Imidazopyridazine derivatives as modulators of the GABAA receptor activity
US9802945B2 · kind B2 · utility
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9Claims
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Key dates
| Filing date | Jun 3, 2015 |
| Grant date | Oct 31, 2017 |
| Priority date | — |
| Expiry date | Jun 3, 2035 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P43/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The present invention relates to imidazopyridazine derivatives. More particularly, it relates to 4-(biphenyl-3-yl)-7H-imidazo[4,5-c]pyridazine derivatives of formula (I):and pharmaceutically acceptable salts thereof, wherein R1, R2, R3, R4, R5 and R6 are as defined in the description. The imidazopyridazine derivatives of the present invention modulate the activity of the GABAA receptor. They are useful in the treatment of a number of conditions, including pain.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.