共 35 条
Construction of Bispirooxindole Heterocycles via Palladium-Catalyzed Ring-Opening Formal [3+2]-Cycloaddition of Spirovinylcyclopropyl Oxindole and 3-Oxindole Derivatives
被引:27
|作者:
Xiao, Jun-An
[1
]
Li, Yu-Chun
[1
]
Luo, Zhi-Jin
[1
]
Cheng, Xiu-Liang
[1
]
Deng, Zhi-Xiong
[2
]
Chen, Wen-Qiang
[1
]
Su, Wei
[1
]
Yang, Hua
[2
]
机构:
[1] Nanning Normal Univ, Guangxi Key Lab Nat Polymer Chem & Phys, Nanning 530001, Peoples R China
[2] Cent S Univ, Coll Chem & Chem Engn, Changsha 410083, Hunan, Peoples R China
基金:
中国国家自然科学基金;
关键词:
DONOR-ACCEPTOR CYCLOPROPANE;
DIELS-ALDER REACTIONS;
3+2 CYCLOADDITION;
ENANTIOSELECTIVE CONSTRUCTION;
DIASTEREOSELECTIVE SYNTHESIS;
1,3-DIPOLAR CYCLOADDITION;
VINYL CYCLOPROPANES;
STEREOCENTERS;
ISATINS;
D O I:
10.1021/acs.joc.8b02889
中图分类号:
O62 [有机化学];
学科分类号:
070303 ;
081704 ;
摘要:
A palladium-catalyzed ring-opening oxo-formal [3 + 2]-cycloaddition reaction of novel donor-acceptor spirovinylcyclopropyl oxindole with 3-oxindole is described. The developed protocol provides facile access to oxo-bispirooxindole derivatives in good yields (up to 82% yield) with excellent diastereoselectivities (up to 20:1 dr).
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页码:2297 / 2306
页数:10
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