1: 2-methyl-3-oxobutanoic acid ethyl ester With sodium hydride in tetrahydrofuran; mineral oil 0.25 h; Inert atmosphere; 2: 5-allyl-1,2,3,4,5-penta(4-acetylphenyl)cyclopentadiene With tetrakis(triphenylphosphine) palladium(0) in tetrahydrofuran; mineral oil 3 h; RefluxInert atmosphere;
参考文献
Fisher, Ethan L.; Lambert, Tristan H.
Organic Letters, 2009 , vol. 11, # 18 p. 4108 - 4110