2-hydroxy-2-(3,4-dihydroxyphenyl)ethyl 3-O-[α-L-rhamnopyranosyl-(1→4)-α-L-rhamnopyranosyl]-4-O-(p-coumaroyl)-O-β-D-glucopyranoside 在
cellulase 作用下,
以
aq. acetate buffer 为溶剂,
生成
(S)-(+)-1-(3,4-dihydroxyphenyl)ethane-1,2-diol 、
(R)-3',4'-dihydroxyphenylglycol