Synthesis of 1,2-Diarylanthraquinones by Site-Selective Suzuki-Miyaura Reactions of the Bis(triflate) of Alizarin
作者:Peter Langer、Ahmed Mahal、Alexander Villinger
DOI:10.1055/s-0029-1219586
日期:2010.4
1,2-Diarylanthraquinones were prepared by Suzuki-Miyaurareactions of the bis(triflate) of 1,2-dihydroxyanthraquinone (alizarin). The reactions proceed with excellent site selectivity. The first attack occurs at the sterically more hindered position 1, due to electronic reasons.