
Tetrahedron Letters p. 9281 - 9284 (1994)
Update date:2022-08-05
Topics:
Van Benthem
Hiemstra
Longarela
Speckamp
Formamides emerge as superior nitrogen nucleophiles in palladium(II) catalyzed oxidative 5-exo cyclizations of formaldehyde aminals derived from N-Boc protected allylic amines. The product imidazoridines are readily transformed into protected vicinal diam
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