Iotrochotamides I and II: New ceramides from the Indonesian sponge<i>Iotrochota purpurea</i>
作者:Sabrin R.M. Ibrahim、Gamal A. Mohamed、Mostafa A. Fouad、Ehab S. El-Khayat、Peter Proksch
DOI:10.1080/14786410701877971
日期:2009.1.10
biologically active marine natural products led to the isolation of two new ceramides, iotrochotamide I (1) and iotrochotamide II (2), together with three known 6-bromoindole alkaloids (6-bromo-1H-indole-3-carbaldehyde (3), 6-bromo-1H-indole-3-carboxylic acid methyl ester (4), and 6-bromo-1H-indole-3-carboxylic acid ethyl ester (5)) from the sponge Iotrochota purpurea collected in Indonesia. The structure
我们对具有生物活性的海洋天然产物的搜寻导致分离出两种新的神经酰胺,碘代甲酰胺I(1)和碘代甲酰胺II(2),以及三种已知的6-溴吲哚生物碱(6-bromo-1 H-吲哚-3-甲醛) (3),从海绵中分离到的紫色碘虫(Iotrochota purpurea)的6-溴1 H-吲哚3-羧酸甲酯(4)和6-溴1 H-吲哚3-羧酸乙酯(5)。印度尼西亚。通过光谱方法确保了这些化合物的结构解析(1 H,13C,DEPT,COSY,HMQC和HMBC),精确的质量测量(ESI,EI和GS-MS)以及与已知化合物的比较。