期刊
EUROPEAN JOURNAL OF ORGANIC CHEMISTRY
卷 2011, 期 16, 页码 3001-3008出版社
WILEY-V C H VERLAG GMBH
DOI: 10.1002/ejoc.201100061
关键词
Alkaloids; Chlorination; Enantioselectivity; Organocatalysis; Synthetic methods
资金
- National Natural Science Foundation of China [20772030, 21072056]
- Fundamental Research Funds for the Central Universities
- Scientific Research Foundation for the Returned Overseas Chinese Scholars, State Education Ministry
O-Benzoylquinidine is an effective organocatalyst for the asymmetric chlorination of 3-aryloxindoles by using easily available N-chlorosuccinimide (NCS) as chlorine source to give the corresponding 3-aryl-3-chlorooxindoles in excellent yields and up to 93% enantiomeric excess.
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