A New Powerful Strategy for the Organocatalytic Asymmetric Construction of a Quaternary Carbon Stereogenic Center

被引:53
作者
Inokoishi, Yogo [1 ]
Sasakura, Niiha [1 ]
Nakano, Keiji [1 ]
Ichikawa, Yoshiyasu [1 ]
Kotsuki, Hiyoshizo [1 ]
机构
[1] Kochi Univ, Fac Sci, Lab Nat Prod Chem, Akebono, Kochi 7808520, Japan
关键词
ENANTIOSELECTIVE CONJUGATE ADDITION; MICHAEL ADDITION; KETONES; AMINE; ALDEHYDES;
D O I
10.1021/ol100350w
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A new method for chiral diamine-catalyzed Robinson-type annulation was developed to construct cyclohexenone derivatives bearing a quaternary carbon stereogenic center at the 4-position In high enantiomeric excess. This method was successfully applied to the short synthesis of (+)-sporochnol A.
引用
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页码:1616 / 1619
页数:4
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