Diels-Alder reactivity of 4-aryl-1-phthalimido-2-siloxy-1,3-butadienes

被引:6
|
作者
Caballero, E
Alonso, D
Peláez, R
Alvarez, N
Puebla, P
Sanz, F
Medarde, M
Tomé, F
机构
[1] Univ Salamanca, Fac Farm, Lab Quim Organ & Farmaceut, E-37007 Salamanca, Spain
[2] Serv Difracc Rayos X, Salamanca, Spain
关键词
aminosiloxybutadienes; synthesis; Diels-Alder;
D O I
10.1016/j.tet.2005.04.076
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
The reaction of (1Z,3E) and (1E,3E) 4-aryl-1-phthalimido-2-trialkylsiloxy-1,3-butadienes with maleimides and quinones has been studied. The observed exo-stereospecifity can be attributed to the simultaneous presence of the phthalimido and aryl groups, which produce strong hindrance during the endo approach. (c) 2005 Elsevier Ltd. All rights reserved.
引用
收藏
页码:6871 / 6878
页数:8
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