metal-organic compounds
catena-Poly[[[aqua(4,4′-dimethyl-2,2′-bipyridine-κ2N,N′)zinc]-μ-3-chlorobenzene-1,2-dicaboxylato-κ2O2:O3] [[(4,4′-dimethyl-2,2′-bipyridine-κ2N,N′)zinc]-μ-3-chlorobenzene-1,2-dicaboxylato-κ2O2:O3]]
aDepartment of Chemistry, Zhengzhou University, Zhengzhou 450001, People's Republic of China
*Correspondence e-mail: zhuyu@zzu.edu.cn
In the title compound, {[Zn(C8H3ClO4)(C12H12N2)(H2O)]·[Zn(C8H3ClO4)(C12H12N2)]}n, one Zn2+ ion is five-coordinated by two O atoms from two different 3-chlorobenzene-1,2-dicarboxylate ligands, one O atom from a water molecule and two N atoms from a 4,4′-dimethyl-2,2′-bipyridine ligand, while the second Zn2+ ion is four-coordinated by two O atoms from two different 3-chlorobenzene-1,2-dicarboxylate ligands, and two N atoms from a 4,4′-bimethyl-2,2′-bipyridine ligand. The exhibits a three-dimensional supramolecular structure composed of alternate Zn(C8H3O4Cl)(C12H12N2) and Zn(C8H3O4Cl)(C12H12N2)(H2O) chains, which are linked together by face-to-face π–π interactions [shortest centroid–centroid distances of 3.661 (4) and 3.6901 (3) Å], O—H⋯O and C—H⋯O hydrogen bonds.
Related literature
For background to the network topologies and applications of coordination polymers, see: Maspoch et al. (2007); Ockwig et al. (2005); Zang et al. (2011). For related O—H⋯O hydrogen bonds, see: Desiraju et al. (2004). For related π–π interactions, see: Zang et al. (2010). For related C—H⋯O hydrogen bonds, see: Desiraju et al. (1996). For related C—H⋯π interactions, see: Nishio et al. (1998).
Experimental
Crystal data
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Data collection: CrysAlis PRO (Oxford Diffraction, 2007); cell CrysAlis PRO; data reduction: CrysAlis PRO; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: OLEX2 (Dolomanov et al., 2009); software used to prepare material for publication: OLEX2.
Supporting information
10.1107/S1600536812014006/zq2156sup1.cif
contains datablocks I, global. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536812014006/zq2156Isup2.hkl
The title compound was synthesized hydrothermally in a Teflon-lined stainless steel container by heating a mixture of 3-chlorophthalic acid (H2cp) (0.0100 g, 0.05 mmol), 4,4'-bimethyl-2,2'-bipyridine (dmbpy) (0.0092 g, 0.05 mmol), Zn(NO3)2.6H2O (0.0149 g, 0.05 mmol) and NaOH (0.0040 g, 0.1 mmol) in 7 ml of distilled water at 120°C for 3 days, and then cooled to room temperature. Colourless block crystals were obtained in 71% yield (based on zinc).
H atoms were positioned geometrically and refined using a riding model, with C—H = 0.93 Å for aromatic H atoms, C—H = 0.97 Å for methylene H atoms [with Uiso(H) = 1.2Ueq(C)], and O—H = 0.85 Å for the water H atoms [with Uiso(H) = 1.5Ueq(O)].
Data collection: CrysAlis PRO (Oxford Diffraction, 2007); cell
CrysAlis PRO (Oxford Diffraction, 2007); data reduction: CrysAlis PRO (Oxford Diffraction, 2007); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: OLEX2 (Dolomanov et al., 2009); software used to prepare material for publication: OLEX2 (Dolomanov et al., 2009).Fig. 1. Metal coordination and atom labeling in the title compound (thermal ellipsoids drawn at the 50% probability level). All hydrogen atoms are omitted for clarity. Symmetry code: x, y, z - 1. | |
Fig. 2. A view of the layered structure of the title compound. Dotted lines represent the π–π interactions (symmetry code: -x + 1, -y + 1, z + 0.5.) | |
Fig. 3. The three-dimensional supramolecular structure of the title compound (hydrogen bonds and C—H–π interactions as dotted lines). |
[Zn(C8H3ClO4)(C12H12N2)(H2O)]·[Zn(C8H3ClO4)(C12H12N2)] | Dx = 1.597 Mg m−3 |
Mr = 914.38 | Mo Kα radiation, λ = 0.7107 Å |
Orthorhombic, Pna21 | Cell parameters from 1842 reflections |
a = 34.050 (4) Å | θ = 2.9–29.3° |
b = 14.1831 (10) Å | µ = 1.47 mm−1 |
c = 7.8764 (6) Å | T = 291 K |
V = 3803.8 (6) Å3 | Prismatic, colourless |
Z = 4 | 0.20 × 0.18 × 0.16 mm |
F(000) = 1864 |
Oxford Diffraction Xcalibur Eos Gemini diffractometer | 6396 independent reflections |
Radiation source: Enhance (Mo) X-ray Source | 5076 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.044 |
Detector resolution: 16.2312 pixels mm-1 | θmax = 26.4°, θmin = 2.9° |
ω scans | h = −18→42 |
Absorption correction: multi-scan (CrysAlis PRO; Oxford Diffraction, 2007) | k = −17→17 |
Tmin = 0.971, Tmax = 1.000 | l = −7→9 |
10533 measured reflections |
Refinement on F2 | Secondary atom site location: difference Fourier map |
Least-squares matrix: full | Hydrogen site location: inferred from neighbouring sites |
R[F2 > 2σ(F2)] = 0.056 | H-atom parameters constrained |
wR(F2) = 0.104 | w = 1/[σ2(Fo2) + (0.0355P)2] where P = (Fo2 + 2Fc2)/3 |
S = 1.07 | (Δ/σ)max = 0.001 |
6396 reflections | Δρmax = 0.63 e Å−3 |
518 parameters | Δρmin = −0.37 e Å−3 |
1 restraint | Absolute structure: Flack (1983), 2200 Friedel pairs |
Primary atom site location: structure-invariant direct methods | Absolute structure parameter: 0.093 (14) |
[Zn(C8H3ClO4)(C12H12N2)(H2O)]·[Zn(C8H3ClO4)(C12H12N2)] | V = 3803.8 (6) Å3 |
Mr = 914.38 | Z = 4 |
Orthorhombic, Pna21 | Mo Kα radiation |
a = 34.050 (4) Å | µ = 1.47 mm−1 |
b = 14.1831 (10) Å | T = 291 K |
c = 7.8764 (6) Å | 0.20 × 0.18 × 0.16 mm |
Oxford Diffraction Xcalibur Eos Gemini diffractometer | 6396 independent reflections |
Absorption correction: multi-scan (CrysAlis PRO; Oxford Diffraction, 2007) | 5076 reflections with I > 2σ(I) |
Tmin = 0.971, Tmax = 1.000 | Rint = 0.044 |
10533 measured reflections |
R[F2 > 2σ(F2)] = 0.056 | H-atom parameters constrained |
wR(F2) = 0.104 | Δρmax = 0.63 e Å−3 |
S = 1.07 | Δρmin = −0.37 e Å−3 |
6396 reflections | Absolute structure: Flack (1983), 2200 Friedel pairs |
518 parameters | Absolute structure parameter: 0.093 (14) |
1 restraint |
Geometry. All e.s.d.'s (except the e.s.d. in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell e.s.d.'s are taken into account individually in the estimation of e.s.d.'s in distances, angles and torsion angles; correlations between e.s.d.'s in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell e.s.d.'s is used for estimating e.s.d.'s involving l.s. planes. |
Refinement. Refinement of F2 against ALL reflections. The weighted R-factor wR and goodness of fit S are based on F2, conventional R-factors R are based on F, with F set to zero for negative F2. The threshold expression of F2 > σ(F2) is used only for calculating R-factors(gt) etc. and is not relevant to the choice of reflections for refinement. R-factors based on F2 are statistically about twice as large as those based on F, and R-factors based on ALL data will be even larger. |
x | y | z | Uiso*/Ueq | ||
Zn1 | 0.446526 (19) | 0.36444 (4) | 0.62772 (9) | 0.02863 (16) | |
Zn2 | 0.73030 (2) | 0.67276 (5) | 0.37248 (10) | 0.03441 (18) | |
Cl1 | 0.53270 (7) | 0.15962 (15) | −0.2478 (2) | 0.0655 (6) | |
Cl2 | 0.84880 (6) | 0.65033 (13) | 1.2682 (2) | 0.0487 (5) | |
O1 | 0.48307 (15) | 0.3004 (3) | 0.4755 (5) | 0.0462 (13) | |
O1W | 0.47741 (14) | 0.4839 (3) | 0.7036 (6) | 0.0493 (13) | |
H1WA | 0.4918 | 0.5028 | 0.6220 | 0.074* | |
H1WB | 0.4881 | 0.4524 | 0.7830 | 0.074* | |
O2 | 0.45488 (16) | 0.3521 (3) | 0.2380 (6) | 0.0524 (14) | |
O3 | 0.46114 (11) | 0.2980 (3) | −0.1501 (5) | 0.0289 (9) | |
O4 | 0.51092 (14) | 0.3849 (3) | −0.0516 (5) | 0.0450 (12) | |
O5 | 0.77114 (14) | 0.6635 (4) | 0.5400 (6) | 0.0487 (13) | |
O6 | 0.73636 (14) | 0.6683 (4) | 0.7724 (6) | 0.0651 (17) | |
O7 | 0.75751 (13) | 0.7136 (3) | 1.1661 (5) | 0.0400 (11) | |
O8 | 0.76227 (13) | 0.5605 (3) | 1.1177 (7) | 0.0553 (13) | |
N1 | 0.39925 (14) | 0.4462 (3) | 0.5397 (6) | 0.0282 (12) | |
N2 | 0.39966 (14) | 0.2639 (3) | 0.6065 (7) | 0.0315 (12) | |
N3 | 0.68490 (14) | 0.5810 (3) | 0.3955 (6) | 0.0335 (12) | |
N4 | 0.68816 (15) | 0.7651 (3) | 0.4601 (6) | 0.0329 (13) | |
C1 | 0.47656 (19) | 0.2992 (5) | 0.3164 (7) | 0.0305 (15) | |
C1A | 0.49032 (19) | 0.3121 (4) | −0.0579 (7) | 0.0266 (14) | |
C2 | 0.5919 (2) | 0.9246 (5) | 0.6602 (12) | 0.072 (3) | |
H2A | 0.5960 | 0.9384 | 0.7781 | 0.107* | |
H2B | 0.5682 | 0.8888 | 0.6473 | 0.107* | |
H2C | 0.5898 | 0.9824 | 0.5975 | 0.107* | |
C3 | 0.49776 (19) | 0.2223 (4) | 0.2198 (7) | 0.0264 (14) | |
C4 | 0.50368 (18) | 0.2278 (4) | 0.0461 (7) | 0.0263 (14) | |
C5 | 0.5226 (2) | 0.1537 (4) | −0.0331 (9) | 0.0388 (18) | |
C6 | 0.5346 (2) | 0.0737 (5) | 0.0544 (9) | 0.0463 (19) | |
H6 | 0.5470 | 0.0246 | −0.0028 | 0.056* | |
C7 | 0.5282 (2) | 0.0680 (5) | 0.2251 (9) | 0.0447 (19) | |
H7 | 0.5356 | 0.0143 | 0.2846 | 0.054* | |
C8 | 0.5105 (2) | 0.1420 (4) | 0.3089 (8) | 0.0404 (18) | |
H8 | 0.5071 | 0.1388 | 0.4258 | 0.049* | |
C9 | 0.7673 (2) | 0.6666 (5) | 0.7003 (9) | 0.0356 (17) | |
C10 | 0.77225 (18) | 0.6434 (4) | 1.0906 (7) | 0.0325 (15) | |
C11 | 0.80563 (19) | 0.6689 (4) | 0.7983 (7) | 0.0292 (15) | |
C12 | 0.80732 (19) | 0.6604 (4) | 0.9751 (7) | 0.0251 (14) | |
C13 | 0.8441 (2) | 0.6620 (4) | 1.0484 (8) | 0.0308 (15) | |
C14 | 0.8786 (2) | 0.6732 (4) | 0.9570 (9) | 0.0384 (17) | |
H14 | 0.9028 | 0.6751 | 1.0115 | 0.046* | |
C15 | 0.8759 (2) | 0.6812 (5) | 0.7839 (10) | 0.0473 (19) | |
H15 | 0.8986 | 0.6874 | 0.7192 | 0.057* | |
C16 | 0.8403 (2) | 0.6802 (4) | 0.7065 (7) | 0.0354 (16) | |
H16 | 0.8390 | 0.6873 | 0.5892 | 0.043* | |
C17 | 0.4015 (2) | 0.5397 (4) | 0.5072 (9) | 0.0426 (17) | |
H17 | 0.4248 | 0.5717 | 0.5298 | 0.051* | |
C18 | 0.3702 (2) | 0.5882 (4) | 0.4417 (9) | 0.0448 (18) | |
H18 | 0.3724 | 0.6526 | 0.4209 | 0.054* | |
C19 | 0.3356 (2) | 0.5428 (4) | 0.4066 (8) | 0.0404 (17) | |
C20 | 0.33365 (19) | 0.4466 (4) | 0.4388 (8) | 0.0378 (16) | |
H20 | 0.3105 | 0.4136 | 0.4181 | 0.045* | |
C21 | 0.36621 (18) | 0.4002 (4) | 0.5020 (7) | 0.0281 (14) | |
C22 | 0.36610 (18) | 0.2978 (4) | 0.5409 (7) | 0.0285 (14) | |
C23 | 0.33407 (19) | 0.2400 (4) | 0.5094 (8) | 0.0371 (16) | |
H23 | 0.3112 | 0.2650 | 0.4631 | 0.045* | |
C24 | 0.3363 (2) | 0.1447 (4) | 0.5475 (9) | 0.0441 (18) | |
C25 | 0.3715 (2) | 0.1119 (4) | 0.6178 (11) | 0.0478 (18) | |
H25 | 0.3743 | 0.0485 | 0.6453 | 0.057* | |
C26 | 0.4011 (2) | 0.1728 (4) | 0.6454 (9) | 0.0471 (18) | |
H26 | 0.4240 | 0.1497 | 0.6947 | 0.057* | |
C27 | 0.3001 (2) | 0.5942 (5) | 0.3372 (12) | 0.074 (3) | |
H27A | 0.2881 | 0.6302 | 0.4263 | 0.111* | |
H27B | 0.2816 | 0.5492 | 0.2937 | 0.111* | |
H27C | 0.3082 | 0.6357 | 0.2475 | 0.111* | |
C28 | 0.3008 (2) | 0.0812 (5) | 0.5202 (10) | 0.064 (2) | |
H28A | 0.2998 | 0.0345 | 0.6084 | 0.096* | |
H28B | 0.3029 | 0.0506 | 0.4119 | 0.096* | |
H28C | 0.2772 | 0.1184 | 0.5233 | 0.096* | |
C29 | 0.6922 (2) | 0.8562 (5) | 0.4932 (10) | 0.0499 (19) | |
H29 | 0.7161 | 0.8853 | 0.4702 | 0.060* | |
C30 | 0.6618 (2) | 0.9098 (4) | 0.5612 (9) | 0.049 (2) | |
H30 | 0.6656 | 0.9734 | 0.5847 | 0.059* | |
C31 | 0.62615 (19) | 0.8681 (4) | 0.5935 (9) | 0.0410 (18) | |
C32 | 0.62257 (19) | 0.7715 (4) | 0.5612 (8) | 0.0356 (16) | |
H32 | 0.5989 | 0.7408 | 0.5827 | 0.043* | |
C33 | 0.65364 (19) | 0.7224 (4) | 0.4983 (7) | 0.0290 (14) | |
C34 | 0.65222 (19) | 0.6193 (4) | 0.4647 (7) | 0.0296 (15) | |
C35 | 0.61938 (19) | 0.5652 (4) | 0.5012 (7) | 0.0351 (16) | |
H35 | 0.5973 | 0.5938 | 0.5480 | 0.042* | |
C36 | 0.6189 (2) | 0.4691 (4) | 0.4691 (8) | 0.0384 (17) | |
C37 | 0.6532 (2) | 0.4317 (4) | 0.3981 (10) | 0.0473 (19) | |
H37 | 0.6547 | 0.3676 | 0.3745 | 0.057* | |
C38 | 0.6845 (2) | 0.4887 (4) | 0.3632 (10) | 0.0460 (17) | |
H38 | 0.7067 | 0.4617 | 0.3144 | 0.055* | |
C39 | 0.5834 (2) | 0.4107 (5) | 0.5081 (10) | 0.059 (2) | |
H39A | 0.5900 | 0.3642 | 0.5920 | 0.088* | |
H39B | 0.5746 | 0.3799 | 0.4066 | 0.088* | |
H39C | 0.5629 | 0.4506 | 0.5509 | 0.088* |
U11 | U22 | U33 | U12 | U13 | U23 | |
Zn1 | 0.0277 (4) | 0.0328 (3) | 0.0254 (3) | 0.0020 (3) | 0.0000 (4) | 0.0016 (3) |
Zn2 | 0.0264 (4) | 0.0442 (4) | 0.0327 (4) | 0.0009 (3) | 0.0010 (4) | −0.0032 (4) |
Cl1 | 0.0765 (16) | 0.0915 (15) | 0.0283 (10) | 0.0279 (13) | 0.0089 (10) | −0.0091 (10) |
Cl2 | 0.0505 (13) | 0.0658 (12) | 0.0297 (9) | 0.0041 (10) | −0.0054 (8) | −0.0054 (8) |
O1 | 0.053 (3) | 0.070 (3) | 0.016 (2) | 0.021 (3) | 0.002 (2) | −0.005 (2) |
O1W | 0.060 (4) | 0.040 (3) | 0.048 (3) | −0.014 (2) | −0.011 (2) | 0.015 (2) |
O2 | 0.071 (4) | 0.056 (3) | 0.031 (3) | 0.027 (3) | −0.005 (3) | −0.011 (2) |
O3 | 0.029 (2) | 0.038 (2) | 0.020 (2) | −0.0047 (18) | −0.0028 (19) | 0.0053 (19) |
O4 | 0.048 (3) | 0.044 (3) | 0.043 (3) | −0.015 (2) | −0.017 (2) | 0.007 (2) |
O5 | 0.034 (3) | 0.081 (4) | 0.030 (3) | 0.004 (3) | −0.003 (2) | −0.001 (2) |
O6 | 0.025 (3) | 0.127 (5) | 0.043 (3) | −0.006 (3) | 0.003 (3) | 0.007 (3) |
O7 | 0.041 (3) | 0.048 (3) | 0.032 (3) | 0.008 (2) | 0.004 (2) | −0.010 (2) |
O8 | 0.048 (3) | 0.041 (3) | 0.077 (3) | −0.002 (2) | 0.018 (3) | 0.015 (3) |
N1 | 0.024 (3) | 0.027 (3) | 0.033 (3) | 0.001 (2) | 0.008 (2) | 0.000 (2) |
N2 | 0.032 (3) | 0.029 (3) | 0.033 (3) | −0.001 (2) | −0.006 (3) | 0.001 (2) |
N3 | 0.031 (3) | 0.033 (3) | 0.037 (3) | 0.003 (2) | 0.000 (3) | −0.011 (3) |
N4 | 0.024 (3) | 0.030 (3) | 0.045 (3) | 0.001 (2) | 0.000 (2) | −0.007 (2) |
C1 | 0.025 (4) | 0.039 (4) | 0.028 (3) | −0.001 (3) | 0.002 (3) | 0.000 (3) |
C1A | 0.028 (4) | 0.033 (3) | 0.019 (3) | −0.002 (3) | 0.002 (3) | −0.004 (3) |
C2 | 0.050 (5) | 0.046 (4) | 0.120 (8) | −0.003 (4) | 0.028 (5) | −0.024 (5) |
C3 | 0.029 (4) | 0.032 (3) | 0.019 (3) | −0.002 (3) | −0.005 (3) | −0.003 (3) |
C4 | 0.017 (3) | 0.032 (3) | 0.029 (3) | −0.003 (3) | −0.004 (3) | −0.004 (3) |
C5 | 0.038 (5) | 0.037 (4) | 0.041 (4) | −0.001 (3) | −0.007 (3) | −0.004 (3) |
C6 | 0.048 (5) | 0.037 (4) | 0.054 (5) | 0.011 (4) | −0.003 (4) | −0.007 (3) |
C7 | 0.057 (5) | 0.039 (4) | 0.038 (4) | 0.013 (4) | −0.015 (4) | 0.007 (3) |
C8 | 0.049 (5) | 0.044 (4) | 0.027 (4) | 0.000 (4) | −0.007 (3) | 0.004 (3) |
C9 | 0.035 (4) | 0.040 (4) | 0.033 (4) | 0.005 (3) | 0.008 (3) | 0.002 (3) |
C10 | 0.030 (4) | 0.045 (4) | 0.022 (4) | −0.003 (3) | −0.004 (3) | −0.003 (3) |
C11 | 0.027 (4) | 0.029 (3) | 0.031 (3) | 0.003 (3) | −0.002 (3) | −0.004 (3) |
C12 | 0.029 (4) | 0.023 (3) | 0.023 (3) | 0.000 (3) | 0.000 (3) | −0.006 (2) |
C13 | 0.039 (4) | 0.025 (3) | 0.028 (3) | 0.005 (3) | 0.000 (3) | −0.002 (3) |
C14 | 0.034 (4) | 0.048 (4) | 0.033 (4) | −0.003 (3) | 0.001 (3) | −0.005 (3) |
C15 | 0.028 (4) | 0.059 (5) | 0.055 (5) | 0.002 (4) | 0.007 (4) | 0.000 (4) |
C16 | 0.043 (5) | 0.049 (4) | 0.014 (3) | −0.002 (3) | −0.001 (3) | −0.002 (3) |
C17 | 0.033 (4) | 0.030 (3) | 0.064 (5) | 0.003 (3) | 0.009 (4) | 0.004 (3) |
C18 | 0.042 (5) | 0.026 (3) | 0.066 (5) | 0.008 (3) | 0.007 (4) | 0.001 (3) |
C19 | 0.036 (4) | 0.042 (4) | 0.043 (4) | 0.012 (3) | 0.000 (3) | 0.000 (3) |
C20 | 0.027 (4) | 0.042 (4) | 0.044 (4) | 0.002 (3) | −0.002 (3) | 0.008 (3) |
C21 | 0.022 (3) | 0.038 (3) | 0.024 (3) | −0.003 (3) | 0.002 (3) | −0.005 (3) |
C22 | 0.028 (4) | 0.041 (3) | 0.017 (3) | 0.000 (3) | 0.002 (3) | −0.002 (3) |
C23 | 0.026 (4) | 0.038 (4) | 0.047 (4) | −0.005 (3) | −0.001 (3) | −0.005 (3) |
C24 | 0.051 (5) | 0.035 (4) | 0.047 (4) | −0.015 (4) | −0.001 (4) | −0.005 (3) |
C25 | 0.064 (5) | 0.025 (3) | 0.055 (4) | 0.002 (3) | −0.006 (5) | 0.001 (4) |
C26 | 0.054 (5) | 0.039 (3) | 0.048 (4) | −0.003 (3) | −0.014 (4) | 0.005 (4) |
C27 | 0.053 (5) | 0.057 (5) | 0.112 (8) | 0.018 (4) | −0.018 (6) | 0.022 (5) |
C28 | 0.059 (6) | 0.048 (4) | 0.086 (6) | −0.023 (4) | −0.006 (5) | −0.005 (4) |
C29 | 0.040 (5) | 0.046 (4) | 0.064 (5) | −0.011 (4) | 0.011 (4) | −0.004 (4) |
C30 | 0.043 (4) | 0.028 (3) | 0.076 (5) | −0.005 (3) | 0.003 (4) | −0.011 (3) |
C31 | 0.034 (4) | 0.040 (3) | 0.050 (5) | 0.008 (3) | 0.006 (3) | −0.015 (3) |
C32 | 0.028 (4) | 0.038 (4) | 0.041 (4) | −0.005 (3) | 0.001 (3) | −0.004 (3) |
C33 | 0.030 (4) | 0.031 (3) | 0.026 (3) | 0.000 (3) | −0.006 (3) | −0.002 (3) |
C34 | 0.027 (4) | 0.034 (3) | 0.027 (3) | 0.000 (3) | −0.002 (3) | −0.004 (3) |
C35 | 0.025 (4) | 0.043 (4) | 0.038 (4) | −0.004 (3) | 0.000 (3) | 0.000 (3) |
C36 | 0.039 (4) | 0.031 (3) | 0.045 (4) | −0.004 (3) | −0.011 (3) | −0.001 (3) |
C37 | 0.047 (5) | 0.029 (3) | 0.066 (5) | −0.001 (3) | 0.002 (4) | −0.002 (4) |
C38 | 0.034 (4) | 0.043 (4) | 0.061 (5) | 0.007 (3) | −0.001 (4) | −0.012 (4) |
C39 | 0.044 (5) | 0.034 (4) | 0.098 (6) | 0.000 (4) | −0.001 (5) | 0.007 (4) |
Zn1—O1 | 1.952 (4) | C12—C13 | 1.378 (9) |
Zn1—O1W | 2.082 (4) | C13—C14 | 1.387 (9) |
Zn1—O3i | 2.049 (4) | C14—H14 | 0.9300 |
Zn1—N1 | 2.102 (5) | C14—C15 | 1.371 (8) |
Zn1—N2 | 2.146 (4) | C15—H15 | 0.9300 |
Zn2—O5 | 1.921 (5) | C15—C16 | 1.357 (9) |
Zn2—O7ii | 1.958 (4) | C16—H16 | 0.9300 |
Zn2—N3 | 2.029 (5) | C17—H17 | 0.9300 |
Zn2—N4 | 2.062 (5) | C17—C18 | 1.370 (9) |
Cl1—C5 | 1.729 (7) | C18—H18 | 0.9300 |
Cl2—C13 | 1.747 (6) | C18—C19 | 1.372 (9) |
O1—C1 | 1.273 (7) | C19—C20 | 1.389 (8) |
O1W—H1WA | 0.8512 | C19—C27 | 1.513 (9) |
O1W—H1WB | 0.8501 | C20—H20 | 0.9300 |
O2—C1 | 1.220 (8) | C20—C21 | 1.382 (8) |
O3—Zn1ii | 2.049 (4) | C21—C22 | 1.484 (8) |
O3—C1A | 1.246 (7) | C22—C23 | 1.387 (8) |
O4—C1A | 1.249 (7) | C23—H23 | 0.9300 |
O5—C9 | 1.270 (7) | C23—C24 | 1.386 (9) |
O6—C9 | 1.196 (8) | C24—C25 | 1.400 (9) |
O7—Zn2i | 1.958 (4) | C24—C28 | 1.523 (9) |
O7—C10 | 1.264 (7) | C25—H25 | 0.9300 |
O8—C10 | 1.242 (7) | C25—C26 | 1.347 (8) |
N1—C17 | 1.352 (8) | C26—H26 | 0.9300 |
N1—C21 | 1.334 (7) | C27—H27A | 0.9600 |
N2—C22 | 1.343 (7) | C27—H27B | 0.9600 |
N2—C26 | 1.329 (7) | C27—H27C | 0.9600 |
N3—C34 | 1.353 (7) | C28—H28A | 0.9600 |
N3—C38 | 1.334 (7) | C28—H28B | 0.9600 |
N4—C29 | 1.325 (8) | C28—H28C | 0.9600 |
N4—C33 | 1.357 (8) | C29—H29 | 0.9300 |
C1—C3 | 1.514 (8) | C29—C30 | 1.391 (9) |
C1A—C4 | 1.520 (8) | C30—H30 | 0.9300 |
C2—H2A | 0.9600 | C30—C31 | 1.374 (9) |
C2—H2B | 0.9600 | C31—C32 | 1.400 (8) |
C2—H2C | 0.9600 | C32—H32 | 0.9300 |
C2—C31 | 1.507 (8) | C32—C33 | 1.360 (8) |
C3—C4 | 1.385 (7) | C33—C34 | 1.487 (8) |
C3—C8 | 1.407 (8) | C34—C35 | 1.386 (8) |
C4—C5 | 1.381 (9) | C35—H35 | 0.9300 |
C5—C6 | 1.389 (9) | C35—C36 | 1.386 (8) |
C6—H6 | 0.9300 | C36—C37 | 1.399 (9) |
C6—C7 | 1.365 (9) | C36—C39 | 1.498 (9) |
C7—H7 | 0.9300 | C37—H37 | 0.9300 |
C7—C8 | 1.377 (9) | C37—C38 | 1.364 (9) |
C8—H8 | 0.9300 | C38—H38 | 0.9300 |
C9—C11 | 1.518 (9) | C39—H39A | 0.9600 |
C10—C12 | 1.521 (9) | C39—H39B | 0.9600 |
C11—C12 | 1.399 (7) | C39—H39C | 0.9600 |
C11—C16 | 1.394 (9) | ||
O1—Zn1—O1W | 103.5 (2) | C16—C15—C14 | 120.3 (7) |
O1—Zn1—O3i | 98.96 (17) | C16—C15—H15 | 119.9 |
O1—Zn1—N1 | 122.84 (18) | C11—C16—H16 | 119.2 |
O1—Zn1—N2 | 96.7 (2) | C15—C16—C11 | 121.7 (6) |
O1W—Zn1—N1 | 91.85 (18) | C15—C16—H16 | 119.2 |
O1W—Zn1—N2 | 159.80 (19) | N1—C17—H17 | 119.4 |
O3i—Zn1—O1W | 90.36 (16) | N1—C17—C18 | 121.3 (6) |
O3i—Zn1—N1 | 136.19 (17) | C18—C17—H17 | 119.4 |
O3i—Zn1—N2 | 86.66 (17) | C17—C18—H18 | 119.7 |
N1—Zn1—N2 | 76.79 (18) | C17—C18—C19 | 120.6 (6) |
O5—Zn2—O7ii | 104.35 (19) | C19—C18—H18 | 119.7 |
O5—Zn2—N3 | 116.5 (2) | C18—C19—C20 | 117.7 (6) |
O5—Zn2—N4 | 108.5 (2) | C18—C19—C27 | 122.1 (6) |
O7ii—Zn2—N3 | 128.6 (2) | C20—C19—C27 | 120.1 (6) |
O7ii—Zn2—N4 | 114.78 (19) | C19—C20—H20 | 120.1 |
N3—Zn2—N4 | 81.22 (19) | C21—C20—C19 | 119.7 (6) |
C1—O1—Zn1 | 120.0 (4) | C21—C20—H20 | 120.1 |
Zn1—O1W—H1WA | 109.3 | N1—C21—C20 | 121.6 (6) |
Zn1—O1W—H1WB | 89.9 | N1—C21—C22 | 115.8 (5) |
H1WA—O1W—H1WB | 118.4 | C20—C21—C22 | 122.6 (6) |
C1A—O3—Zn1ii | 128.1 (4) | N2—C22—C21 | 115.3 (5) |
C9—O5—Zn2 | 127.2 (5) | N2—C22—C23 | 121.8 (5) |
C10—O7—Zn2i | 110.2 (4) | C23—C22—C21 | 122.9 (6) |
C17—N1—Zn1 | 124.0 (4) | C22—C23—H23 | 120.2 |
C21—N1—Zn1 | 116.7 (4) | C24—C23—C22 | 119.7 (6) |
C21—N1—C17 | 119.1 (6) | C24—C23—H23 | 120.2 |
C22—N2—Zn1 | 115.1 (4) | C23—C24—C25 | 117.1 (6) |
C26—N2—Zn1 | 126.8 (4) | C23—C24—C28 | 120.2 (7) |
C26—N2—C22 | 118.0 (5) | C25—C24—C28 | 122.6 (6) |
C34—N3—Zn2 | 113.9 (4) | C24—C25—H25 | 120.2 |
C38—N3—Zn2 | 128.4 (4) | C26—C25—C24 | 119.6 (6) |
C38—N3—C34 | 117.5 (5) | C26—C25—H25 | 120.2 |
C29—N4—Zn2 | 127.8 (5) | N2—C26—C25 | 123.9 (6) |
C29—N4—C33 | 118.8 (6) | N2—C26—H26 | 118.1 |
C33—N4—Zn2 | 113.2 (4) | C25—C26—H26 | 118.1 |
O1—C1—C3 | 114.9 (6) | C19—C27—H27A | 109.5 |
O2—C1—O1 | 126.6 (6) | C19—C27—H27B | 109.5 |
O2—C1—C3 | 118.5 (5) | C19—C27—H27C | 109.5 |
O3—C1A—O4 | 127.1 (6) | H27A—C27—H27B | 109.5 |
O3—C1A—C4 | 115.2 (5) | H27A—C27—H27C | 109.5 |
O4—C1A—C4 | 117.4 (5) | H27B—C27—H27C | 109.5 |
H2A—C2—H2B | 109.5 | C24—C28—H28A | 109.5 |
H2A—C2—H2C | 109.5 | C24—C28—H28B | 109.5 |
H2B—C2—H2C | 109.5 | C24—C28—H28C | 109.5 |
C31—C2—H2A | 109.5 | H28A—C28—H28B | 109.5 |
C31—C2—H2B | 109.5 | H28A—C28—H28C | 109.5 |
C31—C2—H2C | 109.5 | H28B—C28—H28C | 109.5 |
C4—C3—C1 | 121.7 (6) | N4—C29—H29 | 118.9 |
C4—C3—C8 | 119.5 (6) | N4—C29—C30 | 122.1 (6) |
C8—C3—C1 | 118.7 (5) | C30—C29—H29 | 118.9 |
C3—C4—C1A | 122.2 (6) | C29—C30—H30 | 120.2 |
C5—C4—C1A | 119.7 (5) | C31—C30—C29 | 119.6 (6) |
C5—C4—C3 | 118.1 (6) | C31—C30—H30 | 120.2 |
C4—C5—Cl1 | 119.9 (5) | C30—C31—C2 | 121.3 (6) |
C4—C5—C6 | 122.3 (6) | C30—C31—C32 | 117.7 (6) |
C6—C5—Cl1 | 117.8 (5) | C32—C31—C2 | 121.1 (6) |
C5—C6—H6 | 120.3 | C31—C32—H32 | 120.0 |
C7—C6—C5 | 119.3 (7) | C33—C32—C31 | 120.0 (6) |
C7—C6—H6 | 120.3 | C33—C32—H32 | 120.0 |
C6—C7—H7 | 120.1 | N4—C33—C32 | 121.7 (5) |
C6—C7—C8 | 119.8 (6) | N4—C33—C34 | 115.4 (5) |
C8—C7—H7 | 120.1 | C32—C33—C34 | 122.9 (6) |
C3—C8—H8 | 119.6 | N3—C34—C33 | 116.1 (5) |
C7—C8—C3 | 120.9 (6) | N3—C34—C35 | 121.7 (5) |
C7—C8—H8 | 119.6 | C35—C34—C33 | 122.2 (6) |
O5—C9—C11 | 114.7 (6) | C34—C35—H35 | 119.5 |
O6—C9—O5 | 124.3 (7) | C36—C35—C34 | 121.0 (6) |
O6—C9—C11 | 121.0 (6) | C36—C35—H35 | 119.5 |
O7—C10—C12 | 117.9 (5) | C35—C36—C37 | 115.9 (6) |
O8—C10—O7 | 123.8 (6) | C35—C36—C39 | 121.0 (6) |
O8—C10—C12 | 117.9 (6) | C37—C36—C39 | 123.1 (6) |
C12—C11—C9 | 122.7 (6) | C36—C37—H37 | 119.8 |
C16—C11—C9 | 117.9 (6) | C38—C37—C36 | 120.5 (6) |
C16—C11—C12 | 119.4 (6) | C38—C37—H37 | 119.8 |
C11—C12—C10 | 125.2 (6) | N3—C38—C37 | 123.4 (6) |
C13—C12—C10 | 117.7 (5) | N3—C38—H38 | 118.3 |
C13—C12—C11 | 117.0 (6) | C37—C38—H38 | 118.3 |
C12—C13—Cl2 | 119.9 (5) | C36—C39—H39A | 109.5 |
C12—C13—C14 | 123.6 (6) | C36—C39—H39B | 109.5 |
C14—C13—Cl2 | 116.6 (5) | C36—C39—H39C | 109.5 |
C13—C14—H14 | 121.0 | H39A—C39—H39B | 109.5 |
C15—C14—C13 | 118.0 (8) | H39A—C39—H39C | 109.5 |
C15—C14—H14 | 121.0 | H39B—C39—H39C | 109.5 |
C14—C15—H15 | 119.9 | ||
Zn1—O1—C1—O2 | 18.8 (10) | N3—C34—C35—C36 | 0.5 (9) |
Zn1—O1—C1—C3 | −159.9 (4) | N4—Zn2—O5—C9 | 34.9 (7) |
Zn1ii—O3—C1A—O4 | 22.0 (9) | N4—Zn2—N3—C34 | −4.7 (4) |
Zn1ii—O3—C1A—C4 | −152.6 (4) | N4—Zn2—N3—C38 | −179.3 (6) |
Zn1—N1—C17—C18 | 176.6 (5) | N4—C29—C30—C31 | −1.0 (11) |
Zn1—N1—C21—C20 | −178.3 (5) | N4—C33—C34—N3 | −1.9 (8) |
Zn1—N1—C21—C22 | 4.9 (6) | N4—C33—C34—C35 | 178.3 (6) |
Zn1—N2—C22—C21 | −3.0 (6) | C1—C3—C4—C1A | 1.6 (10) |
Zn1—N2—C22—C23 | 175.9 (4) | C1—C3—C4—C5 | −178.7 (6) |
Zn1—N2—C26—C25 | −175.1 (6) | C1—C3—C8—C7 | 176.6 (6) |
Zn2—O5—C9—O6 | 6.5 (12) | C1A—C4—C5—Cl1 | 2.7 (9) |
Zn2—O5—C9—C11 | −173.1 (4) | C1A—C4—C5—C6 | −178.4 (6) |
Zn2i—O7—C10—O8 | 17.5 (8) | C2—C31—C32—C33 | 178.9 (7) |
Zn2i—O7—C10—C12 | −155.3 (4) | C3—C4—C5—Cl1 | −177.0 (5) |
Zn2—N3—C34—C33 | 5.0 (6) | C3—C4—C5—C6 | 1.9 (10) |
Zn2—N3—C34—C35 | −175.2 (4) | C4—C3—C8—C7 | −1.3 (10) |
Zn2—N3—C38—C37 | 173.7 (6) | C4—C5—C6—C7 | −0.9 (12) |
Zn2—N4—C29—C30 | −176.3 (5) | C5—C6—C7—C8 | −1.3 (12) |
Zn2—N4—C33—C32 | 178.6 (5) | C6—C7—C8—C3 | 2.3 (11) |
Zn2—N4—C33—C34 | −2.0 (6) | C8—C3—C4—C1A | 179.5 (6) |
Cl1—C5—C6—C7 | 178.0 (6) | C8—C3—C4—C5 | −0.8 (10) |
Cl2—C13—C14—C15 | 179.1 (5) | C9—C11—C12—C10 | 3.1 (9) |
O1—Zn1—N1—C17 | −90.0 (5) | C9—C11—C12—C13 | 178.9 (5) |
O1—Zn1—N1—C21 | 84.6 (4) | C9—C11—C16—C15 | −178.7 (6) |
O1—Zn1—N2—C22 | −118.1 (4) | C10—C12—C13—Cl2 | −3.1 (7) |
O1—Zn1—N2—C26 | 59.4 (6) | C10—C12—C13—C14 | 177.4 (6) |
O1—C1—C3—C4 | −160.0 (6) | C11—C12—C13—Cl2 | −179.2 (4) |
O1—C1—C3—C8 | 22.1 (9) | C11—C12—C13—C14 | 1.3 (9) |
O1W—Zn1—O1—C1 | −108.3 (5) | C12—C11—C16—C15 | 1.5 (10) |
O1W—Zn1—N1—C17 | 17.3 (5) | C12—C13—C14—C15 | −1.4 (10) |
O1W—Zn1—N1—C21 | −168.0 (4) | C13—C14—C15—C16 | 1.4 (11) |
O1W—Zn1—N2—C22 | 61.4 (8) | C14—C15—C16—C11 | −1.5 (11) |
O1W—Zn1—N2—C26 | −121.2 (6) | C16—C11—C12—C10 | −177.1 (6) |
O2—C1—C3—C4 | 21.2 (10) | C16—C11—C12—C13 | −1.3 (8) |
O2—C1—C3—C8 | −156.7 (6) | C17—N1—C21—C20 | −3.4 (9) |
O3i—Zn1—O1—C1 | 159.2 (5) | C17—N1—C21—C22 | 179.8 (5) |
O3i—Zn1—N1—C17 | 109.8 (5) | C17—C18—C19—C20 | −0.3 (10) |
O3i—Zn1—N1—C21 | −75.6 (5) | C17—C18—C19—C27 | 178.9 (7) |
O3i—Zn1—N2—C22 | 143.3 (4) | C18—C19—C20—C21 | −0.9 (9) |
O3i—Zn1—N2—C26 | −39.3 (6) | C19—C20—C21—N1 | 2.8 (9) |
O3—C1A—C4—C3 | −106.9 (7) | C19—C20—C21—C22 | 179.4 (5) |
O3—C1A—C4—C5 | 73.4 (7) | C20—C21—C22—N2 | −178.0 (6) |
O4—C1A—C4—C3 | 77.9 (8) | C20—C21—C22—C23 | 3.2 (9) |
O4—C1A—C4—C5 | −101.8 (7) | C21—N1—C17—C18 | 2.1 (9) |
O5—Zn2—N3—C34 | 101.7 (4) | C21—C22—C23—C24 | 179.3 (6) |
O5—Zn2—N3—C38 | −72.9 (6) | C22—N2—C26—C25 | 2.3 (11) |
O5—Zn2—N4—C29 | 63.2 (6) | C22—C23—C24—C25 | 0.4 (9) |
O5—Zn2—N4—C33 | −111.5 (4) | C22—C23—C24—C28 | 177.5 (6) |
O5—C9—C11—C12 | −171.7 (6) | C23—C24—C25—C26 | 0.1 (11) |
O5—C9—C11—C16 | 8.5 (9) | C24—C25—C26—N2 | −1.4 (12) |
O6—C9—C11—C12 | 8.7 (10) | C26—N2—C22—C21 | 179.3 (6) |
O6—C9—C11—C16 | −171.1 (7) | C26—N2—C22—C23 | −1.8 (9) |
O7ii—Zn2—O5—C9 | 157.7 (6) | C27—C19—C20—C21 | 179.9 (7) |
O7ii—Zn2—N3—C34 | −119.5 (4) | C28—C24—C25—C26 | −177.0 (7) |
O7ii—Zn2—N3—C38 | 65.9 (7) | C29—N4—C33—C32 | 3.5 (9) |
O7ii—Zn2—N4—C29 | −53.1 (6) | C29—N4—C33—C34 | −177.2 (6) |
O7ii—Zn2—N4—C33 | 132.3 (4) | C29—C30—C31—C2 | −177.3 (7) |
O7—C10—C12—C11 | −99.1 (7) | C29—C30—C31—C32 | 2.2 (10) |
O7—C10—C12—C13 | 85.1 (7) | C30—C31—C32—C33 | −0.7 (10) |
O8—C10—C12—C11 | 87.7 (8) | C31—C32—C33—N4 | −2.2 (9) |
O8—C10—C12—C13 | −88.1 (7) | C31—C32—C33—C34 | 178.6 (5) |
N1—Zn1—O1—C1 | −7.1 (6) | C32—C33—C34—N3 | 177.4 (6) |
N1—Zn1—N2—C22 | 4.2 (4) | C32—C33—C34—C35 | −2.4 (9) |
N1—Zn1—N2—C26 | −178.4 (6) | C33—N4—C29—C30 | −1.9 (10) |
N1—C17—C18—C19 | −0.3 (10) | C33—C34—C35—C36 | −179.8 (5) |
N1—C21—C22—N2 | −1.2 (7) | C34—N3—C38—C37 | −0.7 (11) |
N1—C21—C22—C23 | 180.0 (6) | C34—C35—C36—C37 | −0.2 (9) |
N2—Zn1—O1—C1 | 71.5 (5) | C34—C35—C36—C39 | −179.9 (6) |
N2—Zn1—N1—C17 | −179.5 (5) | C35—C36—C37—C38 | −0.5 (10) |
N2—Zn1—N1—C21 | −4.9 (4) | C36—C37—C38—N3 | 1.0 (12) |
N2—C22—C23—C24 | 0.5 (9) | C38—N3—C34—C33 | −179.8 (6) |
N3—Zn2—O5—C9 | −54.4 (7) | C38—N3—C34—C35 | 0.0 (9) |
N3—Zn2—N4—C29 | 178.3 (6) | C39—C36—C37—C38 | 179.2 (7) |
N3—Zn2—N4—C33 | 3.6 (4) |
Symmetry codes: (i) x, y, z+1; (ii) x, y, z−1. |
D—H···A | D—H | H···A | D···A | D—H···A |
O1W—H1WA···O4iii | 0.85 | 2.10 | 2.768 (6) | 135 |
O1W—H1WB···O4i | 0.85 | 1.79 | 2.644 (6) | 179 |
O1W—H1WB···O3i | 0.85 | 2.43 | 2.930 (5) | 118 |
C17—H17···O4iii | 0.93 | 2.36 | 3.202 (8) | 150 |
C20—H20···O6iv | 0.93 | 2.28 | 3.171 (8) | 160 |
C23—H23···O6iv | 0.93 | 2.40 | 3.306 (8) | 164 |
C32—H32···O2iii | 0.93 | 2.57 | 3.459 (8) | 161 |
C35—H35···O2iii | 0.93 | 2.45 | 3.353 (8) | 165 |
Symmetry codes: (i) x, y, z+1; (iii) −x+1, −y+1, z+1/2; (iv) −x+1, −y+1, z−1/2. |
Experimental details
Crystal data | |
Chemical formula | [Zn(C8H3ClO4)(C12H12N2)(H2O)]·[Zn(C8H3ClO4)(C12H12N2)] |
Mr | 914.38 |
Crystal system, space group | Orthorhombic, Pna21 |
Temperature (K) | 291 |
a, b, c (Å) | 34.050 (4), 14.1831 (10), 7.8764 (6) |
V (Å3) | 3803.8 (6) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 1.47 |
Crystal size (mm) | 0.20 × 0.18 × 0.16 |
Data collection | |
Diffractometer | Oxford Diffraction Xcalibur Eos Gemini diffractometer |
Absorption correction | Multi-scan (CrysAlis PRO; Oxford Diffraction, 2007) |
Tmin, Tmax | 0.971, 1.000 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 10533, 6396, 5076 |
Rint | 0.044 |
(sin θ/λ)max (Å−1) | 0.625 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.056, 0.104, 1.07 |
No. of reflections | 6396 |
No. of parameters | 518 |
No. of restraints | 1 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.63, −0.37 |
Absolute structure | Flack (1983), 2200 Friedel pairs |
Absolute structure parameter | 0.093 (14) |
Computer programs: CrysAlis PRO (Oxford Diffraction, 2007), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), OLEX2 (Dolomanov et al., 2009).
D—H···A | D—H | H···A | D···A | D—H···A |
O1W—H1WA···O4i | 0.85 | 2.10 | 2.768 (6) | 134.8 |
O1W—H1WB···O4ii | 0.85 | 1.79 | 2.644 (6) | 179.2 |
O1W—H1WB···O3ii | 0.85 | 2.43 | 2.930 (5) | 118.1 |
C17—H17···O4i | 0.93 | 2.36 | 3.202 (8) | 149.7 |
C20—H20···O6iii | 0.93 | 2.28 | 3.171 (8) | 159.5 |
C23—H23···O6iii | 0.93 | 2.40 | 3.306 (8) | 163.8 |
C32—H32···O2i | 0.93 | 2.57 | 3.459 (8) | 160.8 |
C35—H35···O2i | 0.93 | 2.45 | 3.353 (8) | 165.0 |
Symmetry codes: (i) −x+1, −y+1, z+1/2; (ii) x, y, z+1; (iii) −x+1, −y+1, z−1/2. |
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In recent years, metallosupramolecular compounds have received much attention due to their variety of architectures and the potential applications as functional materials (Maspoch et al., 2007; Ockwig et al., 2005). Early reports have shown that carboxylate compounds and nitrogen heterocyclic ligands have been successfully employed in the generation of many novel structures (Zang et al., 2011). To further explore various factors that influence the properties and construction of coordination compounds, we undertake synthetic and structural studies on a novel ZnII complex based on 3-chlorophthalic acid (H2cp) and 4,4'-dimethyl-2,2'-bipyridine (dmbpy).
The X-ray diffraction study revealed that the title compound crystallizes in the orthorhombic space group Pna21. The Zn1 atom is five-coordinated by two O atoms from two different 3-chlorobenzene-1,2-dicarboxylato ligands, one O atom from a water molecule and two N atoms from a 4,4'-dimethyl-2,2'-bipyridine ligand, while the Zn2 atom is four-coordinated by two O atoms from two different 3-chlorobenzene-1,2-dicarboxylato ligands, and two N atoms from a 4,4'-bimethyl-2,2'-bipyridine ligand (Fig. 1). Each cp2- ligand acts as a µ2-bridge linking two Zn atoms with both carboxylate groups in monodentate fashion resulting into two chains along the c axis. These two chains are further connected together by face-to-face π–π interactions (Zang et al., 2010) involving pyridine rings of different chains. The shortest Cg···Cg distances of 3.661 (4) and 3.6901 (3) are observed between Cg2 and Cg4, and Cg1 and Cg3, respectively (Cg1 is the centroid of the N1/C17–C21 ring, Cg2 of N2/C22–C26, Cg3 of N3/C34–C38, and Cg4 of N4/C29–C33). Adjacent zippered structures are linked together to form tetra-chain units by intermolecular O1w—H1wa···O4iii hydrogen bonds (Desiraju et al., 2004) and C17—H17···O4iii interactions (symmetry code: iii = -x + 1, -y + 1, z + 1/2). Each unit is further connected to other units through C20—H20···O6iv, C23—H23···O6iv (symmetry code: iv = -x + 1, -y + 1, z - 1/2), C32—H32···O2iii, C35—H35···O2iii (Desiraju et al., 1996) and C—H···π interactions (the shortest one being C37—H37···Cg5v = 2.79 Å; Cg5 centroid of C11–C16; symmetry code: v = -x + 3/2, y - 1/2, z - 1/2) (Nishio et al., 1998) to form a three-dimensional supramolecular structure (Fig. 3).