1-(4-(pyridin-2-yl)benzyl)imidazolidine-2,4-dione derivatives
US8143246B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 15, 2010 |
| Grant date | Mar 27, 2012 |
| Priority date | — |
| Expiry date | Sep 23, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D405/14
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
The invention relates to 1-(4-(pyridin-2-yl)benzyl)imidazolidine-2,4-dione derivative having the general Formula Iwherein R1 is H, (C1-6)alkyl (optionally substituted with oxo, (C1-3)alkyloxy, (C1-3)alkyloxycarbonyl, halogen or CN), (C3-6)cycloalkyl or (C3-6)cycloalkyl(C1-3)alkyl, each cycloalkyl ring optionally comprising a heteroatom selected from O and S; R2 and R3 are independently H or (C1-3)alkyl; or R2 and R3 form together with the carbon atom to which they are bound a (C3-5)cycloalkyl group; R4 is H or 1 to 3 F substituents; R5 is H or 1 to 4 F substituents; R6 and R7 are independently H or F; X represents R8, OR8, NR8R9,R8 is (C5-7)cycloalkyl optionally comprising a heteroatom selected from O, S, SO and SO2; R9 is H or (C1-4)alkyl; R10 represents 1-3 substituents independently selected from H, (C1-3)alkyl, halogen, oxo, CN and CF3; Y is CF2, O, S, SO or SO2; or a pharmaceutically acceptable salt thereof, to pharmaceutical compositions comprising the same, as well as to the use of said 1-(4-(pyridin-2-yl)benzyl)imidazolidine-2,4-dione derivatives in the treatment of pain such as for example peri-operative pain, chronic pain, neuropathic pain, cancer pain and pain and spasti…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.