1,4-Addition reaction of γ, γ-dialkoxyallylic zirconium species as agem-dialkoxycyclopropyl anion equivalent
摘要:
In the presence of a Lewis acid (Et2AlCl), gamma,gamma-dialkoxyallylic zirconium species reacted with alpha,beta-unsaturated-N-acyloxazolidinone to give gem-dialkoxycyclopropane derivatives through 1,4-addition reaction. (C) 1999 Published by Elsevier Science Ltd. All rights reserved.
1,4-Addition reaction of γ, γ-dialkoxyallylic zirconium species as agem-dialkoxycyclopropyl anion equivalent
摘要:
In the presence of a Lewis acid (Et2AlCl), gamma,gamma-dialkoxyallylic zirconium species reacted with alpha,beta-unsaturated-N-acyloxazolidinone to give gem-dialkoxycyclopropane derivatives through 1,4-addition reaction. (C) 1999 Published by Elsevier Science Ltd. All rights reserved.
Lewis acid promoted reactions of γ,γ-dialkoxyallylic zirconium species with various carbonyl compounds
作者:Hisanaka Ito、Azusa Sato、Takeo Taguchi
DOI:10.1016/j.tet.2005.09.009
日期:2005.11
The reactions of γ,γ-dialkoxyallylic zirconium species with carbonylcompounds in the presence of Lewisacid are reported. The reactivity of γ,γ-dialkoxyallylic zirconium species and reaction pathway were strongly dependent on the structure and electrostatic nature of the carbonylcompounds.