18-crown-6 ether; 2,2'-bis-(diphenylphosphino)-1,1'- binaphthyl; sodium t-butanolate; tris(dibenzylideneacetone)dipalladium (0) in tetrahydrofuran T=40°C; 25 h; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
参考文献
Journal of Organic Chemistry, , vol. 62, # 17 p. 6066 - 6068