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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.
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页码:1616 / 1619
页数:4
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