ISOLATION OF 5-MEMBERED CYCLITOL GLYCOLIPIDS, CRASSERIDES - UNIQUE GLYCERIDES FROM THE SPONGE PSEUDOCERATINA-CRASSA

被引:42
作者
COSTANTINO, V [1 ]
FATTORUSSO, E [1 ]
MANGONI, A [1 ]
机构
[1] UNIV NAPOLI FEDERICO 2,DIPARTIMENTO CHIM SOSTANZE NAT,VIA D MONTESANO 49,I-80131 NAPLES,ITALY
关键词
D O I
10.1021/jo00053a034
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
Crasserides 1a-6a, six new glycolipid analogues in which the sugar moiety is replaced by an unprecedented five-membered cyclitol, were isolated as a mixture from the sponge Pseudoceratina crassa (Hyatt), and their structures were determined by spectroscopic and chemical analysis. Compounds 1a-6a showed a high antifeedant activity on the fish Carassius auratus, which suggests their potential role as natural feeding deterrents.
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页码:186 / 191
页数:6
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