Quinazolinone derivatives

C - Chemistry – Metallurgy – 07 – D

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C07D 401/04 (2006.01) A61K 31/505 (2006.01)

Patent

CA 2347506

A compound given by general formula (1): (see formula I) [wherein T represents oxygen or sulfur atom, Y represents alkyl, cycloalkyl group, etc., ring W represents benzene ring, etc., R1 and R2 represent independently hydrogen atom, lower alkyl group, etc., and R3 represents hydrogen atom, alkyl group, etc. Z represents a group given by formula: (see formula II) {wherein A1 and A2 represent independently hydrogen atom, alkyl group, etc. and G represents straight chain alkylene having 1-6 of the carbon number, etc.} or a group given by formula: (see formula III) {wherein n represents 0, 1 or 2, ring E represents 4-8 membered saturated heterocyclic ring containing nitrogen atom(s), and A3 represents hydrogen atom, alkyl group, etc.}], its prodrug or pharmaceutically acceptable salt thereof is an antagonist against muscarinic receptor that is useful as anticholinergic medicaments, and therefore it is useful as pollakiuria or urinary incontinence remedy.

L'invention concerne des composés représentés par la formule générale (1), des promédicaments de ceux-ci, ou des sels pharmacologiquement acceptables de ceux-ci. Dans la formule, T est oxygène ou soufre; Y est alkyle, cycloalkyle, etc.; le noyau W est un noyau de benzène, etc. ; R<1> et R<2> sont chacun indépendamment hydrogène, alkyle inférieur, etc.; R<3> est hydrogène, alkyle, etc.; et Z est un groupe représenté par la formule (2), dans laquelle A<1> et A<2> sont chacun indépendamment hydrogène, alkyle, etc. et G est alkylène linéaire en C1-6, etc.), ou par la formule (3), dans laquelle n est égal à 0, 1 ou 2; le noyau E est un hétérocycle saturé azoté doté de 4 à 8 chaînons; et A<3> est hydrogène, alkyle, etc.). Les composés sont des antagonistes du récepteur muscarinique pouvant être utilisés comme anticholinergiques, et sont utiles, par exemple, comme traitement de l'incontinence urinaire ou de mictions fréquentes.

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