metal-organic compounds
catena-Poly[(diaquacadmium)-μ-4,4′-[sulfonylbis(1,4-phenyleneoxy)]diacetato-κ4O,O′:O′′,O′′′]
aCollege of Chemistry and Chemical Engineering of Bohai University, Jinzhou, Liaoning 121000, People's Republic of China
*Correspondence e-mail: bhumzling@163.com
In the title coordination polymer, [Cd(C16H12O8S)(H2O)2]n, the CdII ion is situated on a crystallographic twofold rotation axis, being coordinated by four O atoms from two bidentate 4,4′-[sulfonylbis(1,4-phenyleneoxy)]diacetate (L) ligands and two water molecules in a highly distorted CdO6 octahedral geometry. Each complete ligand L, which is also generated by twofold symmetry with the S atom lying on the rotation axis, bridges two CdII atoms to form a polymeric zigzag chain propagating in the [10-1] direction. O—H⋯O hydrogen bonds between the coordinated water molecules and carboxylate O atoms are involved in the packing.
Related literature
For related coordination polymers, see: Tanaka et al. (2008); Zheng et al. (2009, 2010).
Experimental
Crystal data
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Data collection: APEX2 (Bruker, 2005); cell SAINT (Bruker, 2005); data reduction: SAINT; program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: SHELXTL (Sheldrick, 2008); software used to prepare material for publication: SHELXTL.
Supporting information
10.1107/S160053681200445X/hb6572sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: 10.1107/S160053681200445X/hb6572Isup2.hkl
A mixture of Cd(Ac)2(0.5 mmol), 4,4'-sulfonyldi-p- phenylenedioxydiacetic acid (0.5 mmol), NaOH (1 mmol) and H2O (15 ml) was placed in a 23 ml Teflon reactor, which was heated at 413 K for three days and then cooled to room temperature. Colourless blocks were obtained on cooling, which were washed with water and dried in air.
All H atoms were placed in idealized positions (O—H = 0.85 Å and C—H = 0.93–0.97 Å) and refined as riding atoms with Uiso(H) = 1.2Ueq(C) and Uiso(H) = 1.5Ueq(O).
Data collection: APEX2 (Bruker, 2005); cell
SAINT (Bruker, 2005); data reduction: SAINT (Bruker, 2005); program(s) used to solve structure: SHELXS97 (Sheldrick, 2008); program(s) used to refine structure: SHELXL97 (Sheldrick, 2008); molecular graphics: SHELXTL (Sheldrick, 2008); software used to prepare material for publication: SHELXTL (Sheldrick, 2008).[Cd(C16H12O8S)(H2O)2] | F(000) = 512 |
Mr = 512.75 | Dx = 1.920 Mg m−3 |
Monoclinic, C2 | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: C 2y | Cell parameters from 1449 reflections |
a = 11.9274 (11) Å | θ = 3.0–26.0° |
b = 5.3995 (5) Å | µ = 1.41 mm−1 |
c = 14.8194 (14) Å | T = 295 K |
β = 111.692 (1)° | Block, colorless |
V = 886.81 (14) Å3 | 0.15 × 0.14 × 0.12 mm |
Z = 2 |
Bruker APEXII CCD diffractometer | 1240 independent reflections |
Radiation source: fine-focus sealed tube | 1220 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.020 |
ϕ and ω scans | θmax = 25.1°, θmin = 1.5° |
Absorption correction: multi-scan (SADABS; Bruker, 2005) | h = −14→12 |
Tmin = 0.817, Tmax = 0.850 | k = −3→6 |
2364 measured reflections | l = −17→16 |
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)] = 0.020 | H-atom parameters constrained |
wR(F2) = 0.044 | w = 1/[σ2(Fo2) + (0.0235P)2 + 0.0192P] where P = (Fo2 + 2Fc2)/3 |
S = 1.00 | (Δ/σ)max < 0.001 |
1240 reflections | Δρmax = 0.23 e Å−3 |
128 parameters | Δρmin = −0.34 e Å−3 |
1 restraint | Absolute structure: Flack (1983), 361 Friedel pairs |
Primary atom site location: structure-invariant direct methods | Absolute structure parameter: 0.04 (3) |
[Cd(C16H12O8S)(H2O)2] | V = 886.81 (14) Å3 |
Mr = 512.75 | Z = 2 |
Monoclinic, C2 | Mo Kα radiation |
a = 11.9274 (11) Å | µ = 1.41 mm−1 |
b = 5.3995 (5) Å | T = 295 K |
c = 14.8194 (14) Å | 0.15 × 0.14 × 0.12 mm |
β = 111.692 (1)° |
Bruker APEXII CCD diffractometer | 1240 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 2005) | 1220 reflections with I > 2σ(I) |
Tmin = 0.817, Tmax = 0.850 | Rint = 0.020 |
2364 measured reflections |
R[F2 > 2σ(F2)] = 0.020 | H-atom parameters constrained |
wR(F2) = 0.044 | Δρmax = 0.23 e Å−3 |
S = 1.00 | Δρmin = −0.34 e Å−3 |
1240 reflections | Absolute structure: Flack (1983), 361 Friedel pairs |
128 parameters | Absolute structure parameter: 0.04 (3) |
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 | ||
Cd1 | 1.0000 | −0.5416 | 0.5000 | 0.02782 (11) | |
S1 | 0.5000 | 0.8539 (2) | 0.0000 | 0.0263 (3) | |
O1 | 0.7967 (2) | 0.1490 (5) | 0.2934 (2) | 0.0378 (7) | |
O2 | 0.9342 (2) | −0.2296 (5) | 0.38439 (17) | 0.0291 (6) | |
O3 | 0.7996 (2) | −0.3705 (5) | 0.44023 (18) | 0.0329 (6) | |
O4 | 1.0681 (2) | −0.8139 (5) | 0.4240 (2) | 0.0464 (8) | |
H10 | 1.1352 | −0.8433 | 0.4183 | 0.070* | |
H9 | 1.0227 | −0.9369 | 0.3993 | 0.070* | |
O5 | 0.4191 (2) | 0.9887 (8) | 0.03394 (16) | 0.0355 (7) | |
C1 | 0.7421 (3) | −0.0213 (13) | 0.3363 (2) | 0.0287 (8) | |
H1A | 0.6732 | −0.0974 | 0.2865 | 0.034* | |
H1B | 0.7134 | 0.0647 | 0.3811 | 0.034* | |
C2 | 0.8317 (3) | −0.2201 (7) | 0.3903 (2) | 0.0263 (8) | |
C3 | 0.7219 (3) | 0.3149 (7) | 0.2293 (3) | 0.0287 (9) | |
C4 | 0.6016 (3) | 0.3498 (7) | 0.2148 (3) | 0.0299 (8) | |
H4 | 0.5662 | 0.2610 | 0.2510 | 0.036* | |
C5 | 0.5347 (3) | 0.5185 (6) | 0.1457 (2) | 0.0278 (11) | |
H5 | 0.4537 | 0.5432 | 0.1353 | 0.033* | |
C6 | 0.5877 (3) | 0.6509 (7) | 0.0921 (2) | 0.0248 (8) | |
C7 | 0.7089 (3) | 0.6174 (7) | 0.1081 (3) | 0.0312 (9) | |
H7 | 0.7450 | 0.7081 | 0.0728 | 0.037* | |
C8 | 0.7754 (3) | 0.4480 (16) | 0.1770 (2) | 0.0318 (8) | |
H8 | 0.8567 | 0.4240 | 0.1880 | 0.038* |
U11 | U22 | U33 | U12 | U13 | U23 | |
Cd1 | 0.02314 (18) | 0.02072 (17) | 0.0399 (2) | 0.000 | 0.01196 (14) | 0.000 |
S1 | 0.0293 (7) | 0.0238 (6) | 0.0259 (7) | 0.000 | 0.0104 (6) | 0.000 |
O1 | 0.0261 (15) | 0.0370 (16) | 0.0488 (17) | 0.0028 (12) | 0.0121 (13) | 0.0190 (14) |
O2 | 0.0236 (14) | 0.0289 (14) | 0.0338 (14) | −0.0016 (11) | 0.0093 (11) | 0.0018 (12) |
O3 | 0.0250 (14) | 0.0341 (16) | 0.0397 (15) | 0.0016 (11) | 0.0121 (12) | 0.0111 (12) |
O4 | 0.0321 (16) | 0.0350 (17) | 0.082 (2) | −0.0108 (13) | 0.0322 (15) | −0.0233 (15) |
O5 | 0.0391 (13) | 0.031 (2) | 0.0373 (12) | 0.0036 (16) | 0.0152 (10) | −0.0078 (15) |
C1 | 0.0239 (16) | 0.028 (2) | 0.0323 (16) | 0.008 (3) | 0.0082 (13) | 0.006 (3) |
C2 | 0.022 (2) | 0.0256 (19) | 0.0265 (19) | −0.0037 (15) | 0.0030 (16) | −0.0013 (16) |
C3 | 0.027 (2) | 0.027 (2) | 0.0281 (19) | −0.0019 (16) | 0.0057 (17) | 0.0037 (16) |
C4 | 0.029 (2) | 0.033 (2) | 0.029 (2) | −0.0018 (16) | 0.0119 (18) | 0.0063 (15) |
C5 | 0.0245 (18) | 0.028 (3) | 0.0309 (18) | 0.0018 (14) | 0.0099 (15) | 0.0016 (14) |
C6 | 0.026 (2) | 0.0250 (19) | 0.0223 (18) | −0.0019 (15) | 0.0073 (15) | −0.0029 (16) |
C7 | 0.031 (2) | 0.036 (2) | 0.031 (2) | −0.0013 (17) | 0.0156 (18) | 0.0018 (17) |
C8 | 0.0247 (16) | 0.035 (2) | 0.0379 (18) | −0.001 (3) | 0.0145 (13) | 0.005 (3) |
Cd1—O4i | 2.183 (3) | O4—H9 | 0.8500 |
Cd1—O4 | 2.183 (3) | C1—C2 | 1.518 (6) |
Cd1—O2i | 2.323 (3) | C1—H1A | 0.9700 |
Cd1—O2 | 2.323 (3) | C1—H1B | 0.9700 |
Cd1—O3i | 2.405 (2) | C3—C8 | 1.375 (6) |
Cd1—O3 | 2.405 (2) | C3—C4 | 1.383 (5) |
S1—O5 | 1.439 (3) | C4—C5 | 1.382 (5) |
S1—O5ii | 1.439 (3) | C4—H4 | 0.9300 |
S1—C6ii | 1.762 (4) | C5—C6 | 1.383 (5) |
S1—C6 | 1.762 (4) | C5—H5 | 0.9300 |
O1—C3 | 1.369 (5) | C6—C7 | 1.387 (5) |
O1—C1 | 1.407 (6) | C7—C8 | 1.382 (7) |
O2—C2 | 1.259 (4) | C7—H7 | 0.9300 |
O3—C2 | 1.249 (4) | C8—H8 | 0.9300 |
O4—H10 | 0.8499 | ||
O4i—Cd1—O4 | 95.33 (15) | O1—C1—C2 | 110.3 (3) |
O4i—Cd1—O2i | 101.35 (10) | O1—C1—H1A | 109.6 |
O4—Cd1—O2i | 141.27 (9) | C2—C1—H1A | 109.6 |
O4i—Cd1—O2 | 141.27 (9) | O1—C1—H1B | 109.6 |
O4—Cd1—O2 | 101.35 (10) | C2—C1—H1B | 109.6 |
O2i—Cd1—O2 | 87.01 (13) | H1A—C1—H1B | 108.1 |
O4i—Cd1—O3i | 125.27 (10) | O3—C2—O2 | 122.2 (3) |
O4—Cd1—O3i | 86.56 (9) | O3—C2—C1 | 117.5 (3) |
O2i—Cd1—O3i | 55.32 (8) | O2—C2—C1 | 120.3 (3) |
O2—Cd1—O3i | 90.67 (9) | O1—C3—C8 | 114.5 (4) |
O4i—Cd1—O3 | 86.56 (9) | O1—C3—C4 | 124.7 (4) |
O4—Cd1—O3 | 125.27 (10) | C8—C3—C4 | 120.8 (4) |
O2i—Cd1—O3 | 90.67 (9) | C5—C4—C3 | 119.1 (3) |
O2—Cd1—O3 | 55.32 (8) | C5—C4—H4 | 120.4 |
O3i—Cd1—O3 | 134.81 (13) | C3—C4—H4 | 120.4 |
O5—S1—O5ii | 119.3 (4) | C4—C5—C6 | 120.3 (3) |
O5—S1—C6ii | 107.61 (17) | C4—C5—H5 | 119.8 |
O5ii—S1—C6ii | 109.06 (16) | C6—C5—H5 | 119.8 |
O5—S1—C6 | 109.06 (16) | C5—C6—C7 | 120.2 (3) |
O5ii—S1—C6 | 107.61 (17) | C5—C6—S1 | 120.0 (3) |
C6ii—S1—C6 | 103.0 (2) | C7—C6—S1 | 119.8 (3) |
C3—O1—C1 | 116.7 (3) | C8—C7—C6 | 119.3 (3) |
C2—O2—Cd1 | 92.9 (2) | C8—C7—H7 | 120.3 |
C2—O3—Cd1 | 89.3 (2) | C6—C7—H7 | 120.3 |
Cd1—O4—H10 | 136.1 | C3—C8—C7 | 120.2 (3) |
Cd1—O4—H9 | 116.7 | C3—C8—H8 | 119.9 |
H10—O4—H9 | 106.5 | C7—C8—H8 | 119.9 |
O4i—Cd1—O2—C2 | 14.8 (3) | C1—O1—C3—C8 | −169.3 (4) |
O4—Cd1—O2—C2 | 128.5 (2) | C1—O1—C3—C4 | 9.8 (6) |
O2i—Cd1—O2—C2 | −89.6 (2) | O1—C3—C4—C5 | −178.2 (3) |
O3i—Cd1—O2—C2 | −144.9 (2) | C8—C3—C4—C5 | 0.9 (6) |
O3—Cd1—O2—C2 | 3.3 (2) | C3—C4—C5—C6 | −0.1 (5) |
C2i—Cd1—O2—C2 | −117.5 (2) | C4—C5—C6—C7 | −0.8 (5) |
O4i—Cd1—O3—C2 | −176.1 (2) | C4—C5—C6—S1 | 176.8 (3) |
O4—Cd1—O3—C2 | −82.0 (2) | O5—S1—C6—C5 | 41.8 (3) |
O2i—Cd1—O3—C2 | 82.6 (2) | O5ii—S1—C6—C5 | 172.5 (3) |
O2—Cd1—O3—C2 | −3.3 (2) | C6ii—S1—C6—C5 | −72.3 (3) |
O3i—Cd1—O3—C2 | 44.85 (19) | O5—S1—C6—C7 | −140.6 (3) |
C2i—Cd1—O3—C2 | 65.7 (3) | O5ii—S1—C6—C7 | −9.9 (4) |
C3—O1—C1—C2 | 169.6 (3) | C6ii—S1—C6—C7 | 105.2 (3) |
Cd1—O3—C2—O2 | 5.9 (3) | C5—C6—C7—C8 | 1.0 (6) |
Cd1—O3—C2—C1 | −173.9 (3) | S1—C6—C7—C8 | −176.6 (4) |
Cd1—O2—C2—O3 | −6.1 (4) | O1—C3—C8—C7 | 178.4 (5) |
Cd1—O2—C2—C1 | 173.7 (3) | C4—C3—C8—C7 | −0.7 (8) |
O1—C1—C2—O3 | 173.0 (3) | C6—C7—C8—C3 | −0.2 (8) |
O1—C1—C2—O2 | −6.7 (5) |
Symmetry codes: (i) −x+2, y, −z+1; (ii) −x+1, y, −z. |
D—H···A | D—H | H···A | D···A | D—H···A |
O4—H9···O2iii | 0.85 | 1.87 | 2.691 (4) | 163 |
O4—H10···O3iv | 0.85 | 1.87 | 2.699 (3) | 164 |
Symmetry codes: (iii) x, y−1, z; (iv) x+1/2, y−1/2, z. |
Experimental details
Crystal data | |
Chemical formula | [Cd(C16H12O8S)(H2O)2] |
Mr | 512.75 |
Crystal system, space group | Monoclinic, C2 |
Temperature (K) | 295 |
a, b, c (Å) | 11.9274 (11), 5.3995 (5), 14.8194 (14) |
β (°) | 111.692 (1) |
V (Å3) | 886.81 (14) |
Z | 2 |
Radiation type | Mo Kα |
µ (mm−1) | 1.41 |
Crystal size (mm) | 0.15 × 0.14 × 0.12 |
Data collection | |
Diffractometer | Bruker APEXII CCD diffractometer |
Absorption correction | Multi-scan (SADABS; Bruker, 2005) |
Tmin, Tmax | 0.817, 0.850 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 2364, 1240, 1220 |
Rint | 0.020 |
(sin θ/λ)max (Å−1) | 0.596 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.020, 0.044, 1.00 |
No. of reflections | 1240 |
No. of parameters | 128 |
No. of restraints | 1 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.23, −0.34 |
Absolute structure | Flack (1983), 361 Friedel pairs |
Absolute structure parameter | 0.04 (3) |
Computer programs: APEX2 (Bruker, 2005), SAINT (Bruker, 2005), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), SHELXTL (Sheldrick, 2008).
Cd1—O4 | 2.183 (3) | Cd1—O3 | 2.405 (2) |
Cd1—O2 | 2.323 (3) | ||
O2—Cd1—O3 | 55.32 (8) |
D—H···A | D—H | H···A | D···A | D—H···A |
O4—H9···O2i | 0.85 | 1.87 | 2.691 (4) | 163 |
O4—H10···O3ii | 0.85 | 1.87 | 2.699 (3) | 164 |
Symmetry codes: (i) x, y−1, z; (ii) x+1/2, y−1/2, z. |
Acknowledgements
The National Science and Technology Support Program of 12th Five-Year Plan (grant 2012BAD29B06) and the Open project of Food Safety Key Lab of Liaoning Province (grant LNSAKF2011024) are gratefully acknowledged.
References
Bruker (2005). APEX2, SAINT and SADABS. Bruker AXS Inc., Madison, Wisconsin, USA. Google Scholar
Flack, H. D. (1983). Acta Cryst. A39, 876–881. CrossRef CAS Web of Science IUCr Journals Google Scholar
Sheldrick, G. M. (2008). Acta Cryst. A64, 112–122. Web of Science CrossRef CAS IUCr Journals Google Scholar
Tanaka, D., Nakagawa, K., Higuchi, M., Horike, S., Kubota, Y., Kobayashi, T. C., Takata, M. & Kitagawa, S. (2008). Angew. Chem. Int. Ed. 47, 3914–3918. Web of Science CSD CrossRef CAS Google Scholar
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This is an open-access article distributed under the terms of the Creative Commons Attribution (CC-BY) Licence, which permits unrestricted use, distribution, and reproduction in any medium, provided the original authors and source are cited.
A large family of coordination polymers has been developed recently owing to their potential applications as functional solid materials and their intriguing architectures or topologies. In the past ten years, there has been a growing interest in metal-organic frameworks involving semi-rigid V-shaped dicarboxylate ligands (Tanaka et al., 2008; Zheng et al., 2009, 2010). 4,4'-sulfonyldi-p-phenylenedioxydiacetic acid is a typical example of a semi-rigid V-shaped dicarboxylate ligand. To the best of our knowledge, there has been no report about its coordination compounds. Recently, we obtained the title cadium polymer (I), its crystal structure is reported here.
In the structure of (I) each cadium(II) atom is coordinated by four oxygen atoms from two 4,4'-sulfonyldi-p-phenylenedioxydiacetate ligands and two water molecules, displays a highly distorted octahedral geometry(Fig. 1). Each ligand L bridges two cadium(II) centers to form polymeric zigzag chain propagated in direction [101](Fig. 2). Moreover, there are Intermolecular O—H···O hydrogen bonds between the coordinated water molecules and the carboxylate O atoms consolidate the further crystal packing(Table 1).