1.1: 9,9-dimethyl-4,5-bis(diphenyl-phosphino)xanthene; copper(l) chloride; sodium t-butanolate / tetrahydrofuran / 0.08 h / 20 °C / |Inert atmosphere 1.2: 16 h / 20 °C / |Inert atmosphere 2.1: tetrakis(triphenylphosphine) palladium(0); sodium hydroxide / tetrahydrofuran; water / 16 h / 70 °C / |Inert atmosphere View Scheme
参考文献
Alfaro, Ricardo; Parra, Alejandro; Aleman, Jose; Garcia Ruano, Jose Luis; Tortosa, Mariola
Journal of the American Chemical Society, 2012 , vol. 134, # 37 p. 15165 - 15168
copper(l) chloride in benzene byproducts: dimedone; ylide and phenylacetylene and CuCl are refluxed in benzene for 1 h (N2); filtn., evapn., oil is passed through silica gel column (benzene); elem. anal., (1)H-NMR, (13)C-NMR, IR, mp;
