Cycloadditions of Aromatic Azomethine Imines with 1,1-Cyclopropane Diesters

详细信息    查看全文

• 作者：Christian Perreault ; S&eacute ; bastien R. Goudreau ; Lucie E. Zimmer ; Andr&eacute ; B. Charette
• 刊名：Organic Letters
• 出版年：2008
• 出版时间：March 6, 2008
• 年：2008
• 卷：10
• 期：5
• 页码：689 - 692
• 全文大小：100K
• 年卷期：v.10,no.5(March 6, 2008)
• ISSN：1523-7052

文摘

BLE>D=ol702414en00001>bscribe/journals/orlef7/10/i05/figures/ol702414en00001.gif" ALIGN="left" HSPACE=5>The cycloaddition of aromatic azomethine imines to 1,1-cyclopropane diesters was achieved using Ni(ClO₄)₂ as catalyst. The methodologygives access to unique tricyclic dihydroquinoline derivatives with dr up to 6.6:1. A nonconcerted mechanism is proposed on the basis ofstereochemical analysis of the reaction.