The invention relates to new compounds of type hexakis(6-deoxy-6-NH(CH.sub.2).sub.n, --R.sup.1).alpha.-cyclodextrin and heptakis(6-deoxy-6-NH(CH.sub.2).sub.n--R.sup.1)-(.beta.-cyclodextrin, and octakis(6-deoxy-6-NH(CH.sub.2).sub.n--R.sup.1)-.gamma.-cyclodextrin, where n=2-6 when R.sup.1.dbd.NH.sub.2 and n=0 when R.sup.1.dbd.C(.dbd.NH)NH.sub.2 and n=2-6 when R.sup.1.dbd.NH--C(.dbd.NH)NH.sub.2 and their use in the compaction of DNA and in cell permeation. The invention also relates to methods of synthesis of the above compounds.

 
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