Dihydro-iso ca-4 and analogues: potent cytotoxics,...

C - Chemistry – Metallurgy – 07 – C

Patent

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Details

C07C 43/20 (2006.01) A61K 31/09 (2006.01) A61K 31/136 (2006.01) A61K 31/222 (2006.01) A61K 31/277 (2006.01) A61K 31/295 (2006.01) A61P 35/00 (2006.01) C07C 69/013 (2006.01) C07C 217/00 (2006.01) C07C 229/12 (2006.01) C07C 255/37 (2006.01) C07C 271/44 (2006.01) C07D 209/12 (2006.01) C07D 317/54 (2006.01) C07F 9/12 (2006.01)

Patent

CA 2726907

The present invention relates to compounds of formula (I) below in which: - R1 and R3 represent, independently of one another, a methoxy group optionally substituted by one or more fluorine atoms, - R2 and R4 represent, independently of one another, a hydrogen atom or a methoxy group optionally substituted by one or more fluorine atoms, - A represents a ring chosen from the group comprising aryl and heteroaryl groups, said ring possibly being substituted by or fused to a hetero­cycle, - X represents a nitrogen atom or a CH group, and - Z1 represents a hydrogen atom or a halogen atom, preferably fluorine, and - Z2 represents a hydrogen atom, a halogen atom, preferably fluorine, a C1 to C4 alkyl group, an aryl group or a -CN, -SO2NR12R13, -SO2R9, -COOR15 or -COR15 group, and also to the pharmaceutically acceptable salts thereof, the isomers thereof and the prodrugs thereof.

La présente invention concerne des composés de formule (I) suivante dans laquelle :- R1 et R3 représentent, indépendamment l'un de l'autre, un groupe méthoxy éventuellement substitué par un ou plusieurs atomes de fluor, - R2 et R4 représentent, indépendamment l'un de l'autre, un atome d'hydrogène ou un groupe méthoxy éventuellement substitué par un ou plusieurs atomes de fluor, - A représente un cycle choisi dans le groupe comprenant les groupes aryles et hétéroaryles, ledit cycle pouvant être substitué ou accolé à un hétérocycle, - X représente un atome d'azote ou un groupe CH, et - Z, représente un atome d'hydrogène ou un atome d'halogène, de préférence de fluor, et - Z2 représente un atome d'hydrogène, un atome d'halogène, de préférence de fluor, un alkyle en C1 à C4, un aryle ou un groupe -CN, -SO2NR12R13, -SO2R9, - COOR1s ou - COR15, ainsi que leurs sels pharmaceutiquement acceptables, leurs isomères et leurs prodrogues.

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