重氮甲烷 、
{3-[1-Acetoxy-2-((1S,2R,3R,4R)-3-acetoxymethyl-7-oxa-bicyclo[2.2.1]hept-2-yl)-ethyl]-phenyl}-acetic acid 以
乙醚 、
乙酸乙酯 为溶剂,
反应 1.0h,
生成 {3-[1-Acetoxy-2-((1S,2R,3R,4R)-3-acetoxymethyl-7-oxa-bicyclo[2.2.1]hept-2-yl)-ethyl]-phenyl}-acetic acid methyl ester