Solid-State Luminescence of AuCuAlkynyl Complexes Induced by Metallophilicity-Driven Aggregation
作者:Igor O. Koshevoy、Yuh-Chia Chang、Antti J. Karttunen、Julia R. Shakirova、Janne Jänis、Matti Haukka、Tapani Pakkanen、Pi-Tai Chou
DOI:10.1002/chem.201204611
日期:2013.4.15
A new series of homoleptic alkynyl complexes, [Au2Cu2(C2R)4}n] (R=C3H7O (1), C6H11O (2), C9H19O (3), C13H11O (4)), were obtained from Au(SC4H8)Cl, Cu(NCMe)4PF6, and the corresponding alkyne in the presence of a base (NEt3). Complexes 1–4 aggregate upon crystallization into polymeric chains through extensive metallophilic interactions. The cluster that contains fluorenolyl functionalities, C13H9O (5)
一系列新的均质炔基络合物[Au 2 Cu 2(C 2 R)4 } n ](R = C 3 H 7 O(1),C 6 H 11 O(2),C 9 H 19 O(3),C 13 H 11 O(4))是在碱(NEt 3)存在下从Au(SC 4 H 8)Cl,Cu(NCMe)4 PF 6和相应的炔烃获得的。配合物1 –4通过广泛的亲金属相互作用结晶成聚合物链时聚集。包含fluorenolyl官能群集,C 13 H ^ 9 O(5),在其分子形式结晶,为二溶剂化物,[金2的Cu 2(C 2 Ç 13 ħ 9 O)4 ] ⋅ 2 THF。弱结合的THF分子被吡啶分子取代导致形成复合物[Au 2 Cu 2(C 2 C 13 H 9 O)4 ] ⋅2 py(6),从而得到两个固态的多晶型物。这种结构多样性是通过金属链和氢键的形成而建立的,这取决于有机配体的立体化学特征。更有趣的是,这种固态结构排列提供了