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- Seperate method of chrysophanol and physcion in dry column chromatography 干柱层析法分离大黄酚和大黄素甲醚
- Primary Research on Preparation of Total Oil Tea Saponins as Reference Substance by Dry Column Chromatography 干柱层析法制备油茶总皂苷对照品初探
- Keywords Dry column chromatography;Aluminium oxide for chromatography;Indirubin;antitiumor agent; 干柱色谱法;色谱用氧化铝;靛玉红;抗肿瘤药;
- dry column chromatography 干柱色谱法
- Methods Arteannuin was extracted with solvent method from powdered dry leaves of Artemisia annua L.and purified with column chromatography. 方法以溶剂法从青蒿中提取青蒿素,采用柱层析法进行纯化。
- Galangin was obtained by on-step column chromatography of polyamide only once. 运用聚酰胺柱层析-次分离,获得有效成分高良姜素。
- Its homogeneity was identified with Sepharose 6B column chromatography. 紫外光谱显示它不含蛋白质、多肽及核酸。
- In this paper, we extracted the antioxidative substance from Alpinia oxyphylla Miquel by using column chromatography. 摘要探讨了干柱层析法分离益智渣及益智乙醇提取物的抗氧化成分。
- METHODS: Alcoholic extraction, silica gel, ODS column chromatography and recrystallization were used. 方法:采用工业酒精提取、胶柱层析、DS柱层析和重结晶等方法。
- The experimental results indicate that the number of pigment bund of leave sepereted by the sncrose dry column chromatogcan is six. 结果表明,用蔗糖干柱色谱分离甜橙叶片的色素,经激光辐照后的与对照同为6条色素带。
- METHODS CTX-d was fractionated and purified from Naja naja atra venom by column chromatography and RP-HPLC. 方法应用柱层析及RP-HPLC,从眼镜蛇毒粗毒中分离纯化细胞素素(CTX)。
- And then Sangunarine and Chelergthrine were prepared by dry column chromayography.In addition,the alkaloid of Macleay acordata are assayed by HPLC. 然后采用柱层析方法分离得到高纯度的血根碱和白屈菜红碱,并建立了一种HPLC法测定博落回中生物碱含量的方法。
- Results Galangin was obtained by on-step column chromatography of polyamide only once. 结果运用聚酰胺柱层析-次分离,获得有效成分高良姜素。
- Objective To separate flavonol and flavanonol by the column chromatography of polyamide. 目的采用聚酰胺柱色谱分离黄酮醇与二氢黄酮醇类化合物。
- To set up a sephadex column chromatography method for the determination of polymer impurity in cefotetan disodium. 目的建立葡聚糖凝胶色谱法测定头孢替坦二钠中聚合物的方法。
- Results Pure flavonol and flavanonol were obtained by the column chromatography of polyamide. 结果运用聚酰胺柱色谱法一次分离得高纯度黄酮醇与二氢黄酮醇。
- The molecular weight of the antibiotic substance is 48000 Dalton,tested by sephadex-G75 gel column chromatography. 而且用Sephadex-G75凝胶柱层析法测得抗生物质的分子量为48000道尔顿
- Conclusion: Silica gel column chromatography and crystallization are simple and rapid methods to isolate gardenoside. 结论:柱层析和重结晶方法是简单、速分离栀子苷的有效办法。
- The extract was further purified by column chromatography to get the acicular crystals of reserpine of 99. 将萃取所得产物用硅胶柱色谱进一步分离提纯;得到了质量分数为99.;8%25的利血平针状结晶。
- Methods The compounds were isolated by silica gel column chromatography and identified by spec-tral analysis. 方法通过硅胶柱色谱法分离纯化化合物,谱学方法鉴定其结构。