反应详情

Following General Procedure K, triethyl-2-fluoro-2-phosphonoacetate (0.42 mL, 1.70 mmol) and 1-(7-ethoxy-2,2-dimethyl-4-phenyl-2H-chromen-6-yl)-ethanone (Compound 66, 183 mg, 0.57 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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