Spiro-quinuclidine derivatives, their preparation and use

C - Chemistry – Metallurgy – 07 – D

Patent

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Details

C07D 491/20 (2006.01) A61K 31/40 (2006.01) A61K 31/44 (2006.01) C07D 453/02 (2006.01) C07D 487/10 (2006.01) C07D 495/20 (2006.01) C07D 497/20 (2006.01)

Patent

CA 2289578

The present invention discloses compounds of formula (I), or a pharmaceutically acceptable salt thereof; wherein n is 1 or 2 or 3, A is -O-, - S-, -CH2-, -O-CH2-, or -CH2-O-; B is -O-, -S-, -CH2-, -O-CH2-, or -CH2-O-; and C is N, or -CR1-; D is N, or -CR2-; E is N, or -CR3-; and F is N, or -CR4-; wherein R1, R2, R3 and R4 each independently are selected from the group consisting of alkyl, cycloalkyl, cycloalkylalkyl, alkenyl, alkynyl, alkoxy, cycloalkoxy, thioalkoxy, thiocycloalkoxy, methylenedioxy, aryloxy, halogen, CF3, OCF3, CN, amino, nitro, aryl and a monocyclic 5 to 6 membered heteroaryl group. The compounds of the invention are useful for the treatment of disorders or diseases responsive to the activity of nicotinic ACh receptor modulators.

La présente invention décrit des composés de la formule (I) ou bien un sel pharmaceutiquement acceptable de ceux-ci, dans laquelle N représente 1 ou 2 ou 3; A représente -O-, -S-, -CH¿2?-, -O-CH¿2?- ou -CH¿2?-O-; B représente -O-, -S-, -CH¿2?-, -O-CH¿2?- ou -CH¿2?-O-; et C représente N ou -CR?1¿-; D représente N ou -CR?2¿; E représente N ou -CR?3¿- et F représente N ou -CR?4¿-; où R?1¿, R?2¿, R?3¿ et R?4¿ sont chacun sélectionnés indépendamment dans le groupe comprenant alkyle, cycloalkyle, cycloalkylalkyle, alcényle, alkynyle, alcoxy, cycloalcoxy, thioalcoxy, thiocycloalcoxy, méthylènedioxy, aryloxy, halogène, CF¿3?, OCF¿3?, CN, amino, nitro, aryle et un groupe hétéroaryle comptant 5 à 6 éléments. Les composés de l'invention sont utiles dans le traitement de troubles ou de maladies sensibles à l'activité de modulateurs des récepteurs nicotiniques de l'ACh.

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