摘要:
胺消除稀土金属三(酰胺)配合物Ln [N(SiHMe 2)2 ] 3(THF)x(Ln = Sc,x = 1; Ln = Y,La,Lu,x = 2),当量为0.5桥联H H 2 L(1,4-R [C {N(2,6-Me 2 C 6 H 3)} {NH(2,6-Me 2 C 6 H 3)}] 2)(R = C 6 H 4,(L 1); R = C 6 H 10,(L 2) ))在60°C的四氢呋喃中得到一系列双核a酰胺稀土金属酰胺配合物[(Me 2 HSi)2 N)] 2 ScL 1 Sc [N(SiHMe 2)2 ] 2(1),(THF)[ (Me 2 HSi)2 N)] 2 LnL 1 Ln [N(SiHMe 2)2 ] 2(THF)(Ln = Y(2),La(3),Lu(4))和(THF)[[ Me 2 HSi)2 N)] 2 YL 2 Y [N(SiHMe 2)2 ] 2(THF)