A Zinc(II) Catalyst System for the Conia-Ene Reaction of Alkynyl-Aminomalonates Applicable to 5-Endo-Dig Reactions
作者:Wilfried Hess、Jonathan W. Burton
DOI:10.1002/adsc.201100401
日期:2011.11
The zinc(II)-catalyzed 5-exo-dig (Conia-ene) and 5-endo-dig cyclizations of a range of alkynyl-α-aminomalonates give rise to nitrogen heterocycles with good efficiency. The reaction allows the synthesis of a broad range of synthetically useful building blocks.
锌(II)催化的一系列炔基-α-氨基丙二酸酯的5- exo -dig(Conia-ene)和5- endo- dig环化生成氮杂环的效率很高。该反应允许合成多种合成上有用的结构单元。