Quiniclidine derivatives of (hetero) arylcycloheptanecarboxylic acid as muscarinic receptor antagonists
US8207193B2 · kind B2 · utility
0Cited by
3References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 13, 2007 |
| Grant date | Jun 26, 2012 |
| Priority date | — |
| Expiry date | Dec 31, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P43/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention provides compounds of formula (I) wherein R4 is a group of formula (II) or (IIIa) or (IIIb) and R1, R2, R3, R5, a, b and X are as defined in the specification, a process for their preparation, pharmaceutical compositions containing them, a process for preparing pharmaceutical compositions, their use in therapy and intermediates of use in their preparation (I), (II), (IIIa), (IIIb).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.