Methyl acetoacetate → Methyl (+/-)-(E)-7-[4,5-bis(4-fluorophenyl)-2-(1-methylethyl)-1H-imidazol-1-yl]-5-hydroxy-3-oxo-6-heptenoate

참여 물질

반응 단계

From (E)-3-[4,5-bis(4-fluorophenyl)-2-(1-methylethyl)-1H-imidazol-1-yl]-2-propenal (0.100 g), methyl acetoacetate (0.028 ml), sodium hydride (0.031 g, washed with dry THF(3×3 ml)) and n-butyl lithium (1.4M in, hexanes, 0.26 ml) by the process as described for the preparation of Intermediate (10a) to afford a dark orange oil which was purified by FCC eluting with System A (2:3, 1:1) to afford the title compound (0.054 g) as an orange solid, Rf (System A 2:3) 0.18;

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