Substituted pyridone derivative
US8158652B2 · kind B2 · utility
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3References
7Claims
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Key dates
| Filing date | Nov 30, 2005 |
| Grant date | Apr 17, 2012 |
| Priority date | — |
| Expiry date | Nov 22, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA61P43/00
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
Compounds of a formula (I)[wherein, A represents formula (III-1)R3 is a hydrogen, lower alkyl et al; m is 0 or 1; R1 is a hydrogen atom, halogen atom et al, R2 is a hydrogen et al; p is 0 to 4; X is a carbon atom or nitrogen atom; and X1 to X4 is a lower alkyl et al], or pharmaceutical acceptable salts thereof. These have a potency antagonistic to binding to histamine H3 receptor, or have a potency inhibiting the constant activity of histamine H3 receptor, and are useful in the therapy of obesity, diabetes et al.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.