6-membered ring fused imidazoles as muscarinic agents
US5723468A · kind A · utility
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2References
8Claims
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Key dates
| Filing date | Oct 1, 1996 |
| Grant date | Mar 3, 1998 |
| Priority date | — |
| Expiry date | Oct 1, 2016 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D453/02
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
The compound of the formula: ##STR1## where R.sub.1 is H, alkyl, perhaloalkyl, arylalkyl, alkenyl or alkynyl; R.sub.2 is H when R.sub.4 is other than H, and, when R.sub.4 is H, R.sub.2 is ##STR2## in which R.sub.5 is hydrogen or alkyl; R.sub.3 is hydrogen or halogen; R.sub.4 is H or ##STR3## X and Y are nitrogen and Z is carbon; n is 1 or 2; n.sub.1 is 0, 1, 2, 3, 4, or 5; or a pharmaceutically acceptable salt thereof are centrally active muscarinic agents.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.