A mixture of catechin and epicatechin, procyanidin B4, 4-hydroxy-benzoic acid and ethyl gal-late were purified and identified from grape seed procyanidin extract.
A mixture of catechin and epicatechin, procyanidin B4, 4-hydroxy-benzoic acid and ethyl gal-late were purified and identified from grape seed procyanidin extract.
得到2种原花青素的单体：(+)-儿茶素和(-)-表儿茶素；1种原花青素二聚体B4；2种其他酚类物质：对羟基苯甲酸及没食子酸乙酯。