Pyrido[2,3-b]pyrazine compounds useful as IP receptor agonist
US8754085B2 · kind B2 · utility
6Cited by
1References
14Claims
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Key dates
| Filing date | Jul 14, 2011 |
| Grant date | Jun 17, 2014 |
| Priority date | — |
| Expiry date | Jul 14, 2031 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D471/04
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention provides heterocyclic derivatives which activate the IP receptor. Activating the IP receptor signaling pathway is useful to treat many forms of PAH, pulmonary fibrosis and exert beneficial effects in fibrotic conditions of various organs in animal models and in patients. Pharmaceutical compositions comprising such derivatives are also encompassed. Examples of compounds of the invention include the compounds according to Formula Ia, or a pharmaceutically acceptable salt thereof, and the compounds of the examples.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.