A Novel Nickel(0)-Catalyzed Cascade Ullmann-Pinacol Coupling: From <i>o</i>-Bromobenzaldehyde to <i>trans</i>-9,10-Dihydroxy-9,10-dihydrophenanthrene
作者:Tian-pa You、Shuang-zheng Lin、Qing-an Chen
DOI:10.1055/s-2007-984543
日期:——
Using 5 mol% of (Ph3P)2NiCl2 as a catalyst, Zn powder as a reductant, ortho-carbonyl-substituted aryl halides could be coupled to form trans-9,10-dihydroxy-9,10-dihydrophenanthrenes in a one-pot cascade reaction.
以 5 mol%的 (Ph3P)2NiCl2 为催化剂,Zn 粉末为还原剂,可通过一锅串联反应偶联生成反式-9,10-二羟基-9,10-二氢菲。