US Patent:
20200399277, Dec 24, 2020
Inventors:
- Indianapolis IN, US
Chafiq HAMDOUCHI - Carmel IN, US
Jayana Pankaj LINESWALA - Brownsburg IN, US
John Richard MORPHY - Guildford, GB
Qing SHI - Carmel IN, US
International Classification:
C07D 487/04
Abstract:
The present invention provides a compound of Formula I: wherein Ris methyl, ethyl or cyclopropyl; Ris hydrogen, methyl, or ethyl; Ris methyl or AA; and Ris C2-C4 alkyl, BB; or a pharmaceutically acceptable salt thereof; for use as a PDE1 inhibitor.