NOVEL ISOINDOLE DERIVATIVES, COMPOSITIONS CONTAINING SAME, PREPARATION THEREOF AND PHARMACEUTICAL USES THEREOF IN PARTICULAR AS INHIBITORS OF CHAPERONE PROTEIN HSP90 ACTIVITIES

摘要

The invention concerns novel products of formula (I), wherein: A1, A2, A3 and A4 represent CRa or N; n represents 1 or 2; R1 represents O, S or NRb; R2 represents H, halogen, CF3, nitro, cyano, methyl, ethyl, hydroxy, mercapto, amino, methoxy, thiomethoxy, methylamino, dimethylamino, acetylamino, carboxy and carboxamido; Ra represents in particular H, halogen, CF3, hydroxy, mercapto, nitro, amino, NH-OH, NH-CO-H, NH-CO-OH, NH-CO-NH2, carboxy, cyano, carboxamido, Y-(CH2)p-alkyl, Y (CH2)p-cycloalkyl, Y-(CH2)p-heterocycloalkyl, Y-(CH2)p-aryl or Y-(CH2)p-heteroaryl, with Y = O, S, NH, O-C(O), C(O)-NH, NH-C(O), NH-S(O) or NH-S(O)2, and p = 1, 2, or 3; Rb represents H, (CH2)m-cycloalkyl, (CH2)m-heterocycloalkyl, (CH2)m-aryl or (CH2)m-heteroaryl, with m = 0, 1, 2; said products being in all isomeric forms and the salts thereof, as medicines.