Acetic acid (2R,3R,4S,5R,6S)-3-acetoxy-2-acetoxymethyl-6-(4-acetyl-3-hydroxy-phenoxy)-5-((2S,3S,4R,5S,6S)-3,4,5-triacetoxy-6-methyl-tetrahydro-pyran-2-yloxy)-tetrahydro-pyran-4-yl ester 在
sodium methylate 作用下,
以
甲醇 为溶剂,
生成
2,4-Dihydroxyacetophenone 4-O-(2-α-D-quinovopyranosyl-β-D-glucopyranoside)