A Convenient Method for the Synthesis of Terminal (<b><i>E</i></b>)-1,3-Dienes
作者:F. West、Yong Wang
DOI:10.1055/s-2002-19297
日期:——
undergo efficient olefination reactions with a variety of aldehydes in the presence of HMPA to give terminal 1,3-dienes with high selectivity for the E-isomer. This method is general and procedurally simple.
A Novel Cycloisomerization of Tetraenones: 4+3 Trapping of the Nazarov Oxyallyl Intermediate
作者:Yong Wang、Atta M. Arif、F. G. West
DOI:10.1021/ja9837001
日期:1999.2.1
Useful Enantioselective Bicyclization Reactions Using an N-Protonated Chiral Oxazaborolidine as Catalyst
作者:Gang Zhou、Qi-Ying Hu、E. J. Corey
DOI:10.1021/ol035542a
日期:2003.10.1
[reaction: see text] Nine examples are reported of enantioselective [4 + 2] cycloaddition reactions of achiral, acyclic substrates to form chiral bicyclo[4.3.0]nonane or bicyclo[4.4.0]decane derivatives.