flavan-3-ol黄烷-3-醇
1.On the basis of chemical and spectral analysis,the compoundⅠwas identified as(-)-epicatechin belongs to flavan-3-ol.采用95%(V/V)、50%(V/V)醇提荔枝核,经石油醚、乙酸乙酯、正丁醇依次萃取后,再利用硅胶柱层析等方法分离纯化,得到化合物Ⅰ,通过理化性质和波谱技术,鉴定为黄烷-3-醇类化合物表儿茶素。
2.Flavan -3 -ol and proanthocyanidin were determined by vanillin assay, expressed by catechin equivalents, and flavan-3-ol determined by HPLC.香草醛法测定了黄烷-3-醇单体和原花青素的总量,HPLC法测定了黄烷-3-醇单体的含量。
3)monomeric flavan-3-ols黄烷-3-醇单体
1.A simultaneous detection method of 5 monomeric flavan-3-ols in blueberry by high performance liquid chromatography(HPLC) was introduced in this paper.0mL/min,柱温30℃,检测波长280nm,直接进样,同时分离了C、EgC、EgCg、EC和EcG 5种黄烷-3-醇单体,并对蓝莓酒中黄烷-3-醇单体含量进行了测定。
4)flavan-3-ol unit黄烷-3-醇单元
5)Polymeric flavan-3-ols多聚黄烷-3-醇
6)afzelechin5，7，4’-三羟基黄烷-3-醇
延伸阅读
十二烷二酸二异十三烷醇酯CAS：84731-63-5中文名称：十二烷二酸二异十三烷醇酯英文名称：Dodecanedioic acid, diisotridecyl ester
