The invention relates to novel derivatives of 4-4'-bipyridyl-2-2'-bisoxazoles and 4-4'-bipyridyl-2-2'-bistiazoles, having general formula I with antiproliferative activity and, more specifically, malignant cells such as HT-29. The invention also relates to the industrial production method for same and to the use thereof in the development of pharmaceutical compounds for the treatment of human tumours.