Acetic acid (2S,3R,5R)-5-bromo-2-((1S,2S,4S,5S)-5-bromo-4-chloro-1,2-dihydroxy-4-methyl-cyclohexyl)-2,6,6-trimethyl-tetrahydro-pyran-3-yl ester 在
jones reagent 、 diazabicyclononene 作用下,
以
丙酮 、
苯 为溶剂,
反应 0.25h,
生成
Acetic acid (2S,3R,5R)-5-bromo-2-((1R,5S)-5-bromo-1-hydroxy-4-methyl-2-oxo-cyclohex-3-enyl)-2,6,6-trimethyl-tetrahydro-pyran-3-yl ester