Novel quinazolinamide derivatives of the formula (I), in which R1-R4 and X have the meanings indicated in Claim 1, are HSP90 inhibitors and can be used for the preparation of a medicament for the treatment of diseases in which the inhibition, regulation and/or modulation of HSP90 plays a role.
式(I)中R1-R4和X的含义如权利要求书1所述,是HSP90
抑制剂,可用于制备用于治疗在其中HSP90的抑制、调节和/或调制起作用的疾病的药物。