Anthracycline glycosides, process for the preparation thereof, intermediate compounds and their preparation and pharmaceutical compositions.

摘要

The invention provides anthracycline glycosides of the general formula I and their pharmaceutically acceptable acid addition salts:

in which R1 represents a hydrogen atom or a hydroxy group; R2 represents a hydrogen atom or an acyl group, one of R3 and R4 represents an amino or an acylamino group and the other of R3 and R4 represents a hydrogen atom, as well as a process for preparing same.
There are also disclosed new intermediate compounds as well as pharmaceutical compositions containing anthracycline glycosides according to the invention.