Perhydroisoindole derivatives as substance P antagonists
US5739351A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | May 30, 1997 |
| Grant date | Apr 14, 1998 |
| Priority date | — |
| Expiry date | May 30, 2017 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC07D409/06
- WIPO fieldPharmaceuticals
- WIPO sectorChemistry
Abstract
New perhydroinsoindole having the general formula (I) wherein R.sub.1 is optionally substituted phenyl or is cyclohexadienyl, naphtyl, indenyl or mono or polycyclic heterocyclyl, saturated or unsaturated 5 to 9C and optionally substituted, R.sub.2 is H or halogen, OH, alkyl, amino, aminoalkyl, alkylaminoalkyl, dialkylaminoalkyl, alkyloxy, alkylthio, acyloxy, carboxy, alkyloxycarbonyl, dialkylaminoalcyloxycarbonyl, benzyloxycarbonyl, amino or acylamino, R.sub.3 is phenyl optionally substituted in position -2 by a radical alkyl or alkyloxy 1 or 2C or by OH or F, or disubstituted by CF.sub.3, and R.sub.4 is an alkyl radical containing 1 or 2C substituted by halogen or CN, N.sub.3 or --NHCN, and the radicals R which are similar or different represent H, alkyl or phenyl, in their isomer forms having the structure (Ia) or mixtures thereof, optionally their salts when they exist and preparation thereof. The new derivatives of the invention are particularly useful as antagonists of substance P.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.