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合成了三缩四乙二醇-二-(8-喹啉基)醚(Ⅰ)配体,并首次合成了与十四个稀土硝酸盐的固体配合物.用IR、TG、DTA等测试确定固体配合物组成为[Ln(NO_3)_3]_3(Ⅰ)_2(Ln=La、Ce、Pr、Nd)和CLn(NO_3)_3)_3(Ⅰ)·H_2O(Ln=Sm-Yb和Y).配体(Ⅰ)和配合物[La(NO_3)_3)]_3(Ⅰ)_2核磁共振谱分析表明,醚链上的质子向低场位移,喹啉环上质子向高场位移,这说明镧与配体(Ⅰ)中喹啉上的氮是直接配位的.
Synthesis of tetraethylene glycol - di - (8 - quinolyl) ether (Ⅰ) ligand, and for the first time with the fourteen rare earth nitrate complex was determined by IR, TG, DTA and other tests to determine The solid complexes consist of [Ln (NO_3) _3] _3 (I) _2 (Ln = La, Ce, Pr, Nd) and CLn (NO_3) _3) _3 (I) · H_2O (Ln = Sm-Yb and Y) Ligand (Ⅰ) and complex [La (NO_3) _3)] _3 (Ⅰ) _2 shows that the protons in the ether chain are shifted to the low field and the protons in the quinoline ring are shifted to the high field, indicating that The lanthanum is directly coordinated to the nitrogen on the quinoline in the ligand (I).