Condensation of 2 equiv of an alkanediamine (ethane-butane) with 6 equiv of formaldehyde and 1 equiv of glycoluril (or a simple derivative thereof) yields a new hexacyclic ring system.Seven examples are described (4-10).An X-ray crystallographic structure determination is provided.
Mock, William L.,Manimaran, T.,Freeman, Wade A.,Kuksuk, Robert M.,Maggio, John E.,Williams, Dudley H.