Project supported by the National Natural Science Foundation of China (20671075);the Natural Science Foundation of Hubei Province (2005ABA021);China Postdoctoral Science Foundation (20060390858)
New alkaline earth metal cryptates [ML](NO3)2 ·2H2O (M=Ca^2+, Sr^2+, Ba^2+; L = 1, 4,12,15,18, 26, 31, 39, 42, 43, 44-undecaazapentacyclo- [ 13.13.13.1^6,10 .1^20,24 .1^33,37 ]-tetratetraconta -4, 6, 8, 10(44...
This project was supported by the National Natural Science Foundation of China (No. 50372028) and the Foundation of hhit Marine-Technology lab
A new mononuclear cadmium(Ⅱ) cryptate has been synthesized by [2+3] Schiff base condensation of tri(2-aminoethyl)amine with glyoxal in the presence of Cd(ClO4)2·6H2O. The crystal structure, spectral character...
The mononuclear cryptate [Eu(H 3L F)(NO 3)(H 2O)](NO 3) 2 and the heterodinuclear cryptate [EuZnL F(DMF)](ClO 4) 2 were synthesized and characterized. The triplet state energy of the cryptand (H 3L F) was ...
This work was supported by the Foundation of Shaanxi Key Laboratory of Chemical Reaction Engineering.
The heteropolytungstate(NH_4)_(20)[Na_2(H_2O)_2Ni(H_2O)_5{Ni(H_2O)}_2As_4W_(40)O_(140)] · 61H_2O is obtained by thereaction of Na_(27)[NaAs_4W_(40)O_(140)] · 60H_2O with NiCl_2 · 6H_2O and NH_4Cl in pH ≈ 4.0. Thes...
Project supported by the National Natural Science Foundation of China and Fuzhou State Key Laboratory of Structural Chemistry.
The metal complexes of polyaza cryptand have attracted much attentionowing to their special structure, unusual photo-chemical, electrical and catalyticproperties. Recently, Lehn and Nelson synthesized successively a ...