Hexaacetylaucubin 在
硫酸 作用下,
以
1,4-二氧六环 为溶剂,
反应 24.0h,
生成
(2R,3R,4S,5R,6S)-2-(acetoxymethyl)-6-(((1S,4aR,5S,7aS)-7-(acetoxymethyl)-5-hydroxy-1,4a,5,7a-tetrahydrocyclopenta[c]pyran-1-yl)oxy)tetrahydro-2H-pyran-3,4,5-triyl triacetate 、 Acetic acid (1S,4aR,5S,7aS)-7-hydroxymethyl-1-((2S,3R,4S,5R,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-1,4a,5,7a-tetrahydro-cyclopenta[c]pyran-5-yl ester