Bindwood sapogenin and its preparation method and use
A technology of hedera saponin and black cumin seeds, applied in the field of hedera saponin and its preparation and application
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Embodiment 1
[0025] Take 10KG of dried Nigella nigella seeds, degrease them with petroleum ether, extract them sequentially with 95% and 50% ethanol, concentrate under reduced pressure to a non-alcoholic extract, suspend them in water, and use petroleum ether, ethyl acetate, n-butanol extraction, recovery n-butanol extract, concentrated under reduced pressure to extract;
[0026]Process the macroporous resin AB-8 according to the conventional method, after the extractum is dissolved in water, the liquid loading, the sample amount and the resin consumption ratio are 1: 3, water, 10-95% ethanol successively elutes the macroporous resin column, reduces Concentrate under reduced pressure, use thin-layer chromatography to combine components with similar components, mix 70-95% of the components with silica gel, evaporate the solvent with a rotary evaporator, dry, silica gel column chromatography, chloroform-methanol gradient elution, and combine the effluents solution, silica gel thin layer plat...
Embodiment 2
[0029] Take 10KG of dried Nigella nigella seeds, degrease them with petroleum ether, extract them sequentially with 95% and 50% ethanol, concentrate under reduced pressure to a non-alcoholic extract, suspend them in water, and use petroleum ether, ethyl acetate, n-butanol extraction, recovery n-butanol extract, concentrated under reduced pressure to extract;
[0030] Process the macroporous resin AB-8 according to the conventional method, after the extractum is dissolved in water, apply the liquid, the sample amount and the resin dosage ratio are 1: 30, and the macroporous resin column is eluted successively with water and 10-95% ethanol, reducing Concentrate under reduced pressure, use thin-layer chromatography to combine components with similar components, dissolve 70-95% of the components with methanol and water, apply the liquid, elute with methanol and water, detect by silica gel thin-layer plate chromatography, and combine the same fractions to obtain The crude product o...
Embodiment 3
[0033] Take 10KG of dried Nigella nigella seeds, degrease them with petroleum ether, extract them sequentially with 95% and 50% ethanol, concentrate under reduced pressure to a non-alcoholic extract, suspend them in water, and use petroleum ether, ethyl acetate, n-butanol extraction, recovery n-butanol extract, concentrated under reduced pressure to extract;
[0034] Process the macroporous resin AB-8 according to the conventional method, after the extractum is dissolved in water, the liquid loading, the sample amount and the resin consumption ratio are 1: 15, water, 10-95% ethanol successively elutes the macroporous resin column, reduces Concentrate under reduced pressure, use thin-layer chromatography to combine components with similar components, dissolve 70-95% of the components with methanol and water, apply the liquid, elute with methanol and water, detect by silica gel thin-layer plate chromatography, and combine the same fractions to obtain The crude product of the com...
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