Stellettadine A: A new acylated bisguanidinium alkaloid which induces larval metamorphosis in ascidians from a marine sponge Stelletta sp

被引:33
作者
Tsukamoto, S [1 ]
Kato, H [1 ]
Hirota, H [1 ]
Fusetani, N [1 ]
机构
[1] RES DEV CORP JAPAN,ERATO,FUSETANI BIOFOULING PROJECT,NIIGATA ENGN CO LTD,ISOGU KU,YOKOHAMA,KANAGAWA 235,JAPAN
关键词
D O I
10.1016/0040-4039(96)01154-9
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A new bisguanidinium alkaloid, stellettadine A (1), containing a norsesquiterpene unit has been isolated from a marine sponge Stelletta sp, as a metamorphosis-inducing compound. Its structure including the absolute stereochemistry was elucidated on the basis of spectral data and chemical degradation. Compound 1 induced metamorphosis of the ascidian Halocynthia roretzi larvae with an ED(100) value of 50 mu M. Copyright (C) 1996 Elsevier Science Ltd
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页码:5555 / 5556
页数:2
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