Synthesis of 1,2-Diarylanthraquinones by Site-Selective Suzuki-Miyaura Reactions of the Bis(triflate) of Alizarin

[摘要]：1,2-Diarylanthraquinones were prepared by Suzuki-Miyaura reactions 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.

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