Optimization of ultrasound-assisted extraction of cyanidin 3-rutinoside from litchi (Lichi chinensis Sonn.) fruit pericarp
[摘要] Cyanidin3-rutinosideisanimportantanthocyaninwhichhasgoodantioxidantactivityandbeneficialhealtheffects.Itwaspreparedfromlitchifruitpericarpbyultrasound-assistedextractionandpurifiedinthiswork.Amathematicalmodelwasbuiltbetweenultrasonicpower,time,ethanolconcentrationandcyanidin3-rutinosideyield.TheR2,P-valuesofmodeland“lackoffit”indicatedthehighfitnessofthemodeltotruebehavior.Everyfactorshowedevidenteffectsandinteractionsonthecyanidin3-rutinosideyield.Theoptimalconditionstoobtainthehighestyieldofcyanidin3-rutinosidewere240Wofultrasonicpower,34.5minofultrasonictimeand54.1%ofethanolconcentration.Thepredictedyieldofcyanidin3-rutinosidewasnotsignificantly(p>0.05)differenttothepracticalvalueconductedunderoptimalconditions...
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[效力级别] [学科分类] 分析化学
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