Heterocyclic ketones as npy y5 antagonists

C - Chemistry – Metallurgy – 07 – D

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C07D 235/12 (2006.01) A61K 31/47 (2006.01) C07C 317/24 (2006.01) C07D 215/14 (2006.01) C07D 233/54 (2006.01) C07D 277/64 (2006.01) C07F 7/08 (2006.01)

Patent

CA 2301821

This invention relates to heterocyclic ketones of formula (I) wherein R is C1- C6 alkyl, C1-C6 alkoxy, F, Br, Cl, and I; Ar1 is phenyl, naphthyl or thiophene; Ar2 is phenyl or pyridyl; X is C, N or S; I is 0 through 9; m is 2 through 7; n is 0, 1 or 2; p is 0, 1 or 2; and pharmaceutically acceptable salts thereof, useful in treating NPY Y5 receptor mediated conditions, and to novel intermediates and improved processes relating thereto.

L'invention concerne des cétones hétérocycliques correspondant à la formule (I), ainsi que des sels de ces cétones, acceptables sur le plan pharmacologique. Dans cette formule R représente alkyle C¿1?-C¿6?, alcoxy C¿1?-C¿6?, F, Br, Cl et I, Ar?1¿ représente phényle, naphtyle ou thiophène, Ar?2¿ représente phényle ou pyridyle, X représente C, N ou S, I vaut de 0 à 9, m vaut de 2 à 7, n vaut 0, 1 ou 2 et p vaut 0, 1 ou 2. Ces cétones et sels sont utiles dans le traitement d'états induits par le récepteur Y5 du neuropeptide Y. L'invention concerne également des nouveaux intermédiaires de ces cétones et sels ainsi que des procédés améliorés en rapport avec ceux-ci.

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