Novel glycals, anthracyclines obtained using these glycals and use of these anthracyclines as medicaments

摘要

The invention relates to novel glycals, to anthracyclines obtained using these glycals and to the use of these anthracyclines as medicaments. The glycals are obtained from L-fucose and/or its analogues of formula 1': <IMAGE> and correspond to the formula 2 below: <IMAGE> in which: R represents an optionally substituted linear or branched alkyl group or an optionally substituted aryl group, with the exception of a hydrogen atom, a CH2OH group or a group CH2OR3, R3 having the same meaning as R.