Synthetic studies directed toward amphidinol 2: elucidation of the relative configuration of the C1-C10 fragment

被引:6
作者
Kommana, Praveen [1 ]
Chung, Seung Won [1 ]
Donaldson, William A. [1 ]
机构
[1] Marquette Univ, Dept Chem, Milwaukee, WI 53201 USA
关键词
D O I
10.1016/j.tetlet.2008.08.035
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Model compounds (11 and 12) for the C1-C10 tetrahydropyran fragment of amphidinol 2 were prepared from (2S)-benzyloxypropanal in 9 steps. The synthetic route relied on diastereoselective diene-aldehyde cycloaddition, stereoselective C-allylation, and reagent based enantioselective aldehyde allylation. Comparison of the NMR spectra for models 11 and 12 with that for amphidinol 2 indicated that the C1-C10 segment of the natural product possesses the 2R*,4R*,6R*,7S*,8R*,10S* relative configuration. (C) 2008 Elsevier Ltd. All rights reserved.
引用
收藏
页码:6209 / 6211
页数:3
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