CYLINDRAMIDE - CYTOTOXIC TETRAMIC ACID LACTAM FROM THE MARINE SPONGE HALICHONDRIA-CYLINDRATA TANITA AND HOSHINO

被引:88
作者
KANAZAWA, S [1 ]
FUSETANI, N [1 ]
MATSUNAGA, S [1 ]
机构
[1] UNIV TOKYO,FAC AGR,MARINE BIOCHEM LAB,BUNKYO KU,TOKYO 113,JAPAN
关键词
D O I
10.1016/S0040-4039(00)77493-4
中图分类号
O62 [有机化学];
学科分类号
070303 ; 081704 ;
摘要
A cytotoxic tetramic acid lactam named cylindramide (1) has been isolated from the marine sponge Halichondria cylindrata. The structure was determined by interpretation of 2D NMR spectra as a macrocyclic lactam including an acyltetramic acid and a trisubstituted bicyclo[3.3.0]octene. This lactam was cytotoxic against B16 melanoma cells with an IC50 Of 0.8 mug/mL.
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页码:1065 / 1068
页数:4
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