Electronic Supplementary Information

Ancillary Ligand-Mediated Syntheses, Structuresand Fluorescenceof Three Zn/Cd(II)Coordination Polymers Based on Nitrobenzene Dicarboxylate

Gui-lian Li • Guang-zhen Liu*• Lei-lei Huang • Lin Li • Xue Zhang

College of Chemistry and Chemical Engineering, Luoyang Normal University, Luoyang, Henan 471022, P. R. China

JOIP

*Corresponding author: Guang-zhen Liu, e-mail:

Table S1Selected bond lengths (Å) and angles (º) for compounds 1–3

Compound 1
Zn(1)–O(1)a / 1.9561(14) / Zn(1)–O(7) / 2.0067(14)
Zn(1)–O(3) / 1.9633(14) / Zn(1)–N(2) / 2.0159(15)
O(1)a–Zn(1)–O(3) / 114.45(6) / O(1)a–Zn(1)–N(2) / 105.03(6)
O(1)a–Zn(1)–O(7) / 89.74(6) / O(3)–Zn(1)–N(2) / 121.10(6)
O(3)–Zn(1)–O(7) / 109.51(6) / O(7)–Zn(1)–N(2) / 112.64(6)
Compound 2
Zn(1)–O(7) / 1.949(4) / Zn(2)–O(10)b / 1.937(5)
Zn(1)–O(4) / 1.961(4) / Zn(2)–O(1) / 1.974(5)
Zn(1)–N(4)a / 2.034(5) / Zn(2)–N(6)c / 2.043(5)
Zn(1)–N(3) / 2.045(5) / Zn(2)–N(5) / 2.056(5)
O(7)–Zn(1)–O(4) / 118.75(19) / O(10)b–Zn(2)–O(1) / 131.5(2)
O(7)–Zn(1)–N(4)a / 113.01(18) / O(10)b–Zn(2)–N(6)c / 100.3(2)
O(4)–Zn(1)–N(4)a / 109.21(19) / O(1)–Zn(2)–N(6)c / 114.6(2)
O(7)–Zn(1)–N(3) / 110.92(18) / O(10)b–Zn(2)–N(5) / 103.7(2)
O(4)–Zn(1)–N(3) / 94.50(19) / O(1)–Zn(2)–N(5) / 104.7(2)
N(4)a–Zn(1)–N(3) / 108.71(18) / N(6)c–Zn(2)–N(5) / 96.3(2)
Compound 3
Cd(1)–O(4)a / 2.232(7) / Cd(1)–O(8) / 2.336(7)
Cd(1)–O(2)b / 2.282(6) / Cd(1)–O(1) / 2.360(6)
Cd(1)–O(7) / 2.330(6) / Cd(1)–N(2) / 2.362(7)
O(4)a–Cd(1)–O(2)b / 99.3(3) / O(7)–Cd(1)–O(1) / 86.4(2)
O(4)a–Cd(1)–O(7) / 167.4(2) / O(8)–Cd(1)–O(1) / 85.8(2)
O(2)b–Cd(1)–O(7) / 89.5(2) / O(4)a–Cd(1)–N(2) / 84.4(3)
O(4)a–Cd(1)–O(8) / 84.5(3) / O(2)b–Cd(1)–N(2) / 102.4(3)
O(2)b–Cd(1)–O(8) / 161.8(2) / O(7)–Cd(1)–N(2) / 85.0(2)
O(7)–Cd(1)–O(8) / 89.9(2) / O(8)–Cd(1)–N(2) / 95.6(3)
O(4)a–Cd(1)–O(1) / 104.4(2) / O(1)–Cd(1)–N(2) / 171.2(3)
O(2)b–Cd(1)–O(1) / 76.0(2)

Symmetry codes for compound1:(a):–x,–y+2,–z; compound2: (a):–x+5/2, y+1/2, –z+1/2; (b): x–1/2, –y+1/2, z+1/2; (c): x+1/2, –y+1/2, z–1/2;compound3:(a): –x, y+1/2, –z+1/2; (b): –x+1, y+1/2, –z+1/2.

Table S2Hydrogen bonddistances (Å ) and angles (°)for compounds 1–3

D–H···A / d (D–H) / d (H···A) / d (D···A) / ∠(DHA)
Compound 1
O(8)–H(4W)···O(2)a / 0.85 / 2.58 / 3.039(2) / 115.2
O(8)–H(4W)···O(3)b / 0.85 / 2.22 / 3.004(2) / 153.7
O(8)–H(3W)···O(4)c / 0.85 / 1.99 / 2.807(2) / 160.8
O(7)–H(2W)···O(2)d / 0.85 / 1.90 / 2.731(2) / 166.5
O(7)–H(1W)···O(8)e / 0.85 / 1.87 / 2.717(2) / 176.8
Compound 2
O(13)–H(1W)···O(9)a / 0.85 / 2.03 / 2.877(8) / 173.4
O(13)–H(2W)···O(6)b / 0.85 / 2.18 / 3.032(16) / 179.4
Compound 3
O(8)–H(1W)···O(2) / 0.86 / 2.23 / 2.831(10) / 127.6
O(8)–H(1W)···O(1)a / 0.86 / 2.64 / 3.393(10) / 147.0
O(8)–H(2W)···O(7)b / 0.86 / 2.12 / 2.966(10) / 167.5
O(7)–H(3W)···O(3)c / 0.85 / 1.81 / 2.634(9) / 163.7
O(7)–H(4W)···O(1)a / 0.84 / 1.83 / 2.659(8) / 168.8

Symmetry codes for compound1:(a):x, y–1, z+1; (b):–x, –y+1, –z+1; (c):–x+1, –y+1, –z+1; (d):–x+1, –y+2, –z; (e):x, y+1, z–1; compound2:(a):x–1/2, –y+1/2, z+1/2; (b):–x+1, –y, –z; compound3:(a):–x+1, y–1/2, –z+1/2; (b): x–1, y, z; (c):x+1, y, z.

Fig. S1 View of 3D supramolecular structure showing the stacking of adjacent H-bonding layers viaπ···πinteractions. All hydrogen atoms of carbon atoms and nitro group of nbdc are omitted for clarity.

Fig. S2PXRD patterns for complexes 1

Fig. S3 PXRD patterns for complex 2

Fig. S4PXRD patterns for complex 3

1