Fifty-Two Membered Macromonocyclic Polyamine Possessing Twelve Nitrogen Atoms in the Ring: Cyclic Spermine Tetramer
- 1 March 1989
- journal article
- research article
- Published by Taylor & Francis in Synthetic Communications
- Vol. 19 (5) , 1009-1014
- https://doi.org/10.1080/00397918908051022
Abstract
By the reaction of 1, 4-dibromobutane with forty-eight membered acyclic polyamine in the presence of cesium carbonate in DMF, cyclic spermine (or thermospermine) tetramer was prepared in 72% yield.Keywords
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