反应详情

Following General Procedure K, triethyl-2-fluoro-2-phosphonoacetate (0.47 mL, 2.3 mmol) and 1-(4-tert-butyl-7-methoxy-2,2-dimethyl-2H-chromen-6-yl)-ethanone (Compound 55, 133 mg, 0.46 mmol) were reacted to give the title compound as a colorless oil after purification by flash chromatography (silica gel, 1:9 ethyl acetate/hexane).

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