New chemical compound and their use in medicine, in particular for use in the tumor therapy

摘要

Connection of the general formula # # str1 # #: wherein a for oxygen, sulfur or selenium is,R¹ is selected from hydroxyl, the group of branched and unbranched alkoxy radicals, the alkene oxy groups, of the substituted or unsubstituted o - organosilicon compounds bearing glycoside radicals, thio glycoside radicals, glyco amine radicals or for a^–M⁺ where a^– is selected from o^–, S^– or se^–, and m⁺ a corresponding counter-ion is;R² and r⁴ are independently selected from the group consisting of substituted or unsubstituted ..