Tri- and bi-cyclic heteroaryl histamine-3 receptor ligands
US7205316B2 · kind B2 · utility
4Cited by
5References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 6, 2005 |
| Grant date | Apr 17, 2007 |
| Priority date | — |
| Expiry date | May 6, 2025 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D513/04
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
Compounds of formula (I)wherein R1 or R2 is a tricyclic or bicyclic ring, each of which contains at least two heteroatoms, and R1, R2, R3, R3a, R3b, R4, R5, L, X, X′, Y, Y′, Z, and Z′ are as defined herein, are useful in treating conditions or disorders prevented by or ameliorated by histamine-3 receptor ligands. Also disclosed are pharmaceutical compositions comprising the histamine-3 receptor ligands, methods for using such compounds and compositions, and a process for preparing compounds within the scope of formula (I).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.