| abstract |
PCT No. PCT/EP96/02152 Sec. 371 Date Nov. 18, 1997 Sec. 102(e) Date Nov. 18, 1997 PCT Filed May 20, 1996 PCT Pub. No. WO96/36620 PCT Pub. Date Nov. 21, 1996A compound, or solvate or salt thereof, of formula (I) in which, R1 and R2, are, independently hydrogen, linear or branched C1-6 alkyl, C3-7 cycloalkyl, C3-7 cycloalkenyl, or C3-6 alkenyl, or together form a C3-7 alkyl; R3 and R4 are, independently, hydrogen, linear or branched C1-6 alkyl, or R4 is oxygen forming with the carbon atom to which is attached a C=O group; R5 is hydrogen, hydroxy, or C1-3 alkoxy; R6 is halogen, NH2 or a para or meta -COR-8 group, in which R8 is C1-8-alkyl, C1-8-alkoxy or NR9R10, wherein R9 and R10, are, independently, hydrogen, straight or branched C1-6 alkyl, C3-7 cycloalkyl or phenyl; or R6 is a para or meta group in which R11 and R 12 are, independently, hydrogen or straight or branched C 1-6 and, R7 is hydrogen, or straight or branched C1-8 alkyl; is provided. The present compound is useful as a delta opiod modulator. |