乙酸酐 、
8-O-肉桂酰哈巴苷 在
吡啶 作用下,
反应 3.0h,
以11 mg的产率得到(E)-3-(4-Acetoxy-phenyl)-acrylic acid (1S,4aS,5R,7S,7aS)-5-acetoxy-4a-hydroxy-7-methyl-1-((2S,3R,4S,5R,6R)-3,4,5-triacetoxy-6-acetoxymethyl-tetrahydro-pyran-2-yloxy)-1,4a,5,6,7,7a-hexahydro-cyclopenta[c]pyran-7-yl ester