Acetylene derivatives

C - Chemistry – Metallurgy – 07 – C

Patent

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Details

C07C 233/74 (2006.01) A61K 31/165 (2006.01) A61K 31/166 (2006.01) A61K 31/341 (2006.01) A61K 31/4178 (2006.01) A61P 25/00 (2006.01) C07C 233/23 (2006.01) C07D 233/90 (2006.01) C07D 249/10 (2006.01) C07D 307/68 (2006.01)

Patent

CA 2605265

The invention provides compounds of formula (I) wherein R1 represents hydrogen or alkyl; R2 represents an unsubstituted or substituted heterocycle or R2 represents an unsubstituted or substituted aryl; R3 represents alkyl or halogen; X represents a single bond or an alkandiyl-group, optionally interrupted by one ore more oxygen atoms or carbonyl groups or carbonyloxy groups in free base or acid addition salt form, processes for their preparation and their use as pharmaceuticals.

L'invention concerne des composés de formule (I) dans laquelle R1 représente hydrogène ou alkyle; R2 désigne un hétérocycle non substitué ou substitué ou R2 représente un arlye non substitué ou substitué; R3 désigne alkyle ou halogène ; X représente une liaison simple ou un groupe alkandiyl, éventuellement interrompu par un ou plusieurs atomes d'oxygène ou des groupes carbonyle ou des groupes carbonyloxy dans une base libre ou une forme de sel d'addition acide, des procédés de préparation et d'utilisation de ceux-ci comme produits pharmaceutiques.

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