METABOLITES FROM A SHAKE CULTURE OF BOTRYTIS-CINEREA

被引:52
|
作者
COLLADO, IG [1 ]
HERNANDEZGALAN, R [1 ]
DURANPATRON, R [1 ]
CANTORAL, JM [1 ]
机构
[1] UNIV CADIZ,FAC CIENCIAS,DEPT MICROBIOL,E-11510 PUERTO REAL,SPAIN
关键词
BOTRYTIS CINEREA; HYPHOMYCETES; METABOLITES; SESQUITERPENOIDS; DIHYDROBOTRYDIAL;
D O I
10.1016/0031-9422(94)00690-U
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
Four new metabolites, 10-oxo-dihydrobotrydial, 4 beta-acetoxy-9 beta-10 beta-15 alpha-trihydroxyprobotrydial, beta-O-methyldihydrobotrydialone and alpha-O-methyldihydrobotrydialone, were isolated from a shake culture of Botrytis cenerea. The second compound, a tricyclic sesquiterpene, is a key biosynthetic intermediate and sheds light on the last steps of the biosynthesis of botrydial derivatives. A higher oxidation level was observed in the metabolites isolated. The structures were elucidated by extensive NMR investigations of the natural compounds and their derivatives.
引用
收藏
页码:647 / 650
页数:4
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