作者:Nils Meyer、Peter W. Roesky
DOI:10.1039/b703020g
日期:——
[(R,R)-(iPrATI)2diph}LnCl(THF)] (Ln = Ho (3b), Er (4b), Yb (5b)), respectively. The corresponding Yb complex [(S,S)-(iPrATI)2diph}YbCl(THF)] (5a) was obtained by treatment of 1a with YbCl3 at elevated temperature. Performing the same reaction at room temperature results in the metallate complex [(S,S)-(iPrATI)2diph}YbCl2][Li(THF)4] (6). Reaction of NaC5H5 with afforded [(S,S)-(iPrATI)2diph}Yb(eta5-C5H5)(THF)]
对映体纯的桥连氨基扑热敏胺S,S-和R,R-H2 (iPrATI)2diph}(其中两个氨基-异丙基-扑热敏部分通过1,2-二氨基-1,2-二苯乙烷连接)被去质子化nBuLi生成相应的二锂盐[Li(THF)} 2 (S,S)-(iPrATI)2diph)}](1a)和[Li(THF)} 2 (R,R)-(iPrATI )2diph)}](1b)。钾盐[K(THF)2} 2 (S,S)-(iPrATI)2diph}](2a)和[K(THF)2} 2 (R,R)-(iPrATI)2diph}通过与KH的质子化反应获得[2b]。2a和2b与无水三氯化镧的金属转移导致[(S,S)-(iPrATI)2diph} LnCl(THF)](Ln = Ho(3a),Er(4a))和[(R,R)- (iPrATI)2 diph} LnCl(THF)](Ln = Ho(3b),Er(4b)