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Natural nitrogenous compounds from the South China Sea marine sponge Clathria fasciculate
Author(s): ZHOU Shu-mei, ZHOU Kun, XIAO Ding-jun
Pages: 31-
35
Year: 2005
Issue:
4
Journal: CHINESE JOURNAL OF MARINE DRUGS
Keyword: 海绵; 含氮化合物; 核苷; 结构鉴定;
Abstract: 目的研究我国南海小束格海绵Clathria fasciculate的有效化学成分.方法有机溶剂浸提,柱层析分离纯化,利用UV,IR,MS,1H-NMR,13C-NMR和二维核磁共振等实验确定纯物质的化学结构,并根据旋光值确定化合物的立体化学.结果与结论从该海绵正丁醇可溶部分获得6个含氮化合物:腺嘌呤核糖核苷(Ⅰ),尿嘧啶核糖核苷(Ⅱ),胸腺嘧啶脱氧核苷(Ⅲ),次黄嘌呤(Ⅳ),胸腺嘧啶(Ⅴ)和尿嘧啶(Ⅵ).
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