Synthesis of Functionalized 2′,4-Diarylbenzophenones Based on Site-Selective Suzuki Cross-Coupling Reactions
作者:Peter Langer、Muhammad Nawaz、Muhammad Adeel、Muhammad Ibad
DOI:10.1055/s-0029-1217544
日期:2009.8
The palladium(0)-catalyzed Suzuki cross-coupling reac- tion of the bis(triflates) of 2¢,4-dihydroxybenzophenones afforded 2¢,4-diarylbenzophenones. The reactions proceeded with very good site selectivity. The first attack occurred at carbon atom C-4.
钯(0)催化的 2',4-二羟基二苯甲酮的双(三氟甲磺酸酯)的 Suzuki 交叉偶联反应得到 2',4-二芳基二苯甲酮。反应以非常好的位点选择性进行。第一次攻击发生在碳原子 C-4。