青蒿素及其衍生物的圆二色谱研究 |
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引用本文: | 沈春镒,李英.青蒿素及其衍生物的圆二色谱研究[J].化学学报,1991,49(2):183-186. |
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作者姓名: | 沈春镒 李英 |
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作者单位: | 中国科学院上海药物研究所,中国科学院上海药物研究所 上海 200031,上海 200031 |
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摘 要: | 本文通过对青蒿素及其16个衍生物的圆二色谱研究, 首交次确定了青蒿素衍衍生物8、9和17的过氧键的圆二色谱的λ~max和它的△s值。并对青蒿素衍生物的圆二色谱出现类似旋光谱中的“背景曲线”的异常现象作了探讨。
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关 键 词: | 衍生物 圆振二向色性 青蒿素 |
Circular dichroism study of qinghaosu and its derivatives |
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Abstract: | The CD spectra of Qinghaosu and its sixteen derivatives were studied and the Cotton effects of the peroxide chromophore in compound I (R = COCH:CH2), compound II, and compound I (R = COEt) were shown to be 231 (Dd = +0.63), 236 (Dd = +0.82) and 232 nm (Dd = +0.76). |
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Keywords: | DERIVATIVES CIRCULAR DICHROISM ARTEANNUIN |
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