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    • 2. 发明申请
    • TETRACYCLIC IMIDAZO-BENZODIAZEPINES AS GABA RECEPTORS MODULATORS
    • 作为GABA受体调节剂的四氢咪唑并苯并嗪
    • WO2006063708A1
    • 2006-06-22
    • PCT/EP2005/012993
    • 2005-12-05
    • F.HOFFMANN-LA ROCHE AGBUETTELMANN, BerndKNUST, HennerTHOMAS, Andrew, William
    • BUETTELMANN, BerndKNUST, HennerTHOMAS, Andrew, William
    • C07D487/14A61K31/5517
    • C07D487/14
    • The present invention is concerned with substituted imidazo [1,5-a] [1,2,4] triazolo [1,5-d] [1,4]benzodiazepine derivatives of the following formula (I) wherein R' is hydrogen, halogen, lower alkyl, lower alkyl substituted by halogen, lower alkoxy, lower alkoxy substituted by halogen, nitro, cycloalkyl, -O(CH 2 ) m O(CH 2 ) m OH or -C≡C-R'; R 2 is hydrogen or methyl; R 3 is lower alkyl, lower alkyl substituted by halogen, lower alkenyl, lower alkenyl substituted by halogen, lower alkynyl, -(CH 2 ) n -cycloalkyl, -(CR'R") m CH 3 , or is phenyl, unsubstituted or substituted by halogen, or is pyridinyl or thienyl, unsubstituted or substituted by lower alkyl, or is -(CH 2 ) n -NH-cycloalkyl, lower alkenyl-cycloalkyl, lower alkynyl-(CR'R") m OH, or is lower alkynyl-phenyl, wherein the phenyl ring is unsubstituited or substituted by halogen, CF 3 , lower alkyl or lower alkoxy; R' is hydrogen or lower alkyl; R" is hydrogen, hydroxy or lower alkyl; n is 0, 1 or 2; m is 1, 2 or 3; o is 1 or 2; and with their pharmaceutically acceptable acid addition salts. It has been found that this class of compounds show high affinity and selectivity for GABA A α 5 receptor binding sites and might be useful as cognitive enhancer or for the treatment of cognitive disorders like Alzheimer's disease.
    • 本发明涉及下式(I)的取代咪唑并[1,5-a] [1,2,4]三唑并[1,5-d] [1,4]苯并二氮杂衍生物,其中R'是氢, 卤素,低级烷基,被卤素取代的低级烷基,低级烷氧基,被卤素取代的低级烷氧基,硝基,环烷基,-O(CH 2) OH或-C = C-R'; R 2是氢或甲基; R 3是低级烷基,被卤素取代的低级烷基,低级烯基,被卤素取代的低级链烯基,低级炔基, - (CH 2 SO 2)n
    • 5. 发明申请
    • IMIDAZO-BENZODIAZEPINE DERIVATIVES
    • 咪唑 - 苯二酮衍生物
    • WO2006045430A1
    • 2006-05-04
    • PCT/EP2005/010908
    • 2005-10-11
    • F. HOFFMANN-LA ROCHE AGKNUST, HennerTHOMAS, Andrew, William
    • KNUST, HennerTHOMAS, Andrew, William
    • C07D487/14A61K31/55
    • C07D487/14
    • The present invention is concerned with substituted imidazo [1,5-a] [1,2,4] triazolo [1,5­d] [1,4]benzodiazepine derivatives of formula (I) wherein R 1 is hydrogen, halogen, lower alkyl, lower alkynyl, cycloalkyl, heterocycloalkyl, benzyl, cyano, lower alkoxy, OCF 3 , -NHR, -NHC(O)R or -NHSO 2 R; R 2 is lower alkyl substituted by halogen; R 3 is hydrogen, methyl or aryl; R is lower alkyl, cycloalkyl or aryl; and with their pharmaceutically acceptable acid addition salts. It has been found that this class of compounds show high affinity and selectivity for GABA A α5 receptor binding sites and might be useful as cognitive enhancer or for the treatment of cognitive disorders, anxiety, schizophrenia or Alzheimer's disease.
    • 本发明涉及式(I)的取代的咪唑并[1,5-a] [1,2,4]三唑并[1,5d] [1,4]苯并二氮杂衍生物,其中R 1, 卤素,低级烷基,低级炔基,环烷基,杂环烷基,苄基,氰基,低级烷氧基,OCF 3,-NHR,-NHC(O)R或-NHSO 2, / SUB> R等 R 2是被卤素取代的低级烷基; R 3是氢,甲基或芳基; R是低级烷基,环烷基或芳基; 和其药学上可接受的酸加成盐。 已经发现,这类化合物显示出对GABA A a5受体结合位点的高亲和力和选择性,并且可用作认知增强剂或用于治疗认知障碍,焦虑,精神分裂症或阿尔茨海默病。
    • 7. 发明申请
    • FLUOROBENZAMIDES
    • WO2003106380A2
    • 2003-12-24
    • PCT/EP2003/006008
    • 2003-06-07
    • F.HOFFMANN-LA ROCHE AG
    • JOLIDON, SyneseRODRIGUEZ SARMIENTO, Rosa, MariaTHOMAS, Andrew, WilliamWYLER, Rene
    • C07C
    • C07C235/52C07C235/48C07C235/50C07C255/30
    • The present invention is concerned with fluorobenzamide derivatives of the general formula Wherein R 1 is hydrogen, (C 1 -C 6 )-alkyl or hydroxy-( C1 -C 6 )-alkyl; R 2 is (C 1 -C 6 )-alkyl, -CO-NR 8 R 9 , -(CH 2 ) n -NR 8 R 9 , -(CH 2 ) P -OR 8 , or -(CH 2 ) n -CN; R 3 is selected from hydrogen, halogen, halogen-(C 1 -C 6 )-alkyl, cyano, C 1 -C 6 -alkoxy or halogen-(C 1 -C 6 )-alkoxy; R 4 , R 5 , R 6 and R 7 are hydrogen or fluoro, and at least one of R 4 , R 5 , R 6 and R 7 is fluoro; R 8 and R 9 independently from each other are hydrogen or (C 1 -C 6 )-alkyl; m is 1, 2 or 3; n is 0, 1, 2 or 3; and p is 1 or 2; as well as their pharmaceutically acceptable salts. The compounds of general formula I are selective monoamine oxidase B inhibitors and therefore they are suitable for the treatment of Alzheimer's disease or senile dementia.
    • 本发明涉及通式的氟代苯甲酰胺衍生物,其中R 1是氢,(C 1 -C 6) - 烷基或羟基 - (C 1 -C 6) - 烷基; R 2是(C 1 -C 6) - 烷基,-CO-NR 8 R 9 - , - (CH 2)n -NR 8 R 9 - ,(CH 2)P-OR 8 ,或 - (CH 2)n-CN; R 3选自氢,卤素,卤素 - (C 1 -C 6) - 烷基,氰基,C 1 -C 6 - 烷氧基或卤素 - (C 1 -C 6) - 烷氧基; R 4,R 5,R 6和R 7是氢或氟,R 4,R 5,R 6和R 7中的至少一个是氟 ; R 8和R 9彼此独立地是氢或(C 1 -C 6) - 烷基; m为1,2或3; n为0,1,2或3; p为1或2; 以及它们的药学上可接受的盐。 通式I的化合物是选择性单胺氧化酶B抑制剂,因此它们适用于治疗阿尔茨海默病或老年痴呆症。