Palladium-catalyzed Suzuki-type couplings of 3-pyridyl triflates with alkenylpinacol boronates proceed in good to excellent yields. Optimized conditions use Pd(PPh3)4 (10 mol%) as catalyst with K3PO4 (3 equiv) as base in 1,4-dioxane.
在
钯催化下,3-
吡啶基三
甲酸酯与烯基
频哪醇硼酸酯的铃基型偶联反应以良好到极佳的收率进行。优化条件是在
1,4-二氧六环中使用 Pd(PPh3)4 (10 mol%) 作为催化剂,K3PO4 (3 等量) 作为碱。