重氮甲烷 、
phyllanthusiin A 以
乙醚 、
乙醇 为溶剂,
反应 3.0h,
以3.2 mg的产率得到methyl (1R,3S,4R,21R,22S)-9,10,11,27,28,29,32,33,34-nonamethoxy-6,16,19,24,37-pentaoxo-3-(3,4,5-trimethoxybenzoyl)oxy-2,5,15,20,23,38-hexaoxaheptacyclo[19.18.0.04,22.07,12.013,18.025,30.031,36]nonatriaconta-7,9,11,13,25,27,29,31,33,35-decaene-14-carboxylate