高香草酸 、
12-脱氧佛波醇-13-乙酸苯酯 在
2-fluoro-methylpyridinium tosylate 、
三乙胺 作用下,
生成 Phenyl-acetic acid (1aR,1bS,4aR,7aS,7bR,8R,9aS)-4a,7b-dihydroxy-3-[2-(4-hydroxy-3-methoxy-phenyl)-acetoxymethyl]-1,1,6,8-tetramethyl-5-oxo-1,1a,1b,4,4a,5,7a,7b,8,9-decahydro-cyclopropa[3,4]benzo[1,2-e]azulen-9a-yl ester