Highly Luminescent Tridentate N<sup>∧</sup>C*N Platinum(II) Complexes Featured in Fused Five–Six-Membered Metallacycle and Diminishing Concentration Quenching
作者:Dileep A. K. Vezzu、Deepak Ravindranathan、Alexander W. Garner、Libero Bartolotti、Meredith E. Smith、Paul D. Boyle、Shouquan Huo
DOI:10.1021/ic200794b
日期:2011.9.5
of cyclometalating ligands, N-phenyl-N-(3-(pyridin-2-yl)phenyl)pyridin-2-amine (L1), N-(3-(1H-pyrazol-1-yl)phenyl)-N-phenylpyridin-2-amine (L2), N-phenyl-N-(3-(quinolin-2-yl)phenyl)pyridin-2-amine (L3), N-phenyl-N-(3-(pyridin-2-yl)phenyl)quinolin-2-amine (L4), N-(3-(isoquinolin-1-yl)phenyl)-N-phenylpyridin-2-amine (L5), and N-phenyl-N-(3-(pyridin-2-yl)phenyl)isoquinolin-1-amine (L6), were synthesized
一系列环金属化配体,N-苯基-N-(3-(吡啶-2-基)苯基)吡啶-2-胺(L1),N-(3-(1H-吡唑-1-基)苯基)- N-苯基吡啶-2-胺(L2),N-苯基-N-(3-(喹啉-2-基)苯基)吡啶-2-胺(L3),N-苯基-N-(3-(吡啶- 2-基)苯基)喹啉-2-胺(L4),N-(3-(异喹啉-1-基)苯基)-N-苯基吡啶-2-胺(L5)和N-苯基-N-(3 -(吡啶-2-基)苯基)异喹啉-1-胺(L6),合成,其具有K反应2氯铂酸4在冰醋酸以产生N个∧ C *的N-协调铂(II)配合物中的稠合的五六元金属环功能,1 - 6分别。的结构1,3,4,和6由单晶X射线晶体学确定。当与所述N个的比较复合物的正方形几何形状提高∧ Ç ∧的N-配位配合物作为在N-铂咬角∧ C *的N-协调配合物1,3,并且增加了4个。将Pt-C键(1.94-1.95)比的C较短∧ Ñ ∧ N-二协调铂络合物,但长于那些被发现对于N