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1.从辣椒中提取辣椒素结晶的方法中国贵州安顺chow-chow厂取得的中国发明专利CN1,467,201(2004.1.14)介绍,辣椒粉用60-100%乙醇在常温下提取5-10小时或在50-78℃提取1-5小时,用水稀释至乙醇浓度为50-88%,再用非极性溶剂(如石油醚或己烷)提取1-5次,浓缩非极性溶剂提取物,溶于1-10%碱溶液(如NaOH、KOH或LiOH),调节pH至7-9,结晶2-24小时,在30-45℃下干燥,可得到辣椒素结晶体。
1. Method for extracting capsaicin from chili The Chinese invention patent CN1,467,201 (2004.1.14) obtained from Anshun chow-chow plant in Guizhou province of China introduced that the chili powder is extracted with 60-100% ethanol at room temperature for 5-10 hours or Extracting at 50-78 ° C for 1-5 hours, diluting with water to the ethanol concentration of 50-88%, extracting with non-polar solvent (such as petroleum ether or hexane) 1-5 times, concentrating the non-polar solvent extract, Dissolving in 1-10% alkali solution (such as NaOH, KOH or LiOH), adjusting the pH to 7-9, crystallizing for 2-24 hours, and drying at 30-45 DEG C to obtain the capsaicin crystal body.