Composition of Canton love-pea vine extract, preparation method and pharmaceutical use
An extract, the technology of chicken bone grass, applied in the field of the composition of chicken bone grass extract, its preparation and medicinal application, can solve the problems of unseen development, etc., and achieve the effects of environmental friendliness, simple process steps and high yield
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Embodiment 1
[0036] The preparation method of the composition of chicken bone grass extract:
[0037] (1) Take 300g of the whole herb of Chickweed, extract it three times with 70% ethanol, each extraction time is 2, 1.5, and 1 hour, and the dosage is 2400ml, 2100ml, 1800ml. Collect each ethanol extract, filter and combine;
[0038](2) The combined ethanol extract reclaims ethanol, concentrates to about 300ml, extracts and degreases with sherwood oil, extracts three times, and each sherwood oil consumption is 300ml;
[0039] (3) The water layer is adsorbed with 300ml of D101 macroporous adsorption resin, and 900ml of water is eluted to remove impurities; it is eluted with ethanol with a concentration of 40%, and it starts to collect after the color becomes dark. Collect 300ml of eluent, recycle the solvent, and dry , to obtain 4.1g of total flavonoid glycosides extract; then use concentration as 70% ethanol to elute, begin to collect after the color darkens, collect eluate 300ml, reclaim s...
Embodiment 2
[0042] The preparation method of the composition of chicken bone grass extract:
[0043] (1) Take 300 g of the whole herb of Jigucao, extract it three times with 40% ethanol, each extraction time is 2 hours successively, and each time the dosage is 1800 ml. Collect each ethanol extract, filter and combine;
[0044] (2) The combined ethanol extract reclaims ethanol, concentrates to about 300ml, extracts and degreases with sherwood oil, extracts three times, and each sherwood oil consumption is 300ml;
[0045] (3) The water layer is adsorbed with 300ml of AB-8 macroporous adsorption resin, and 900ml of water is eluted to remove impurities; it is 50% ethanol eluted with a concentration, and it starts to collect after the color becomes dark, collects 300ml of eluent, and reclaims the solvent , dry to get 4.4g of total flavonoid glycosides extract; then elute with 90% ethanol, start to collect after the color darkens, collect eluent 300ml, reclaim solvent, dry to get 0.69g of tota...
Embodiment 3
[0048] The preparation method of the composition of chicken bone grass extract:
[0049] (1) Take 300g of the whole herb of Chipotle, extract three times with 90% ethanol, each extraction time is 2, 1.5, and 1 hour successively, and each dosage is 2700ml, 2400ml, 2100ml successively. Collect each ethanol extract, filter and combine;
[0050] (2) The combined ethanol extract reclaims ethanol, concentrates to about 300ml, extracts and degreases with sherwood oil, extracts three times, and each sherwood oil consumption is 300ml;
[0051] (3) The water layer is adsorbed with 300ml of HZ-801 macroporous adsorption resin, and 900ml of water is eluted to remove impurities; it is eluted with 10% ethanol, and the color is darkened and then collected, and 300ml of the eluate is collected, and the solvent is recovered , dry to get 3.8g of total flavonoid glycosides extract; then elute with 60% ethanol, start to collect after the color darkens, collect eluent 300ml, reclaim solvent, dry ...
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