反应详情

Using the procedure of Example 9, (1R, cis ΔZ) 2,2-dimethyl-3-(3-methoxy-3-oxo-1-propenyl)-cyclopropane-carboxylic acid and (RS) α-cyano-(3-benzoyl-phenyl)-methanol were reacted to obtain (RS) α-cyano-(3-benzoyl-phenyl)-methyl (1R, cis ΔZ) 2,2-dimethyl-3-(3-methoxy-3-oxo-1-propenyl)-cyclopropane-carboxylate with a specific rotation of [α]D20 =+43°±1° (c=1% in toluene).

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