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Two Novel Bicyclic 3,8-Secotaxoids From the Needles ofTax Us Mairei

 

作者: Qing-Wen Shi,   Takayuki Oritani,   Takeyoshi Sugiyama,   Teiko Yamada,  

 

期刊: Natural Product Letters  （Taylor Available online 1999）
卷期: Volume 13, issue 3  

页码: 171-178

 

ISSN:1057-5634

 

年代: 1999

 

DOI:10.1080/10575639908048783

 

出版商: Taylor & Francis Group

 

关键词: Taxus mairei;Taxaceae;taxoids;bicyclic taxanes;needles.

 

数据来源: Taylor

 

摘要:

Two novel bicyclic taxane diterpenoids were isolated from the needles of the Chinese yew,Taxus mairei, the structures were established as (3E,8E)-5α-hydroxy-2α,7β,9,10β,20-pentaacetoxy-3,8-secotaxa-3,8,11-trien-13-one and (3E,8E)-2α,5α, 20-trihydroxy-7β,9 10β-triacetoxy-3,8-secotaxa-3,8,11 -trien-13-one with the aid of spectroscopic techniques.

 

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