Crystalline forms of a biphenyl compound
US7700777B2 · kind B2 · utility
36Cited by
2References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 8, 2007 |
| Grant date | Apr 20, 2010 |
| Priority date | — |
| Expiry date | Aug 8, 2027 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07B2200/13
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention provides crystalline forms of biphenyl-2-ylcarbamic acid 1-(2-{[4-(4-carbamoylpiperidin-1-ylmethyl)benzoyl]methylamino}ethyl)piperidin-4-yl ester, and pharmaceutically acceptable solvates thereof. The crystalline form can be a freebase, or a salt such as a diphosphate, monosulfate or dioxalate salt. The invention also provides pharmaceutical compositions comprising these crystalline compounds or prepared using these compounds; processes and intermediates for preparing the crystalline compounds; and methods of using these compounds to treat a pulmonary disorder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.