Ornithine derivatives as prostaglandin e2 agonists or...

C - Chemistry – Metallurgy – 07 – D

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C07D 307/85 (2006.01) C07D 209/42 (2006.01) C07D 215/48 (2006.01) C07D 471/04 (2006.01)

Patent

CA 2550958

Ornithine derivatives of the formula (I): wherein X is -CO- or -(CH2)k- (wherein k is 1, 2 or 3); Y is Z-(CH2) n-, and the like; {wherein Z is R1-CO- NR4-, and the like, (wherein R1 is aryl, and the like; and R4 is hydrogen, or lower alkyl); and n is 1, 2, 3, 4, 5 or 6}; R2 is aryl-(lower alkyl), and the like; R3 is -Q-R7, [wherein Q is -CO- or -SO2-, R7 is heterocyclyl], and the like; and R5 and R6 are independently hydrogen or lower alkyl; or a pharmaceutically acceptable salt thereof, which are useful as medicament.

Cette invention se rapporte à des dérivés d'ornithine représentés par la formule (I), dans laquelle X représente -CO- ou -(CH2)k-(où k est égal à 1, 2 ou 3); Y représente Z-(CH2)n-, et similaire ; {où Z représente R1-CO-NR4-, et similaire, (où R1 représente aryle, et similaire ; et R4 représente hydrogène, ou alkyle inférieure) ; et n est égal à 1, 2, 3, 4, 5 ou 6}; R2 représente aryl-(alkyle inférieur), et similaire ; R3 représente -Q-R7, [où Q représente -CO- ou -SO2-, R7 représente hétérocyclyle], et similaire ; et R5 et R6 représentent séparément hydrogène ou alkyle inférieur ; ou à un sel pharmaceutiquement acceptable de ces dérivés,qui sont utiles comme médicament.

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