Piperazinediones as oxytocin receptor antagonists
US7550462B2 · kind B2 · utility
6Cited by
3References
6Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 21, 2005 |
| Grant date | Jun 23, 2009 |
| Priority date | — |
| Expiry date | Sep 11, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D413/14
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compounds of formula (I)wherein R1 is 2-indanyl, R2 is 1-methylpropyl, R3 is a group selected from 2,6-dimethyl-3-pyridyl or 4,6-dimethyl-3-pyridyl, R4 represents methyl and R5 represents hydrogen or methyl or, R4 and R5 together with the nitrogen atom to which they are attached represent morpholino and pharmaceutically acceptable derivatives thereof are described, as are processes for their preparation, pharmaceutical compositions containing them and their use in medicine, particularly their use as oxytocin antagonists.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.