Preparation method of compound alisol A and application thereof causing renal toxicity
A technology of alisol and compounds, which is applied in the field of medicine and can solve problems such as limitations and high experimental costs
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[0031] One, as the preparation method of 3 times of ethanol addition of known compound alisitol A
[0032] 1. Preparation of Alisma ethanol extract
[0033] Take Alisma, add 3 times of 80% ethanol (that is, the weight ratio of Alisma and ethanol is 1:3), cold soak for 12 h, heat and reflux for 5 h, filter, repeat 3 times, combine the filtrate, and pass through a rotary evaporator for 50 The solvent was evaporated to dryness at ℃ to obtain the extract of Alisma 80% ethanol extract.
[0034] 2. Preparation of Chloroform Extracts
[0035] Suspend the concentrated extract in water, and extract with petroleum ether, chloroform, ethyl acetate, n-butanol and other volumes successively, each 3 times. The chloroform extracts were combined, and the solvent was evaporated to dryness by a rotary evaporator at 50° C. to obtain the chloroform layer extract.
[0036] 3. Purification of compound alisol A
[0037]Take the chloroform extract, go through silica gel column chromatography (200...
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