(Z)-(1S,6S,7S,8R,11S)-7,11-Bis-(tert-butyl-dimethyl-silanyloxy)-6,8,10,10-tetramethyl-9-oxo-cycloundec-3-enecarboxylic acid 在
N,N'-二环己基碳二亚胺 、
三氟乙酸 作用下,
生成 [(E)-2-methyl-3-(2-methyl-1,3-thiazol-4-yl)prop-2-enyl] (1S,3Z,6S,7S,8R,11S)-7,11-dihydroxy-6,8,10,10-tetramethyl-9-oxocycloundec-3-ene-1-carboxylate