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Synthesis and Structures of Lanthanide Complexes of N-p-Tolylsulfonylglycinate and 1 ,10-Phenanthroline

Synthesis and Structures of Lanthanide Complexes of N-p-Tolylsulfonylglycinate and 1 ,10-Phenanthroline
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摘要 Three new lanthanide complexes with the formulae [Eu2(TsGly)6(phen)2(H2O)2] (1), [Ln(TsGly)2(phen)2-(H2O)2]C1·2H2O [Ln=Er(2a) and Yb (2b), TsGly=N-p-tolylsulfonylglycinate, phen= 1,10-phenanthroline] were synthesized. Crystallographic data for 1: monoclinic, P21/n, a= 1.29791(16) nm, b= 1.9034(2) nm, c= 1.7596(2) nm,β=93.410(3)°, V=4.3394(9) nm^3, Z=4, R1 =0.0326, wR2=0.0771; and for 2b: triclinic, P1, a= 1.2674(2) nm, b= 1.4405(2) nm, c= 1.4809(3) nm, a= 113.256(3)°, β= 108.253(3)°, γ=94.739(3)°, V=2.2922(7) nm°3, Z=2, R1=0.0292, wR2=0.0669. X-ray diffractional analysis reveals that compound 1 adopts dinuclear structure with fourfold bridging TsGly ligands between the Eu(Ⅲ) centers, while compound 2b features an unusual mononuclear structure. Three new lanthanide complexes with the formulae [Eu2(TsGly)6(phen)2(H2O)2] (1), [Ln(TsGly)2(phen)2-(H2O)2]C1·2H2O [Ln=Er(2a) and Yb (2b), TsGly=N-p-tolylsulfonylglycinate, phen= 1,10-phenanthroline] were synthesized. Crystallographic data for 1: monoclinic, P21/n, a= 1.29791(16) nm, b= 1.9034(2) nm, c= 1.7596(2) nm,β=93.410(3)°, V=4.3394(9) nm^3, Z=4, R1 =0.0326, wR2=0.0771; and for 2b: triclinic, P1, a= 1.2674(2) nm, b= 1.4405(2) nm, c= 1.4809(3) nm, a= 113.256(3)°, β= 108.253(3)°, γ=94.739(3)°, V=2.2922(7) nm°3, Z=2, R1=0.0292, wR2=0.0669. X-ray diffractional analysis reveals that compound 1 adopts dinuclear structure with fourfold bridging TsGly ligands between the Eu(Ⅲ) centers, while compound 2b features an unusual mononuclear structure.
出处 《Chinese Journal of Chemistry》 SCIE CAS CSCD 2005年第9期1139-1142,共4页 中国化学(英文版)
基金 Project supported by Guangxi Provincial Education Foundation of China and Natural Science Foundation of Guangxi Province (No. 0229004).
关键词 LANTHANIDE N-protected amino acid 1 10-PHENANTHROLINE crystal structure lanthanide, N-protected amino acid, 1,10-phenanthroline, crystal structure
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