An efficient one-pot synthesis of anthraquinones and tetracenediones was achieved by l-proline catalyzed benzannulation of commercially available 1,4-naphthoquinones or 1,4-anthracenedione with a variety of α,β-unsaturated aldehydes in good to excellent yield.
一种高效的一锅法合成
蒽醌和四氢
蒽二酮的方法是通过商业可获得的
1,4-萘醌或1,4-
蒽二酮在
l-脯
氨酸催化下与多种α,β-不饱和醛反应,产率良好至优异。