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Kucai bulbs (Allium schoenoprasum L.) have antihypertensive effects. Flavonoids and or saponin were predicted to be responsible antihypertensive effect. The goal of the research is to isolate flavonoid from the n-hexane, ethyl acetate, or ethanol extract. Phytochemical screening of crude drug from k...
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id-itb.:221372017-10-20T13:50:40Z#TITLE_ALTERNATIVE# LILIYANTI (NIM 107 03 062), FEMI Indonesia Final Project INSTITUT TEKNOLOGI BANDUNG https://digilib.itb.ac.id/gdl/view/22137 Kucai bulbs (Allium schoenoprasum L.) have antihypertensive effects. Flavonoids and or saponin were predicted to be responsible antihypertensive effect. The goal of the research is to isolate flavonoid from the n-hexane, ethyl acetate, or ethanol extract. Phytochemical screening of crude drug from kucai bulbs showed the presence of flavonoid, saponin, and steroid/triterpenoid compounds. Crude drug of kucai bulbs were consequtively extracted with Soxhlet apparatus, using n-hexane, ethyl acetate and ethanol. Ethyl acetate extract was fractionated with vaccum liquid chromatography using silica gel 60 H and gradient eluent, n-hexane - ethyl acetate - ethanol. Purification was conducted by preparative thin layer chromatography. Characterization isolate was performed by using ultraviolet-visible and infrared spectrophotometries. Isolate X was identified as one isoflavone having C-H aliphatic, C=C aliphatic, C-O-C, aromatic groups, and -OH at atom C number 5 and or 3, 4. text |
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Indonesia Indonesia |
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Indonesia |
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Kucai bulbs (Allium schoenoprasum L.) have antihypertensive effects. Flavonoids and or saponin were predicted to be responsible antihypertensive effect. The goal of the research is to isolate flavonoid from the n-hexane, ethyl acetate, or ethanol extract. Phytochemical screening of crude drug from kucai bulbs showed the presence of flavonoid, saponin, and steroid/triterpenoid compounds. Crude drug of kucai bulbs were consequtively extracted with Soxhlet apparatus, using n-hexane, ethyl acetate and ethanol. Ethyl acetate extract was fractionated with vaccum liquid chromatography using silica gel 60 H and gradient eluent, n-hexane - ethyl acetate - ethanol. Purification was conducted by preparative thin layer chromatography. Characterization isolate was performed by using ultraviolet-visible and infrared spectrophotometries. Isolate X was identified as one isoflavone having C-H aliphatic, C=C aliphatic, C-O-C, aromatic groups, and -OH at atom C number 5 and or 3, 4. |
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Final Project |
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LILIYANTI (NIM 107 03 062), FEMI |
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LILIYANTI (NIM 107 03 062), FEMI #TITLE_ALTERNATIVE# |
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LILIYANTI (NIM 107 03 062), FEMI |
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LILIYANTI (NIM 107 03 062), FEMI |
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https://digilib.itb.ac.id/gdl/view/22137 |
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