.果叶马尾藻中一个新的甾体成分[J].中国海洋药物,2003,22(2):28-30. |
果叶马尾藻中一个新的甾体成分 |
A novel steroid for Sargassum carpophyllum |
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DOI: |
中文关键词: 果叶马尾藻 甾体成分 褐藻 甾体化合物 |
English Keywords:brown algae,Sargassum carpophyllum,steroid |
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摘要点击次数: 2010 |
全文下载次数: 31 |
中文摘要: |
从采自文本北海的褐藻果叶马尾藻(Sargassum carpophyllum)中分离得到一个结构新颖的甾体化合物,经IR,MS,2DNMR等波谱技术中,确定为:24-乙基-3-乙氧甲酰基-3-羟基-A-失碳-5-,24(28)-胆甾二烯-2-酮。这是首次报道从天然界获得A-nor甾体羧酸酯类化合物。 |
English Summary: |
A novel steroid was isolated from the marine brown alga Sargassum carpophyllum collected from the South China Sea. Its chemical structure has been identified by IR,MS, 2DNMR as 24-ethyl-3-carbethoxy-3-hydroxy-A-nor-cholesta-5, 24 (28)-dien-2-one. This is the first report of A-nor steroidal ester from natural sources. |
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