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Unusual Reaction of Sodium Borohydride with Flavones in Trifluoroacetic Acid

 

作者: G. Lewin,   C. Schaeffer,   P.-H. Lambert,  

 

期刊: Natural Product Letters  （Taylor Available online 1996）
卷期: Volume 9, issue 2  

页码: 97-104

 

ISSN:1057-5634

 

年代: 1996

 

DOI:10.1080/10575639608044932

 

出版商: Taylor & Francis Group

 

关键词: Flavones;flavonoids;sodium borohydride;trifluoroacetic acid;boron complexes

 

数据来源: Taylor

 

摘要:

Reaction of 5-hydroxy or 5-acetoxy flavones with NaBH4in CF3COOH provides zwitterionic boroflavylium complexes instead of expected reduction products.1H,13C,19F,11B NMR and mass spectrometry of these complexes are described.

 

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