Diphenyl ether compounds useful in therapy
US6448293B1 · kind B1 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 16, 2001 |
| Grant date | Sep 10, 2002 |
| Priority date | — |
| Expiry date | Mar 16, 2021 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07C2601/08
- WIPO fieldOrganic fine chemistry
- WIPO sectorChemistry
Abstract
A compound of general formula (I), or pharmaceutically acceptable salts, solvates or polymorphs thereof; wherein; R1 and R2, which may be the same or different, are hydrogen, C1-C6alkyl, (CH2)m (C3-C6cycloalkyl) wherein m =0, 1, 2 or 3, or R1 and R2 together with the nitrogen to which they are attached form an azetidine ring; each R3 is independently CF3, OCF3, C1-4alkylthio or C1-C4alkoxy; n is 1, 2 or 3; and R4 and R5, which may be the same or different, are: A—X, wherein A =—CH=CH— or —(CH2)p— where p is 0, 1 or 2; X is hydrogen, F, Cl, Br, I, CONR6R7, SO2NR6R7, SO2NHC(=O)R6, OH, C1-4alkoxy, NR8SO2R9, NO2, NR6R11, CN, CO2R10, CHO, SR10, S(O)R9 or SO2R10; R6, R7, R8 and R10 which may be the same or different, are hydrogen or C1-6alkyl optionally substituted independently by one or more R12; R9 is C1-6 alkyl optionally substituted independently by one or more R12; R11 is hydrogen, C1-6 alkyl optionally substituted independently by one or more R12, C(O)R6, CO2R9, C(O)NHR6 or SO2NR6R7; R12 is F, OH, CO2H, C3-6cycloalkyl, NH2, CONH2, C1-6alkoxy, C1-6alkoxycarbonyl or a 5- or 6-membered heterocyclic ring containing 1, 2 or 3 heteroatoms selected from N, S…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.