Abstract: A compound of formula (I) as detailed in the specification or a pharmaceutically acceptable salt or solvate thereof, a process for preparing such compounds, a pharmaceutical composition comprising such compounds and the use of such compounds in medicine.

Abstract: A compound of formula (I): or a salt thereof, or a solvate thereof, wherein Ra represents a group R5 which is hydrogen, alkyl or optionally substituted aryl and Rb represents a moiety of formula (a): wherein X represents a hydroxy or an alkoxy group wherein the alkyl group may be substitued or unsubstituted or X represents a group NRsRt wherein Rs and Rt each independently represent hydrogen, alkyl, substituted alkyl, optionally substituted alkenyl, optionally substituted aryl, optionally substituted arylalkyl, an optionally substituted heterocyclic group or an optionally substituted heterocyclylalkyl group, or Rs and Rt together with the nitrogen to which they are attached form a heterocyclic group; R1 represents an alkyl or a substituted or unsubstituted aryl group; and R2, R3 and R4 each independently represent hydrogen, alkyl, aryl or substituted aryl; R6 and R7 each independently represent hydrogen, hydroxy, amino, alkoxy, optionally substituted aryloxy, optionally substituted benzyloxy, alkylami

Abstract: A compound of formula (I) or a salt thereof, or a solvate thereof, wherein: X represents oxygen, sulphur, or NRb; Y and Z each independently represent nitrogen, CH, CR1 or CR2; A represents an unsubstituted or substituted aryl group or an unsubstituted or substituted heterocyclyl group; Ra represents —C(O)NRsRt; R1 and R2 each independently represents hydrogen or specific substituents; and the use of such a compound in the treatment and/or prophylaxis of diseases associated with over activity of osteoclasts in mammals.

Abstract: A compound of formula (I) or a salt thereof, or a solvate thereof, wherein: R1 and R2 each independently represents C1-6alkoxy or halo; R3 and R4 each independently represents hydrogen, C1-6alkoxy, arylC1-6alkoxy, hydroxy, carboxyC1-6alkoxy, hydroxyC1-6alkoxy, dihydroxyC1-6alkoxy, mono- and di-(C1-6alkyl)aminoC1-6alkoxy or aminoC1-6alkoxy, and R5 represents —NRsRt wherein Rs and Rt each independently represent hydrogen, unsubstituted or substituted C1-6alkyl, or unsubstituted or substituted heterocyclyl, a process for the preparation of such a compound, a pharmaceutical composition containing such a compound and the use of the compound or composition in medicine. Particular indole compounds are selective for mammalian osteoclasts, acting to selectively inhibit their bone resorbing activity.

Abstract: A compound forula (I) below or a pharmaceuticaly acceptable salt or solvate thereof: wherein R1 is H or alkyl; R2 is aryl or cycloalkyl or heteroaryl; R3 is H or alkyl, wherein the alkyl group may be optionally substituted by one or more fluorine atoms; R4 is H, hydroxyalkyl, dihydroxyalkyl or hydroxyalkoxyalkyl; R5 is branched or linear alkyl, cycloalkyl, cycloalkylalkyl, aryl, or a single or fused ring aromatic heterocyclic group; R6 represents H or up to three substituents independently selected from the list consisting of: alkyl, alkenyl, aryl, alkoxy, hydroxy, halo, nitro, cyano, carboxy, carboxamido, sulphonamido, trifluoromethyl, or amino or mono- or di-alkylamino; R7 is H or halo; R8=is H or ═O; and any of R2 and R5 may optionally be substituted one or more times by halo, hydroxy, amino, cyano, nitro, carboxy, oxo, alkyl, alkenyl, aryl, alkoxy, carboxamido, sulphonamido, trifluoromethyl, or mono- or di-alkylamino; with the proviso that said compound of formula (I) is not a compound selecte

Abstract: A compound of formula (1) or a salt thereof, or a solvate thereof, wherein; R1 and R2 each independently represents C1-6alkoxy or halo; R3 and R4 each independently represents hydrogen, C1-6alkoxy, arylC1-6alkoxy, hydroxy, carboxyC1-6alkoxy, hydroxyC1-6alkoxy, dihydroxyC1-6alkoxy, mono- and di-(C1-6alkyl)aminoC1-6alkoxy or aminoC1-6alkoxy, and; R5 represents —NRsRt wherein Rs and Rt each independently represent hydrogen, unsubstituted or substituted C1-6alkyl, or unsubstituted or substituted heterocyclyl, a process for the preparation of such a compound, a pharmaceutical composition containing such a compound and the use of the compound or composition in medicine.

Abstract: A compound of formula (I) as detailed in the specification or a pharmaceutically acceptable salt or solvate thereof, a process for preparing such compounds, a pharmaceutical composition comprising such compounds and the use of such compounds in medicine. Figure (I) wherein: R1 is H or alkyl; R2 is aryl or cycloalkyl or heteroaryl; R3 is H or alkyl, wherein the group may be optionally substituted by one or more fluorine atoms; R4 is NR8R9; R8 is H, lakyl or R11R12 and R9 is H, alkyl or R13R14; or R8 and R9 together with the N atom to wich they are attached form a heterocyclic ring comprising 4-8 ring members, said ring members optionally including in addition to said N atom one or more further heteroatoms selected from N, O or S; and further detailed in the specification.

Abstract: Certain compounds of formula (I) below or a pharmaceutically acceptable salt or hydrate thereof: 1

Abstract: Certain compounds of formula (I) below or a pharmaceutically acceptable salt or hydrate thereof: 1

Abstract: Compounds of formula (I) in which R1 is hydrogen or alkyl; R2 is hydrogen or one or more alkyl groups; R3 is R1 or R1X—; wherein R1 is hydrogen or optionally substituted alkyl, aryl, arylalkyl, cycloalkyl or heterocyclyl and X is a linking group; and R4 is hydrogen or alkyl; with the proviso that when R4 is methyl and R3 is methyl or hydroxyethyl then R2 is not hydrogen. Are selective delta opioid receptor ligands and therefore of potential therapeutic utility as analgesics and antihyperalgesics for different pain conditions; immunosuppressants to prevent rejection in organ transplant and skin grafts; anti-allergic and anti-inflammatory agents; brain cell protectants; agents for treating drug and alcohol abuse, gastritis, diarrhoea, cardiovascular and respiratory diseases, cough, mental illness and epilepsy.

Abstract: A compound or a salt or solvate thereof, of formula (I): 1

Abstract: A compound of formula (I), or a salt thereof, or a solvate thereof, wherein Ra represents a group R5 which is hydrogen, alkyl or optionally substituted aryl and Rb represents a moiety of formula (a), wherein X represents a hydroxy or an alkoxy group wherein the alkyl group may be substitued or unsubstituted or X represents a group NRsRt wherein Rs and Rt each independently represent hydrogen, alkyl, substituted alkyl, optionally substituted alkenyl, optionally substituted aryl, optionally substituted arylalkyl, an optionally substituted heterocyclic group or an optionally substituted heterocyclylalkyl group, or Rs and Rt together with the nitrogen to which they arm attached form a heterocyclic group; R1 represents an alkyl or a substituted or unsubstituted aryl group; and R2, R3 and R4 each independently represent hydrogen, alkyl, aryl or substituted aryl; R6 and R7 each independently represent hydrogen, hydroxy, amino, alkoxy, optionally substituted aryloxy, optionally substituted benzyloxy, alkylamino, dial

Abstract: A compound of formula (I): or a salt thereof, or a solvate thereof, wherein: A represents an optionally substituted aryl group or an optionally substituted heterocyclyl group; Ra represents —CO—NRsRt wherein Rs and Rt each independently represent hydrogen, alkyl, substituted alkyl, optionally substituted alkenyl, optionally substituted aryl, optionally substituted arylalkyl, optionally substituted heterocyclyl or an optionally substituted heterocyclylalkyl group, or Rs and Rt together with the nitrogen to which they are attached form a heterocyclyl group; R1 and R2 each independently represents hydrogen, hydroxy, amino, alkoxy, optionally substituted aryloxy, optionally substituted benzyloxy, alkylamino, dialkylamino, halo, trifluoromethyl, trifluoromethoxy, nitro, alkyl, carboxy, carbalkoxy, carbamoyl, alkylcarbamoyl, or R1 and R2 together represent methylenedioxy, carbonyldioxy or carbonyldiamino; and R3 represents hydrogen, alkanoyl, alkyl, aminoalkyl, hydroxyalkyl, carbox

Abstract: A compound of formula (I): 1

Abstract: A compound of formula (I): 1

Abstract: A compound of formula (I) or a salt thereof, or a solvate thereof, ##STR1## wherein: R.sub.1 represents an alkyl group or a substituted or unsubstituted aryl group; R.sub.2, R.sub.3 and R.sub.4 each independently represent hydrogen, alkyl, aryl or substituted aryl; R.sub.5 and R.sub.6 each independently represent hydrogen, hydroxy, amino, alkoxy, optionally substituted aryloxy, optionally substituted benzyloxy, alkylamino, dialkylamino, halo, trifluoromethyl, trifluoromethoxy, nitro, alkyl, carboxy, carbalkoxy, carbamoyl, alkylcarbamoyl, or R.sub.5 and R.sub.6 together represent methylenedioxy, carbonyldioxy or carbonyldiamino; X represents a hydroxy or an alkoxy group wherein the alkyl group may be substituted or unsubstituted or X represents a group NR.sub.S R.sub.t wherein R.sub.S and R.sub.

Abstract: A compound of formula (I) or a salt thereof, or a solvate thereof, wherein either (i) Ra represents a group R.sub.5 which is hydrogen, alkyl or optionally substituted aryl and R.sub.5 represents a moiety of formula (a); wherein X represents a hydroxy or an alkoxy group wherein the alkyl group may be substituted or unsubstituted or X represents a group NR.sub.s R.sub.t wherein R.sub.s and R.sub.t each independently represent hydrogen, alkyl, substituted alkyl, optionally substituted alkenyl, optionally substituted aryl, optionally substituted arylalkyl, an optionally substituted heterocyclic group or an optionally substituted heterocyclylalkyl group, or R.sub.s and R.sub.t together may form a heterocyclic group; R.sub.1 represents an alkyl or a substituted or unsubstituted aryl group; and R.sub.2, R.sub.3 and R.sub.4 each independently represent hydrogen, alkyl, aryl or substituted aryl or (ii) R.sub.a represents a moiety of the above defined formula (a) and R.sub.b represents the above defined R.sub.5 ; R.