Tetrahedron Letters p. 6215 - 6216 (1994)
Update date:2022-08-10
Topics:
Fordon, Kathy J.
Crane, Christopher G.
Burrows, Cynthia J.
A convenient synthesis of 5-substituted, 6-membered cyclic ureas is described.The key step involves intramolecular cyclization of 1,3-diaminopropane derivatives with urethane protecting groups on the nitrogen atoms.
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