Complex | 1 | 2 | 3 |
Empirical formula | C30H31N7O6Co | C27H24N6O5Co | C38H33N7O7Co |
Formula weight | 644.55 | 571.45 | 758.64 |
Crystal system | Monoclinic | Triclinic | Triclinic |
Space group | C2/c | P1 | P1 |
a / nm | 1.012 0(2) | 1.006 04(9) | 1.166 43(8) |
b nm | 2.050 9(4) | 1.102 61(10) | 1.175 44(8) |
c / nm | 1.525 7(3) | 1.295 70(12) | 1.279 95(8) |
α / (°) | 66.862(1) | 76.460(1) | |
β / (°) | 108.012(3) | 72.915(1) | 84.218(1) |
γ / (°) | 80.548(1) | 80.201(1) | |
V / nm3 | 3.011 4(10) | 1.261 4(2) | 1.677 83(19) |
Z | 4 | 2 | 2 |
Dc/(g·cm-3) | 1.422 | 1.505 | 1.502 |
μ / mm-1 | 0.625 | 0.732 | 0.576 |
F(000) | 1 340 | 590 | 786 |
Reflection collected | 10 339 | 8 742 | 10 803 |
Unique reflection | 3 478 | 5 769 | 6 885 |
Goodness-of-fit | 1.020 | 0.866 | 0.844 |
R1a [I > 2σ(I)] | 0.044 5 | 0.035 7 | 0.040 8 |
wR2b [I > 2σ(I)] | 0.142 3 | 0.118 9 | 0.131 0 |
a R1=∑||Fo|-|Fc||/∑|Fo|; b wR2=|∑w(|Fo|2-|Fc|2)|/∑|w(Fo)2|1/2, where w=1/[σ2(Fo2)+(aP)2+bP], P=(Fo2+2Fc2)/3. |

2, 6-二(1-咪唑基)萘和二羧酸构筑的金属-有机框架化合物:合成、晶体结构和荧光识别性能
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关键词:
- 金属-有机框架化合物
- / 2, 6-二(1-咪唑基)萘
- / 晶体结构
- / 荧光性质
English
Metal-Organic Frameworks with 2, 6-Di(1H-imidazol-1-yl)naphthalene and Dicarboxylate Ligands: Synthesis, Crystal Structure and Photoluminescence Sensing Property
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[1]
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Figure 1 (a) Coordination environment of Co(Ⅱ) in 1 with the ellipsoids drawn at 30% probability level; (b) 1D chain of Co(Ⅱ)-L in 1; (c) 1D chain of Co(Ⅱ)-AIP2- in 1; (d) 1D chain of 1; (e) 3D structure of 1 with hydrogen bonds indicated by dashed lines
Hydrogen atoms and free solvent molecules are omitted for clarity; Symmetry codes: A:-x, y, -z+1/2; B:-x+1, y, -z+1/2
Figure 2 (a) Coordination environment of Co(Ⅱ) in 2 with the ellipsoids drawn at 30% probability level; (b) 1D chain of Co(Ⅱ)-L in 2; (c) 1D chain of Co(Ⅱ)-AIP2- in 2; (d) 2D network of 2; (e) 3D structure of 2 with hydrogen bonds indicated by dashed lines
Hydrogen atoms and free DMF molecules are omitted for clarity; Symmetry codes: B:-x, -y, -z+2; C: -x+1, -y+1, -z+2; D: x, y+1, z
Figure 3 (a) Coordination environment of Co(Ⅱ) in 3 with the ellipsoids drawn at 30% probability level; (b) Dinuclear SBU in 3; (c) 1D chain constructed by Co(Ⅱ) and L; (d) 3D structure of 3 with hydrogen bonds indicated by dashed lines
Hydrogen atoms and free water and L molecules are omitted for clarity; Symmetry codes: A: x, y+1, z-1; D:-x, -y+2, -z
Table 1. Crystal data and structure refinements for complexes 1~3
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