NUEVOS DERIVADOS TRICICLICOS, SU PROCEDIMIENTO DE PREPARACION Y LAS COMPOSICIONES FARMACEUTICAS QUE LOS CONTIENEN

    公开(公告)号:PE20081703A1

    公开(公告)日:2009-01-14

    申请号:PE2008000167

    申请日:2008-01-23

    Applicant: SERVIER LAB

    Abstract: REFERIDA A UN COMPUESTO TRICICLICO DE FORMULA (I), DONDE A ES UN CICLO AROMATICO O NO AROMATICO QUE CONTIENE 5, 6 O 7 ESLABONES QUE PUEDE CONTENER 1 O 2 HETEROATOMOS TALES COMO O, S Y N. n Y n' SON 0, 1 O 2 DONDE LA SUMA DE n Y n' ESTA ENTRE 0 Y 4; R3 ES ARILO O HETEROARILO; X ES UN ALQUILENO C1-C6 OPCIONALMENTE SUSTITUIDO CON OXIGENO, CICLOALQUILENO, ARILENO, HETEROARILENO O SO2; R1 Y R2 SON H O UN COMPUESTO DE FORMULA (II); Y ES C=O O CH2; R5 ES H; R6 ES H O UN GRUPO -NR7R7' O -CH2-NR7R7'; R7 Y R7' SON H, ALQUILO C1-C6, ENTRE OTROS. SON COMPUESTOS PREFERIDOS: N-({(4aR)-3-[(4'-CLORO[1,1'-BIFENIL]-2-IL)METIL]-2,3,4,4a,5,6-HEXAHIDRO-1H-PIRAZINO[1,2-a]QUINOLIN-8-IL}CARBONIL)-4-({(1R)-3-(DIMETILAMINO)-1-[(FENILSULFANIL)-METIL]PROPIL}AMINO)-3-NITROBENCENOSULFONAMIDA, N-({(4aR)-3-[(4'-CLORO[1,1'-BIFENIL]-2-IL)METIL]-2,3,4,4a,5,6-HEXAHIDRO-1H-PIRAZINO[1,2-a]QUINOLIN-8-IL}CARBONIL)-4-({(1R)-3-((1R,5S)-3-AZABICICLO[3.1.0]HEX-3-IL)-1-[(FENILSULFANIL)-METIL]PROPIL}AMINO)-3-NITROBENCENOSULFONAMIDA, N-({(10aß)-2-[(4'-CLORO[1,1'-BIFENIL]-2-IL)METIL]-1,2,3,4,10,10a-HEXAHIDROPIRAZINO[1,2-a]INDOL-8-IL}CARBONIL)-4-({(1R)-3-(DIMETILAMINO)-1-[(FENILSULFANIL)METIL]PROPIL}AMINO)-3-NITROBENCENOSULFONAMIDA. TAMBIEN ESTA REFERIDA A UN PROCEDIMIENTO DE PREPARACION Y A UNA COMPOSICION FARMACEUTICA. DICHOS COMPUESTOS TIENEN ACTIVIDAD PRO-APOPTOTICA Y SON UTILES EN EL TRATAMIENTO DEL CANCER

    NUEVOS DERIVADOS TRICICLICOS, SU PROCEDIMIENTO DE PREPARACION Y LAS COMPOSICIONES FARMACEUTICAS QUE LOS CONTIENEN

    公开(公告)号:PE17032008A1

    公开(公告)日:2009-01-14

    申请号:PE0001672008

    申请日:2008-01-23

    Applicant: SERVIER LAB

    CPC classification number: C07D471/04 C07D487/04

    Abstract: REFERIDA A UN COMPUESTO TRICICLICO DE FORMULA (I), DONDE A ES UN CICLO AROMATICO O NO AROMATICO QUE CONTIENE 5, 6 O 7 ESLABONES QUE PUEDE CONTENER 1 O 2 HETEROATOMOS TALES COMO O, S Y N. n Y n' SON 0, 1 O 2 DONDE LA SUMA DE n Y n' ESTA ENTRE 0 Y 4; R3 ES ARILO O HETEROARILO; X ES UN ALQUILENO C1-C6 OPCIONALMENTE SUSTITUIDO CON OXIGENO, CICLOALQUILENO, ARILENO, HETEROARILENO O SO2; R1 Y R2 SON H O UN COMPUESTO DE FORMULA (II); Y ES C=O O CH2; R5 ES H; R6 ES H O UN GRUPO -NR7R7' O -CH2-NR7R7'; R7 Y R7' SON H, ALQUILO C1-C6, ENTRE OTROS. SON COMPUESTOS PREFERIDOS: N-({(4aR)-3-[(4'-CLORO[1,1'-BIFENIL]-2-IL)METIL]-2,3,4,4a,5,6-HEXAHIDRO-1H-PIRAZINO[1,2-a]QUINOLIN-8-IL}CARBONIL)-4-({(1R)-3-(DIMETILAMINO)-1-[(FENILSULFANIL)-METIL]PROPIL}AMINO)-3-NITROBENCENOSULFONAMIDA, N-({(4aR)-3-[(4'-CLORO[1,1'-BIFENIL]-2-IL)METIL]-2,3,4,4a,5,6-HEXAHIDRO-1H-PIRAZINO[1,2-a]QUINOLIN-8-IL}CARBONIL)-4-({(1R)-3-((1R,5S)-3-AZABICICLO[3.1.0]HEX-3-IL)-1-[(FENILSULFANIL)-METIL]PROPIL}AMINO)-3-NITROBENCENOSULFONAMIDA, N-({(10aß)-2-[(4'-CLORO[1,1'-BIFENIL]-2-IL)METIL]-1,2,3,4,10,10a-HEXAHIDROPIRAZINO[1,2-a]INDOL-8-IL}CARBONIL)-4-({(1R)-3-(DIMETILAMINO)-1-[(FENILSULFANIL)METIL]PROPIL}AMINO)-3-NITROBENCENOSULFONAMIDA. TAMBIEN ESTA REFERIDA A UN PROCEDIMIENTO DE PREPARACION Y A UNA COMPOSICION FARMACEUTICA. DICHOS COMPUESTOS TIENEN ACTIVIDAD PRO-APOPTOTICA Y SON UTILES EN EL TRATAMIENTO DEL CANCER

    NOVEL AZABICYCLIC DERIVATIVES, PREPARATION METHOD THEREOF AND PHARMACEUTICAL COMPOSITIONS CONTAINING SAME

    公开(公告)号:ZA200606558B

    公开(公告)日:2008-01-08

    申请号:ZA200606558

    申请日:2006-08-07

    Applicant: SERVIER LAB

    Abstract: Azabicyclic derivatives (I) are new. Azabicyclic derivatives of formula (I) and their enantiomers, diastereoisomers or acid or base addition salts are new. ALK : alkylene, 2-6C alkenylene (contains 1-3 double bonds) or 2-6C alkynylene (contains 1-3 triple bonds); Y, Y 1> : H, halo, alkyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, SH, OH, perhaloalkyl, nitro, amino (optionally substituted by one or two alkyl), acyl of formula C(O)R1a, aminocarbonyl (optionally N-substituted by one or two alkyl), acylamino (optionally N-substituted by alkyl), alkoxycarbonyl, COOH, sulfo or CN; R1a : H or alkyl; X : O, S or NR; R : H or alkyl; W 1> : CN (only when X = O or NR), N(R 1>)Z 1>R 2>or Z 1>NR 1>R 2>; Z 1> : C(O), C(S), C(NR 4>), C(O)N(R 3>), C(S)N(R 3>), C(NR 4>)N(R 3>), C(O)O, C(S)O or S(O) r; r : 1 or 2; Z 2> : C(O), C(S), C(NR 4>), S(O) ror bond; R 1>-R 4> : alkyl, 3-6C alkenyl (contains 1-3 double bonds), 3-6C alkynyl (contains 1-3 triple bonds), cycloalkyl, heterocycloalkyl, aryl or heteroaryl (all optionally substituted), alkoxy or H; or R 1>+R 2>or R 2>+R 3> : heterocyclyl or heteroaryl (both optionally substituted); m, n : 0-2, where the sum of m+n is 2 or 3; and p, q : 0-2. alkyl = 1-6C unless specified; perhaloalkyl = 1-3C with 1-7 halogen; aryl = phenyl, naphthyl, indanyl, indenyl, dihydronaphthyl or tetrahydronaphthyl; cycloalkyl = 3-11 membered mono- or bi-cyclic ring system, optionally with 1 or 2 unsaturations; heterocyclyl = 4-11 membered mono- or bicyclic ring system optionally with 1 or 2 unsaturations and/or 1-4 heteroatoms from N, O and/or S; heteroaryl = 5-11 membered mono- or bicyclic ring system with 1-4 heteroatoms from N, O and/or S; for cycloalkyl, aryl, heteroaryl or heterocyclyl, 'optionally substituted' comprises 1-3 substituents from alkyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, halogen, OH, SH, perhaloalkyl, nitro, amino or aminocarbonyl (optionally substituted by 1 or 2 alkyl), C(O)R1a, NHC(O)R1a (optionally N-substituted by alkyl), alkoxycarbonyl, COOH, sulfo or CN; or aryl, heteroaryl, cycloalkyl, heterocyclyl or benzyl with one or two optional oxo substituents where possible; for alkyl, alkenyl or alkynyl, 'optionally substituted ' comprises one or two of alkylthio, alkylsulfinyl, alkylsulfonyl, alkoxy, halogen, OH, SH, nitro, amino, C(O)R1a, aminocarbonyl, NHC(O)R1a, alkoxycarbonyl, COOH, sulfo, CN or aryl, heteroaryl, cycloalkyl, heterocylyl or aryloxy (all optionally substituted). An independent claim is included for the preparation of (I). [Image] ACTIVITY : Nootropic; Neuroprotective; Anticonvulsant; Tranquilizer; Anorectic; Analgesic. MECHANISM OF ACTION : Histamine (H3) activator. The ability of (I) to activate histamine was tested in mice. The results showed that 4-(3-hexahydrocyclopenta[c]-pyrrol-2(1H)-ylpropoxy)benzonitrile oxalate exhibited the percentage increase of N-methylhistamine in brain of 92%.

    95.
    发明专利
    未知

    公开(公告)号:FR2866647B1

    公开(公告)日:2006-10-27

    申请号:FR0401690

    申请日:2004-02-20

    Applicant: SERVIER LAB

    Abstract: Azabicyclic derivatives (I) are new. Azabicyclic derivatives of formula (I) and their enantiomers, diastereoisomers or acid or base addition salts are new. ALK : alkylene, 2-6C alkenylene (contains 1-3 double bonds) or 2-6C alkynylene (contains 1-3 triple bonds); Y, Y 1> : H, halo, alkyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, SH, OH, perhaloalkyl, nitro, amino (optionally substituted by one or two alkyl), acyl of formula C(O)R1a, aminocarbonyl (optionally N-substituted by one or two alkyl), acylamino (optionally N-substituted by alkyl), alkoxycarbonyl, COOH, sulfo or CN; R1a : H or alkyl; X : O, S or NR; R : H or alkyl; W 1> : CN (only when X = O or NR), N(R 1>)Z 1>R 2>or Z 1>NR 1>R 2>; Z 1> : C(O), C(S), C(NR 4>), C(O)N(R 3>), C(S)N(R 3>), C(NR 4>)N(R 3>), C(O)O, C(S)O or S(O) r; r : 1 or 2; Z 2> : C(O), C(S), C(NR 4>), S(O) ror bond; R 1>-R 4> : alkyl, 3-6C alkenyl (contains 1-3 double bonds), 3-6C alkynyl (contains 1-3 triple bonds), cycloalkyl, heterocycloalkyl, aryl or heteroaryl (all optionally substituted), alkoxy or H; or R 1>+R 2>or R 2>+R 3> : heterocyclyl or heteroaryl (both optionally substituted); m, n : 0-2, where the sum of m+n is 2 or 3; and p, q : 0-2. alkyl = 1-6C unless specified; perhaloalkyl = 1-3C with 1-7 halogen; aryl = phenyl, naphthyl, indanyl, indenyl, dihydronaphthyl or tetrahydronaphthyl; cycloalkyl = 3-11 membered mono- or bi-cyclic ring system, optionally with 1 or 2 unsaturations; heterocyclyl = 4-11 membered mono- or bicyclic ring system optionally with 1 or 2 unsaturations and/or 1-4 heteroatoms from N, O and/or S; heteroaryl = 5-11 membered mono- or bicyclic ring system with 1-4 heteroatoms from N, O and/or S; for cycloalkyl, aryl, heteroaryl or heterocyclyl, 'optionally substituted' comprises 1-3 substituents from alkyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, halogen, OH, SH, perhaloalkyl, nitro, amino or aminocarbonyl (optionally substituted by 1 or 2 alkyl), C(O)R1a, NHC(O)R1a (optionally N-substituted by alkyl), alkoxycarbonyl, COOH, sulfo or CN; or aryl, heteroaryl, cycloalkyl, heterocyclyl or benzyl with one or two optional oxo substituents where possible; for alkyl, alkenyl or alkynyl, 'optionally substituted ' comprises one or two of alkylthio, alkylsulfinyl, alkylsulfonyl, alkoxy, halogen, OH, SH, nitro, amino, C(O)R1a, aminocarbonyl, NHC(O)R1a, alkoxycarbonyl, COOH, sulfo, CN or aryl, heteroaryl, cycloalkyl, heterocylyl or aryloxy (all optionally substituted). An independent claim is included for the preparation of (I). [Image] ACTIVITY : Nootropic; Neuroprotective; Anticonvulsant; Tranquilizer; Anorectic; Analgesic. MECHANISM OF ACTION : Histamine (H3) activator. The ability of (I) to activate histamine was tested in mice. The results showed that 4-(3-hexahydrocyclopenta[c]-pyrrol-2(1H)-ylpropoxy)benzonitrile oxalate exhibited the percentage increase of N-methylhistamine in brain of 92%.

    96.
    发明专利
    未知

    公开(公告)号:NO20064160A

    公开(公告)日:2006-09-14

    申请号:NO20064160

    申请日:2006-09-14

    Applicant: SERVIER LAB

    CPC classification number: C07D209/52 C07D403/12

    Abstract: Azabicyclic derivatives (I) are new. Azabicyclic derivatives of formula (I) and their enantiomers, diastereoisomers or acid or base addition salts are new. ALK : alkylene, 2-6C alkenylene (contains 1-3 double bonds) or 2-6C alkynylene (contains 1-3 triple bonds); Y, Y 1> : H, halo, alkyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, SH, OH, perhaloalkyl, nitro, amino (optionally substituted by one or two alkyl), acyl of formula C(O)R1a, aminocarbonyl (optionally N-substituted by one or two alkyl), acylamino (optionally N-substituted by alkyl), alkoxycarbonyl, COOH, sulfo or CN; R1a : H or alkyl; X : O, S or NR; R : H or alkyl; W 1> : CN (only when X = O or NR), N(R 1>)Z 1>R 2>or Z 1>NR 1>R 2>; Z 1> : C(O), C(S), C(NR 4>), C(O)N(R 3>), C(S)N(R 3>), C(NR 4>)N(R 3>), C(O)O, C(S)O or S(O) r; r : 1 or 2; Z 2> : C(O), C(S), C(NR 4>), S(O) ror bond; R 1>-R 4> : alkyl, 3-6C alkenyl (contains 1-3 double bonds), 3-6C alkynyl (contains 1-3 triple bonds), cycloalkyl, heterocycloalkyl, aryl or heteroaryl (all optionally substituted), alkoxy or H; or R 1>+R 2>or R 2>+R 3> : heterocyclyl or heteroaryl (both optionally substituted); m, n : 0-2, where the sum of m+n is 2 or 3; and p, q : 0-2. alkyl = 1-6C unless specified; perhaloalkyl = 1-3C with 1-7 halogen; aryl = phenyl, naphthyl, indanyl, indenyl, dihydronaphthyl or tetrahydronaphthyl; cycloalkyl = 3-11 membered mono- or bi-cyclic ring system, optionally with 1 or 2 unsaturations; heterocyclyl = 4-11 membered mono- or bicyclic ring system optionally with 1 or 2 unsaturations and/or 1-4 heteroatoms from N, O and/or S; heteroaryl = 5-11 membered mono- or bicyclic ring system with 1-4 heteroatoms from N, O and/or S; for cycloalkyl, aryl, heteroaryl or heterocyclyl, 'optionally substituted' comprises 1-3 substituents from alkyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, halogen, OH, SH, perhaloalkyl, nitro, amino or aminocarbonyl (optionally substituted by 1 or 2 alkyl), C(O)R1a, NHC(O)R1a (optionally N-substituted by alkyl), alkoxycarbonyl, COOH, sulfo or CN; or aryl, heteroaryl, cycloalkyl, heterocyclyl or benzyl with one or two optional oxo substituents where possible; for alkyl, alkenyl or alkynyl, 'optionally substituted ' comprises one or two of alkylthio, alkylsulfinyl, alkylsulfonyl, alkoxy, halogen, OH, SH, nitro, amino, C(O)R1a, aminocarbonyl, NHC(O)R1a, alkoxycarbonyl, COOH, sulfo, CN or aryl, heteroaryl, cycloalkyl, heterocylyl or aryloxy (all optionally substituted). An independent claim is included for the preparation of (I). [Image] ACTIVITY : Nootropic; Neuroprotective; Anticonvulsant; Tranquilizer; Anorectic; Analgesic. MECHANISM OF ACTION : Histamine (H3) activator. The ability of (I) to activate histamine was tested in mice. The results showed that 4-(3-hexahydrocyclopenta[c]-pyrrol-2(1H)-ylpropoxy)benzonitrile oxalate exhibited the percentage increase of N-methylhistamine in brain of 92%.

    NOUVEAUX COMPOSES CYCLOHEPTENE, LEUR PROCEDE DE PREPARATION ET LES COMPOSITIONS PHARMACEUTIQUES QUI LES CONTIENNENT

    公开(公告)号:CA2367306C

    公开(公告)日:2006-07-11

    申请号:CA2367306

    申请日:2002-01-17

    Applicant: SERVIER LAB

    Abstract: L'invention concerne de nouveaux composés répondant à la formule formule (I ): dans laquelle X représente une liaison ou un groupement alkylène, CO, S(O)n, *- S(O)n-A1-, *-CO-A1-, -A1-S(O)n-A'1- et -A1-CO-A'1- dans lesquels A1 et A'1, identiques ou différents, représentent un groupement alkylène et n vaut 0, 1 ou 2, le symbole "*" représentant le point de rattachement du groupement au cycloheptène; Y représente un groupement aryle, hétéroaryle, cycloalkyle ou hétérocycloalkyle; R1, R2, R3 et R4 représentent indépendamment l'un de l'autre un atome d'hydrogène ou un groupement aryle, hétéroaryle, cycloalkyle ou hétérocycloalkyle, ou bien R1, R2, R3 et R4, pris deux à deux , forment ensemble une liaison, ou bien R1 et R2, ou R2 et R3 ou R3 et R4, pris deux à deux avec les atomes de carbone auxquels ils sont liés, forment un cycle benzénique fusion né ou un hétérocycle fusionné aromatique ou partiellement hydrogéné; T représente un groupement -CH(R5)-, -N(R5)- ou *-N(R5)CO- dans lesquels R5 représente un atome d'hydrogène ou un groupement alkyle, aryle, hétéroaryle, arylalkyle ou hétéroarylalkyle, le symbole "*" représentant le point de rattachement du groupement au cycloheptène; V représente un atome d'hydrogène ou un groupement aryle ou hétéroaryle; A2 représente un groupement [C(R6)(R'6)]p où p vaut 0, 1, 2, 3 ou 4 lorsque T représente un groupement - CH(R5)- ou *-N(R5)CO- où p vaut 1, 2, 3 ou 4 lorsque T représente un groupement -N(R5)- , et R6 et R'6, identiques ou différents, représentent un atome d'hydrogène ou un groupement alkyle, alkényle, alkynyle, aryle, hétéroaryle, hétérocycloalkyle, arylalkyle éventuellement substitué, hétéroarylalkyle, hétérocycloalkylalkyle, R9 ou alkyle substitué par un groupement R9 où R9 représente un groupement -OR5,-N(R5)(R'5), -S(O)m R5, -CON(R5)(R'5), -N(R5)COR'5, -N(R5)SO2R'5, -SO2N(R5)(R'5), -N(R5)COO(R'5), m étant égal à 0, 1 ou 2, et R'5 prenant toutes les valeurs de R5. L'invention vise également les énantiomères et diastéréoisomères des composés de formule (I), ainsi que leu rs sels -52- d'addition à un acide ou à une base pharmaceutiquement acceptable. Les composés selon l'invention sont utiles à titre de médicaments pour le traitement des maladi es cancéreuses ainsi que pour le traitement de la resténose après angioplastie ou chirurgie vasculaire, et de la neurofibromatose de type I.

    New azabicyclic derivative useful to treat e.g. cognitive deficits associated with brain aging, neurodegenerative diseases, mood disorders, epileptic seizure and attention deficit hyperactivity syndrome, are histamine activators

    公开(公告)号:FR2866647A1

    公开(公告)日:2005-08-26

    申请号:FR0401690

    申请日:2004-02-20

    Applicant: SERVIER LAB

    Abstract: Azabicyclic derivatives (I) are new. Azabicyclic derivatives of formula (I) and their enantiomers, diastereoisomers or acid or base addition salts are new. ALK : alkylene, 2-6C alkenylene (contains 1-3 double bonds) or 2-6C alkynylene (contains 1-3 triple bonds); Y, Y 1> : H, halo, alkyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, SH, OH, perhaloalkyl, nitro, amino (optionally substituted by one or two alkyl), acyl of formula C(O)R1a, aminocarbonyl (optionally N-substituted by one or two alkyl), acylamino (optionally N-substituted by alkyl), alkoxycarbonyl, COOH, sulfo or CN; R1a : H or alkyl; X : O, S or NR; R : H or alkyl; W 1> : CN (only when X = O or NR), N(R 1>)Z 1>R 2>or Z 1>NR 1>R 2>; Z 1> : C(O), C(S), C(NR 4>), C(O)N(R 3>), C(S)N(R 3>), C(NR 4>)N(R 3>), C(O)O, C(S)O or S(O) r; r : 1 or 2; Z 2> : C(O), C(S), C(NR 4>), S(O) ror bond; R 1>-R 4> : alkyl, 3-6C alkenyl (contains 1-3 double bonds), 3-6C alkynyl (contains 1-3 triple bonds), cycloalkyl, heterocycloalkyl, aryl or heteroaryl (all optionally substituted), alkoxy or H; or R 1>+R 2>or R 2>+R 3> : heterocyclyl or heteroaryl (both optionally substituted); m, n : 0-2, where the sum of m+n is 2 or 3; and p, q : 0-2. alkyl = 1-6C unless specified; perhaloalkyl = 1-3C with 1-7 halogen; aryl = phenyl, naphthyl, indanyl, indenyl, dihydronaphthyl or tetrahydronaphthyl; cycloalkyl = 3-11 membered mono- or bi-cyclic ring system, optionally with 1 or 2 unsaturations; heterocyclyl = 4-11 membered mono- or bicyclic ring system optionally with 1 or 2 unsaturations and/or 1-4 heteroatoms from N, O and/or S; heteroaryl = 5-11 membered mono- or bicyclic ring system with 1-4 heteroatoms from N, O and/or S; for cycloalkyl, aryl, heteroaryl or heterocyclyl, 'optionally substituted' comprises 1-3 substituents from alkyl, alkoxy, alkylthio, alkylsulfinyl, alkylsulfonyl, halogen, OH, SH, perhaloalkyl, nitro, amino or aminocarbonyl (optionally substituted by 1 or 2 alkyl), C(O)R1a, NHC(O)R1a (optionally N-substituted by alkyl), alkoxycarbonyl, COOH, sulfo or CN; or aryl, heteroaryl, cycloalkyl, heterocyclyl or benzyl with one or two optional oxo substituents where possible; for alkyl, alkenyl or alkynyl, 'optionally substituted ' comprises one or two of alkylthio, alkylsulfinyl, alkylsulfonyl, alkoxy, halogen, OH, SH, nitro, amino, C(O)R1a, aminocarbonyl, NHC(O)R1a, alkoxycarbonyl, COOH, sulfo, CN or aryl, heteroaryl, cycloalkyl, heterocylyl or aryloxy (all optionally substituted). An independent claim is included for the preparation of (I). [Image] ACTIVITY : Nootropic; Neuroprotective; Anticonvulsant; Tranquilizer; Anorectic; Analgesic. MECHANISM OF ACTION : Histamine (H3) activator. The ability of (I) to activate histamine was tested in mice. The results showed that 4-(3-hexahydrocyclopenta[c]-pyrrol-2(1H)-ylpropoxy)benzonitrile oxalate exhibited the percentage increase of N-methylhistamine in brain of 92%.

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