Influence of the Counterion on the Synthesis of Cyclic Carbonates Catalyzed by Bifunctional Aluminum Complexes
作者:Javier Martínez、Felipe de la Cruz-Martínez、Miguel A. Gaona、Esther Pinilla-Peñalver、Juan Fernández-Baeza、Ana M. Rodríguez、José A. Castro-Osma、Antonio Otero、Agustín Lara-Sánchez
DOI:10.1021/acs.inorgchem.8b03475
日期:2019.3.4
bifunctional aluminum complexes [AlR2(κ2-mbpzappe)]X [X = Cl, R = Me (6), Et (7); X = Br, R = Me (8), Et (9); X = I, R = Me (10), Et (11)] and [AlR2(κ2-mbpzappe)}(μ-O)AlR3}]X [X = MeSO3, R = Me (12), Et (13); X = Cl, R = Me (14), Et (15); X = Br, R = Me (16), Et (17); X = I, R = Me (18), Et (19)] via alkane elimination. These complexes were studied as catalysts for the synthesis of cyclic carbonates from
为了研究抗衡离子对由环氧化物和二氧化碳(CO 2)合成环状碳酸酯的影响,已经制备了新的双功能铝络合物。中性配体1被用作前体以获得四种新型甲磺酸盐,氯化物,溴化物,和碘化物两性离子NNO配体(2 - 5)。这些配体的具有为AlR 1或2当量的反应3(R =甲基,乙基)允许单-和双金属的双功能铝络合物[为AlR的合成2(κ 2 -mbpzappe)] X [X =氯,R =我(6),Et(7); X = Br,R = Me(8),Et(9);X =我,R =我(10)的Et(11)]和[为AlR 2(κ 2 -mbpzappe)}(μ-O)为AlR 3 }] X [X =内消旋3,R =我(12)等(13); X = Cl,R = Me(14),Et(15);X = Br,R = Me(16),Et(17);X = I,R = Me(18),Et(19)]通过烷烃消除。研究了这些络合物作为由环氧化物和CO