Mononuclear Lanthanide(III)-Salicylideneaniline Complexes: Synthetic, Structural, Spectroscopic, and Magnetic Studies †
Abstract
:1. Introduction
2. Results and Discussion
2.1. Synthetic Comments
2.2. Conventional Characterization of the Complexes
2.3. Description of Structures
2.4. Emission Studies
2.5. Magnetic Studies of the Tb(III) and Dy(III) Complexes
3. Experimental Section
3.1. Materials, Physical, and Spectroscopic Measurements
3.2. Synthesis of the Representative Complex [Dy(NO3)3(salanH)2(H2O)]·MeCN (7·MeCN_Dy)
3.3. Syntheses of [Pr(NO3)3(salanH)2(H2O)]·MeCN (1·MeCN_Pr), [Nd(NO3)3(salanH)2(H2O)]·MeCN (2·MeCN_Nd), [Sm(NO3)3(salanH)2(H2O)]·MeCN (3·MeCN_Sm), [Eu(NO3)3(salanH)2(H2O)]·MeCN (4·MeCN_Eu), [Gd(NO3)3(salanH)2(H2O)]·MeCN (5·MeCN_Gd), [Tb(NO3)3(salanH)2(H2O)]·MeCN (6·MeCN_Tb), [Ho(NO3)3(salanH)2(H2O)]·MeCN (8·MeCN_Ho), [Er(NO3)3(salanH)2(H2O)]·MeCN (9·MeCN_Er), [Yb(NO3)3(salanH)2(H2O)]·MeCN (10·MeCN_Yb) and [Y(NO3)3(salanH)2(H2O)]·MeCN (11·MeCN_Y)
3.4. Synthesis of the Representative Complex [Dy(NO3)3(salanH)2(MeOH)]· (salanH) (18_Dy)
3.5. Syntheses of [Pr(NO3)3(salanH)2(MeOH)]·(salanH) (12_Pr), [Nd(NO3)3(salanH)2(MeOH)]· (salanH) (13_Nd), [Sm(NO3)3(salanH)2(MeOH)]· (salanH) (14_Sm), [Eu(NO3)3(salanH)2(MeOH)]· (salanH) (15_Eu), [Gd(NO3)3(salanH)2(MeOH)]· (salanH) (16_Gd), [Tb(NO3)3(salanH)2(MeOH)]· (salanH) (17_Tb), [Ho(NO3)3(salanH)2(MeOH)]· (salanH) (19_Ho), [Er(NO3)3(salanH)2(MeOH)]· (salanH) (20_Er), [Yb(NO3)3(salanH)2(MeOH)]· (salanH) (21_Yb) and [Y(NO3)3(salanH)2(MeOH)]· (salanH) (22_Y)
3.6. Single-Crystal X-ray Crystallography
4. Conclusions and Perspectives
Supplementary Materials
Author Contributions
Funding
Acknowledgments
Conflicts of Interest
References and Notes
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Bond Distances (Å) | 4·MeCN_Eu b | 7·MeCN_Dy c | 10·MeCN_Yb d |
---|---|---|---|
Ln-O1 | 2.310(1) | 2.264(3) | 2.224(1) |
Ln-O2 | 2.300(1) | 2.262(3) | 2.218(1) |
Ln-O1W | 2.403(2) | 2.366(3) | 2.312(2) |
Ln-O3 | 2.511(1) | 2.479(3) | 2.452(1) |
Ln-O4 | 2.480(1) | 2.439(3) | 2.399(1) |
Ln-O6 | 2.572(1) | 2.548(3) | 2.526(1) |
Ln-O8 | 2.536(1) | 2.491(2) | 2.445(1) |
C1-C6 | 1.431(2) | 1.441(5) | 1.435(3) |
C6-C7 | 1.417(2) | 1.415(6) | 1.419(3) |
C7-N1 | 1.298(2) | 1.299(6) | 1.294(3) |
C1-O1 | 1.302(2) | 1.302(5) | 1.302(2) |
C14-C19 | 1.428(3) | 1.433(5) | 1.433(3) |
C19-C20 | 1.419(3) | 1.414(6) | 1.420(3) |
C20-N2 | 1.307(2) | 1.304(6) | 1.304(3) |
C14-O2 | 1.309(2) | 1.311(5) | 1.305(2) |
Bond angles (°) | |||
O1-Ln-O2 | 77.6(1) | 77.8(1) | 78.0(1) |
O1W-Ln-O1 | 79.8(1) | 79.7(1) | 79.6(1) |
O1W-Ln-O2 | 87.8(1) | 87.6(1) | 87.3(1) |
O3-Ln-O4 | 51.3(1) | 51.9(1) | 52.7(1) |
O3-Ln-O6 | 114.7(1) | 115.0(1) | 115.5(1) |
O8-Ln-O2 | 153.5(1) | 152.7(1) | 152.2(1) |
O11-Ln-O1 | 147.8(1) | 147.1(1) | 147.1(1) |
Angles (°) | 4·MeCN_Eu | 7·MeCN_Dy | 10·MeCN_Yb |
---|---|---|---|
φ(A,B) | 28.7 b, 11.1 c | 28.9 b, 11.5 c | 28.8 b, 11.8 c |
ψ(A,C) | 4.8 b, 3.5 c | 5.3 b, 3.4 c | 5.2 b, 3.4 c |
ω(B,C) | 24.4 b, 7.7 c | 24.2 b, 8.1 c | 24.1 b, 8.5 c |
Bond Distances (Å) | 17_Tb d | 18_Dy e |
---|---|---|
Ln-O1 | 2.304(3) | 2.292(2) |
Ln-O2 | 2.307(3) | 2.296(2) |
Ln-O12 b | 2.365(4) | 2.361(3) |
Ln-O3 | 2.491(4) | 2.482(3) |
Ln-O4 | 2.475(4) | 2.461(3) |
Ln-O6 | 2.434(4) | 2.420(3) |
Ln-O8 | 2.475(5) | 2.469(3) |
Ln-O9 | 2.528(4) | 2.520(3) |
Ln-O10 | 2.460(4) | 2.444(2) |
C1-C6 | 1.436(7) | 1.437(5) |
C6-C7 | 1.415(8) | 1.414(6) |
C7-N1 | 1.296(7) | 1.304(5) |
C1-O1 | 1.306(6) | 1.307(4) |
C14-C19 | 1.435(7) | 1.431(5) |
C19-C20 | 1.420(8) | 1.421(5) |
C20-N2 | 1.298(7) | 1.295(5) |
C14-O2 | 1.297(6) | 1.304(4) |
C28 c-C33 c | 1.411(5) | 1.427(6) |
C33 c-C34 c | 1.414(8) | 1.416(5) |
C34 c-N6 c | 1.307(7) | 1.305(5) |
C28 c-O13 c | 1.308(6) | 1.303(5) |
Bond angles (°) | ||
O1-Ln-O2 | 151.1(1) | 150.9(1) |
O12 b-Ln-O1 | 87.0(1) | 87.2(1) |
O12 b-Ln-O2 | 87.2(1) | 87.1(1) |
O3-Ln-O4 | 51.4(1) | 51.6(1) |
O3-Ln-O6 | 73.6(1) | 73.6(1) |
O8-Ln-O2 | 72.0(1) | 71.9(1) |
O10-Ln-O1 | 79.5(1) | 79.2(1) |
Angles (°) | 17_Tb | 18_Dy |
---|---|---|
φ(A,B) | 1.1 b, 9.6 c, 2.4 d | 1.0 b, 9.8 c, 2.4 d |
ψ(A,C) | 1.2 b, 2.6 c, 1.0 d | 0.9 b, 2.0 c, 1.1 d |
ω(B,C) | 1.6 b, 11.4 c, 1.8 d | 0.9 b, 11.0 c, 1.7 d |
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Mylonas-Margaritis, I.; Maniaki, D.; Mayans, J.; Ciammaruchi, L.; Bekiari, V.; P. Raptopoulou, C.; Psycharis, V.; Christodoulou, S.; Escuer, A.; P. Perlepes, S. Mononuclear Lanthanide(III)-Salicylideneaniline Complexes: Synthetic, Structural, Spectroscopic, and Magnetic Studies. Magnetochemistry 2018, 4, 45. https://doi.org/10.3390/magnetochemistry4040045
Mylonas-Margaritis I, Maniaki D, Mayans J, Ciammaruchi L, Bekiari V, P. Raptopoulou C, Psycharis V, Christodoulou S, Escuer A, P. Perlepes S. Mononuclear Lanthanide(III)-Salicylideneaniline Complexes: Synthetic, Structural, Spectroscopic, and Magnetic Studies. Magnetochemistry. 2018; 4(4):45. https://doi.org/10.3390/magnetochemistry4040045
Chicago/Turabian StyleMylonas-Margaritis, Ioannis, Diamantoula Maniaki, Julia Mayans, Laura Ciammaruchi, Vlasoula Bekiari, Catherine P. Raptopoulou, Vassilis Psycharis, Sotirios Christodoulou, Albert Escuer, and Spyros P. Perlepes. 2018. "Mononuclear Lanthanide(III)-Salicylideneaniline Complexes: Synthetic, Structural, Spectroscopic, and Magnetic Studies" Magnetochemistry 4, no. 4: 45. https://doi.org/10.3390/magnetochemistry4040045