Dioxygenation of Flavonol Catalyzed by Copper(II) Complexes Supported by Carboxylate‐Containing Ligands: Structural and Functional Models of Quercetin 2,4‐Dioxygenase
作者:Ying‐Ji Sun、Pei Li、Qian‐Qian Huang、Jian‐Jun Zhang、Shinobu Itoh
DOI:10.1002/ejic.201601371
日期:2017.4.3
copper(II) complexes [CuIILn(AcO)] [1 (Ln = L1), 2 (Ln = L2), 3 (Ln = L3), and 4 (Ln = L4)] supported by a series of carboxylate‐containing ligands [L1H = 2‐[bis(pyridin‐2‐ylmethyl)amino]methyl}benzoic acid; L2H = 3‐[bis(pyridin‐2‐ylmethyl)amino]methyl}benzoic acid,; L3H = 2‐(bis[2‐(pyridin‐2‐yl)ethyl]amino}methyl)benzoic acid; L4H = 3‐(bis[2‐(pyridin‐2‐yl)ethyl]amino}methyl)benzoic acid] as well as
要了解Glu73的羧酸酯基在槲皮素2,4-二加氧酶(2,4-QD)的活性位点中的作用,铜(II)配合物[Cu II L n(AcO)] [ 1(L n = L1),2(L n = L2),3(L n = L3)和4(L n = L4)]由一系列含羧酸盐的配体支持[ L1 H = 2 ‐ [bis(pyridin -2-烷基甲基)氨基]甲基}苯甲酸;L 2 H = 3-[双(吡啶-2-基甲基)氨基]甲基}苯甲酸;L3H = 2-(双[2- [2-(吡啶-2-基)乙基]氨基}甲基}甲基)苯甲酸;L4 H = 3 - (双[2-(吡啶-2-基)乙基]氨基}甲基)苯甲酸],以及三元的Cu II flavonolate(FLA - )配合物[Cu II大号Ñ(FLA)] [合成了5(L n = L1),6(L n = L2),7(L n = L3)和8(L n = L4)],并将其表征为2,