New aminophenylphosphonic acid derivatives; process for...

C - Chemistry – Metallurgy – 07 – F

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C07F 9/38 (2006.01) A61K 31/66 (2006.01) C07F 9/40 (2006.01) C07F 9/547 (2006.01) C07F 9/572 (2006.01) C07F 9/655 (2006.01) C07F 9/6553 (2006.01)

Patent

CA 2180621

Composé de formule (I): Image (I) dans laquelle: R1, R2 identiques ou différents, représentent un atome d'hydrogène, d'halogène, un groupement alkyle, alkoxy, nitro ou trihalogénométhyle, X représente CO, SO2 ou CH2, A1 représente l'un quelconque des groupements tels que définis dans la description, A2 représente -(CH2)n Ou -CH=CH-, R3, R4, identiques ou différents, représentent un atome d'hydrogène ou un groupement alkyle, ses isomères ainsi que ses sels d'addition à une base pharmaceutiquement acceptable. Médicaments.

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