New 2(3->20)Abeotaxane and 3,11-cyclotazane from needles of Taxus cuspidata

New 2(3->20)Abeotaxane and 3,11-cyclotazane from needles of Taxus cuspidata

Two new taxoid metabolites, 2alpha, 7beta, 10 beta-triacetoxy-5alpha,13alpha-dihydroxy-2(3 ->20)afteotaxa-4(20),11-dien-9one (1) and 2a-acetoxy-5a-cuinamoyloxy-9alpha,10beta-dihydroxy-3,11-cyclotax-4(20)-en-13-one (2), were isolated from the methanol extract of needles of the Japanese yew, Taxus...

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Veröffentlicht in:Bioscience, biotechnology, and biochemistry biotechnology, and biochemistry, 2004-07, Vol.68 (7)
Hauptverfasser: Shi, Q.W. (Hebei Medicinal Univ., Shijiazhuang (China)), Li, Z.P, Zhao, D, Gu, J.S, Oritani, T, Kiyota, H
Format: Artikel
Sprache:eng
Schlagworte:
CHEMICAL STRUCTURE
DITERPENOIDS
EXTRACTS
HPLC
ISOLATION
MASS SPECTROMETRY
NMR SPECTROSCOPY
TAXUS
THIN LAYER CHROMATOGRAPHY
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container_issue 7
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container_title Bioscience, biotechnology, and biochemistry
container_volume 68
creator Shi, Q.W. (Hebei Medicinal Univ., Shijiazhuang (China))
Li, Z.P
Zhao, D
Gu, J.S
Oritani, T
Kiyota, H
description Two new taxoid metabolites, 2alpha, 7beta, 10 beta-triacetoxy-5alpha,13alpha-dihydroxy-2(3 ->20)afteotaxa-4(20),11-dien-9one (1) and 2a-acetoxy-5a-cuinamoyloxy-9alpha,10beta-dihydroxy-3,11-cyclotax-4(20)-en-13-one (2), were isolated from the methanol extract of needles of the Japanese yew, Taxus cuspidata.
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subjects CHEMICAL STRUCTURE
DITERPENOIDS
EXTRACTS
HPLC
ISOLATION
MASS SPECTROMETRY
NMR SPECTROSCOPY
TAXUS
THIN LAYER CHROMATOGRAPHY
title New 2(3->20)Abeotaxane and 3,11-cyclotazane from needles of Taxus cuspidata
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