists have been discovered and the therapeutic potential of P2X3 antagonism already comprises proof-of-concept data obtained in clinical trials with the most advanced compound. We have lately reported the discovery and optimization of thia-triaza-tricycle compounds with potent P2X3 antagonistic properties. This Letter describes the SAR of a back-up series containing a 4-oxo-quinazoline