Stereoselective formation of [Cr(edda or eddp)(N-N)]-type complexes with 1,10-phenanthroline (edda = ethylenediamine-N,N′-diacetate;: eddp = ethylenediamine-N,N′-dipropionate)

被引:0
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作者
Yonemura, T [1 ]
Nakayama, R
Sakagami, N
Okamoto, K
Ama, T
Kawaguchi, H
Yasui, T
机构
[1] Kochi Univ, Fac Sci, Dept Chem, Kochi 780, Japan
[2] Univ Tsukuba, Dept Chem, Tsukuba, Ibaraki 305, Japan
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中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
The [Cr(edda or eddp)(N-N)]-type complexes (edda=ethylenediamine-N, N'-diacetate; eddp=ethylenediamine-N,N'-dipropionate), trans(O)-[Cr(edda)(phen)]Cl and cis(O)[Cr(eddp)(phen)]Cl, were first prepared stereoselectively and characterized by UV-Vis absorption and IR spectra and X-ray crystal analysis. The optically active (-)CD/510-[Cr(edda)(phen)](+) was readily racemized even in an acidic aqueous solution within a period of several hours.
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页码:215 / 216
页数:2
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