[[2-(amino-3,4-dioxo-1cyclobuten-1-yl)amino]alkyl]-acid...

A - Human Necessities – 61 – K

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Details

A61K 31/662 (2006.01) A61K 31/197 (2006.01) A61K 31/198 (2006.01) A61K 31/4245 (2006.01) A61K 31/551 (2006.01) A61K 45/06 (2006.01) A61P 25/04 (2006.01) A61P 25/06 (2006.01) C07D 243/00 (2006.01)

Patent

CA 2461348

This invention provides a method of treating pain in a mammal that includes administering to a mammal in need of such treatment a pain treating effective amount of a compound of the formula (I): where R1 is H, alkyl or phenylalkyl; R2 is H, alkyl, alkenyl or phenylalkyl; or R1 and R2 taken together as Z are .mdash.CH2C-H2.mdash., .mdash.CH2C(R6)(R7)CH2.mdash. or .mdash.CH2C(R8)(R9).mdash.C(R10)(R11)CH2.mdash., where R6, R8 and R10 are, independently, H, alkyl or hydroxyl and R7, R9 and R11 are, independently, H or alkyl; A is alkylene or alkenylene; X is CO2R3, P(O)(OR4)(OR5), 3, 5-dioxo- 1,2,4-oxadiazolidin-2-yl or 5-tetrazolyl in which R3, R4 and R5 are, independently, H or alkyl, or a pharmaceutical compositions for treating pain containing a pain treating effective amount of the compound of formula(I).

Cette invention porte sur un procédé de traitement de la douleur chez un mammifère, ce procédé consistant à administrer à un mammifère nécessitant ce traitement une quantité effective d'un composé de formule (I) dans laquelle R?1¿ représente H, alkyle ou phénylalkyle; R?2¿ représente H, alkyle, alcényle ou phénylalkyle; ou R?1¿ et R?2 ¿ réunis de façon à former Z représentent CH¿2?C-H¿2????? CH¿2?C-(R?6¿)(R?7¿) CH¿2?-ou - CH¿2?C-(R?8¿)(R?9¿)-C(R?10¿)(R?11¿)CH¿2?-, R?6¿, R?8¿ et R?10¿ représentant, indépendamment, H, alkyle ou hydroxyle et R?7¿, R?9¿ et R?11¿ représentant, indépendamment, H ou alkyle; A représente alkylène ou alcénylène; X représente CO¿2?R?3¿, P(O)(OR?4¿)(OR?5¿), 3, 5-dioxo-1,2,4-oxadiazolidine-2-yl ou 5-tétrazolyle où R?3¿, R?4 ¿ et R?5¿ représentent, indépendamment, H ou alkyle ou un sel de celui-ci acceptable d'un point de vue pharmaceutique. Cette invention porte également sur des compositions pharmaceutiques destinées à traiter la douleur et contenant une quantité effective du composé de formule (I).

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