metal-organic compounds
Bis(3-hydroxyphenylacetato-κ2O,O′)bis(1H-imidazole-κN3)nickel(II)
aDepartment of Chemistry, Bijie University, Bijie 551700, People's Republic of China
*Correspondence e-mail: qianzhuli77@yahoo.com.cn
In the title mononuclear complex, [Ni(C8H7O3)2(C3H4N2)2], the NiII atom, lying on a twofold rotation axis, is coordinated by four carboxylate O atoms from two bidentate 3-hydroxyphenylacetato ligands and two N atoms from two imidazole molecules in a distorted octahedral geometry. A three-dimensional network is formed via intermolecular O—H⋯O and N—H⋯O hydrogen bonds and π–π stacking interactions between the imidazole and benzene rings of neighboring molecules [centroid–centroid distance = 3.856 (2) Å].
Related literature
For the use of coordination polymers and open framework materials in catalysis, separation, gas storage and molecular recognition, see: James (2003); Serre et al. (2004); Yaghi et al. (1998, 2003).
Experimental
Crystal data
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Refinement
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Data collection: APEX2 (Bruker, 2007); cell SAINT (Bruker, 2007); 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/S1600536809005960/hy2181sup1.cif
contains datablocks I, global. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536809005960/hy2181Isup2.hkl
A mixture of nickel chloride (0.13 g, 1 mmol), 3-hydroxyphenylacetic acid (0.152 g, 1 mmol), imidazole (0.068 g, 1 mmol), NaOH (0.06 g, 1.5 mmol) and H2O (12 ml) was placed in a 23 ml Teflon-lined reactor, which was heated to 433 K for 3 d and then cooled to room temperature at a rate of 10 K h-1. The crystals obtained were washed with water and dried in air.
H atoms were positioned geometrically and treated as riding on the parent C atoms, with C—H = 0.93 (CH) and 0.97 (CH2) Å, N—H = 0.86 Å, and with Uiso(H) = 1.2Ueq(C, N).
Data collection: APEX2 (Bruker, 2007); cell
SAINT (Bruker, 2007); data reduction: SAINT (Bruker, 2007); 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).[Ni(C8H7O3)2(C3H4N2)2] | F(000) = 1032 |
Mr = 497.15 | Dx = 1.505 Mg m−3 |
Monoclinic, C2/c | Mo Kα radiation, λ = 0.71073 Å |
Hall symbol: -C 2yc | Cell parameters from 5837 reflections |
a = 12.8481 (14) Å | θ = 2.8–27.9° |
b = 10.6829 (12) Å | µ = 0.93 mm−1 |
c = 16.3051 (19) Å | T = 296 K |
β = 101.410 (1)° | Block, blue |
V = 2193.7 (4) Å3 | 0.32 × 0.27 × 0.24 mm |
Z = 4 |
Bruker APEXII CCD diffractometer | 1960 independent reflections |
Radiation source: fine-focus sealed tube | 1509 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.045 |
ϕ and ω scans | θmax = 25.2°, θmin = 2.5° |
Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | h = −13→15 |
Tmin = 0.762, Tmax = 0.811 | k = −10→12 |
5522 measured reflections | l = −19→19 |
Refinement on F2 | Primary atom site location: structure-invariant direct methods |
Least-squares matrix: full | Secondary atom site location: difference Fourier map |
R[F2 > 2σ(F2)] = 0.039 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.094 | H-atom parameters constrained |
S = 1.01 | w = 1/[σ2(Fo2) + (0.0443P)2] where P = (Fo2 + 2Fc2)/3 |
1960 reflections | (Δ/σ)max < 0.001 |
151 parameters | Δρmax = 0.29 e Å−3 |
0 restraints | Δρmin = −0.25 e Å−3 |
[Ni(C8H7O3)2(C3H4N2)2] | V = 2193.7 (4) Å3 |
Mr = 497.15 | Z = 4 |
Monoclinic, C2/c | Mo Kα radiation |
a = 12.8481 (14) Å | µ = 0.93 mm−1 |
b = 10.6829 (12) Å | T = 296 K |
c = 16.3051 (19) Å | 0.32 × 0.27 × 0.24 mm |
β = 101.410 (1)° |
Bruker APEXII CCD diffractometer | 1960 independent reflections |
Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | 1509 reflections with I > 2σ(I) |
Tmin = 0.762, Tmax = 0.811 | Rint = 0.045 |
5522 measured reflections |
R[F2 > 2σ(F2)] = 0.039 | 0 restraints |
wR(F2) = 0.094 | H-atom parameters constrained |
S = 1.01 | Δρmax = 0.29 e Å−3 |
1960 reflections | Δρmin = −0.25 e Å−3 |
151 parameters |
x | y | z | Uiso*/Ueq | ||
C1 | 0.0902 (2) | 0.0767 (3) | 0.43721 (17) | 0.0387 (7) | |
N1 | 0.10445 (18) | 0.5333 (2) | 0.22611 (15) | 0.0392 (6) | |
Ni1 | 0.0000 | 0.40576 (5) | 0.2500 | 0.03283 (19) | |
O1 | −0.06407 (15) | 0.25890 (17) | 0.31434 (12) | 0.0421 (5) | |
C2 | 0.1936 (2) | 0.0654 (3) | 0.48209 (18) | 0.0438 (8) | |
H2 | 0.2208 | 0.1263 | 0.5213 | 0.053* | |
N2 | 0.2479 (2) | 0.6473 (3) | 0.24415 (17) | 0.0543 (8) | |
H2A | 0.3104 | 0.6747 | 0.2651 | 0.065* | |
O2 | 0.07730 (15) | 0.36060 (19) | 0.37318 (12) | 0.0423 (5) | |
C3 | 0.2567 (2) | −0.0347 (3) | 0.46956 (19) | 0.0451 (8) | |
O3 | 0.35853 (19) | −0.0487 (2) | 0.51162 (17) | 0.0704 (8) | |
H3 | 0.3769 | 0.0141 | 0.5397 | 0.106* | |
C4 | 0.2166 (3) | −0.1259 (3) | 0.4120 (2) | 0.0521 (9) | |
H4 | 0.2580 | −0.1945 | 0.4040 | 0.063* | |
C5 | 0.1146 (3) | −0.1143 (3) | 0.3666 (2) | 0.0566 (9) | |
H5 | 0.0877 | −0.1751 | 0.3272 | 0.068* | |
C6 | 0.0517 (3) | −0.0144 (3) | 0.37856 (19) | 0.0503 (8) | |
H6 | −0.0169 | −0.0079 | 0.3472 | 0.060* | |
C7 | 0.0230 (3) | 0.1885 (3) | 0.45013 (18) | 0.0476 (8) | |
H7A | −0.0462 | 0.1602 | 0.4578 | 0.057* | |
H7B | 0.0565 | 0.2332 | 0.5002 | 0.057* | |
C8 | 0.0100 (2) | 0.2748 (3) | 0.37584 (17) | 0.0369 (7) | |
C9 | 0.1992 (2) | 0.5532 (3) | 0.2722 (2) | 0.0534 (9) | |
H9 | 0.2283 | 0.5060 | 0.3191 | 0.064* | |
C10 | 0.0930 (3) | 0.6207 (3) | 0.1660 (2) | 0.0586 (10) | |
H10 | 0.0335 | 0.6304 | 0.1236 | 0.070* | |
C11 | 0.1815 (3) | 0.6928 (4) | 0.1766 (2) | 0.0699 (11) | |
H11 | 0.1939 | 0.7602 | 0.1437 | 0.084* |
U11 | U22 | U33 | U12 | U13 | U23 | |
C1 | 0.0439 (19) | 0.0382 (18) | 0.0339 (16) | 0.0014 (14) | 0.0076 (14) | 0.0093 (14) |
N1 | 0.0313 (14) | 0.0370 (14) | 0.0487 (16) | −0.0043 (11) | 0.0066 (12) | −0.0007 (12) |
Ni1 | 0.0233 (3) | 0.0304 (3) | 0.0417 (3) | 0.000 | −0.0010 (2) | 0.000 |
O1 | 0.0325 (11) | 0.0430 (12) | 0.0454 (12) | −0.0088 (9) | −0.0050 (10) | 0.0045 (10) |
C2 | 0.055 (2) | 0.0348 (18) | 0.0385 (17) | −0.0029 (14) | 0.0013 (16) | −0.0036 (13) |
N2 | 0.0370 (16) | 0.0630 (19) | 0.0620 (19) | −0.0242 (14) | 0.0077 (14) | −0.0082 (15) |
O2 | 0.0316 (11) | 0.0438 (12) | 0.0458 (12) | −0.0053 (10) | −0.0060 (10) | −0.0007 (10) |
C3 | 0.0437 (19) | 0.0416 (18) | 0.0447 (18) | 0.0013 (15) | −0.0042 (15) | −0.0026 (15) |
O3 | 0.0543 (15) | 0.0611 (16) | 0.0821 (19) | 0.0126 (13) | −0.0195 (14) | −0.0175 (14) |
C4 | 0.054 (2) | 0.0443 (19) | 0.053 (2) | 0.0052 (16) | 0.0004 (18) | −0.0078 (16) |
C5 | 0.062 (2) | 0.050 (2) | 0.054 (2) | −0.0066 (17) | 0.0004 (18) | −0.0176 (16) |
C6 | 0.0437 (19) | 0.056 (2) | 0.047 (2) | −0.0042 (16) | −0.0015 (16) | −0.0030 (17) |
C7 | 0.053 (2) | 0.050 (2) | 0.0401 (18) | 0.0095 (16) | 0.0090 (16) | 0.0049 (15) |
C8 | 0.0316 (17) | 0.0367 (17) | 0.0404 (17) | 0.0035 (13) | 0.0023 (14) | −0.0021 (13) |
C9 | 0.0348 (18) | 0.054 (2) | 0.066 (2) | −0.0085 (16) | −0.0027 (17) | 0.0087 (18) |
C10 | 0.054 (2) | 0.069 (3) | 0.046 (2) | −0.0209 (18) | −0.0041 (17) | 0.0133 (18) |
C11 | 0.080 (3) | 0.070 (3) | 0.057 (2) | −0.036 (2) | 0.006 (2) | 0.010 (2) |
C1—C6 | 1.385 (4) | O2—C8 | 1.267 (3) |
C1—C2 | 1.389 (4) | C3—O3 | 1.360 (3) |
C1—C7 | 1.513 (4) | C3—C4 | 1.380 (4) |
N1—C9 | 1.315 (4) | O3—H3 | 0.8200 |
N1—C10 | 1.340 (4) | C4—C5 | 1.378 (4) |
Ni1—N1 | 2.004 (2) | C4—H4 | 0.9300 |
Ni1—N1i | 2.004 (2) | C5—C6 | 1.376 (4) |
Ni1—O2i | 2.1128 (19) | C5—H5 | 0.9300 |
Ni1—O2 | 2.1128 (19) | C6—H6 | 0.9300 |
Ni1—O1i | 2.1404 (18) | C7—C8 | 1.505 (4) |
Ni1—O1 | 2.1404 (18) | C7—H7A | 0.9700 |
O1—C8 | 1.250 (3) | C7—H7B | 0.9700 |
C2—C3 | 1.381 (4) | C9—H9 | 0.9300 |
C2—H2 | 0.9300 | C10—C11 | 1.356 (4) |
N2—C9 | 1.313 (4) | C10—H10 | 0.9300 |
N2—C11 | 1.343 (4) | C11—H11 | 0.9300 |
N2—H2A | 0.8600 | ||
C6—C1—C2 | 118.5 (3) | C11—N2—H2A | 126.5 |
C6—C1—C7 | 121.0 (3) | C8—O2—Ni1 | 90.11 (16) |
C2—C1—C7 | 120.5 (3) | O3—C3—C2 | 123.0 (3) |
C9—N1—C10 | 105.1 (3) | O3—C3—C4 | 117.2 (3) |
C9—N1—Ni1 | 125.3 (2) | C2—C3—C4 | 119.8 (3) |
C10—N1—Ni1 | 129.4 (2) | C3—O3—H3 | 109.5 |
N1—Ni1—N1i | 94.31 (13) | C5—C4—C3 | 119.3 (3) |
N1—Ni1—O2i | 100.22 (9) | C5—C4—H4 | 120.4 |
N1i—Ni1—O2i | 97.65 (9) | C3—C4—H4 | 120.4 |
N1—Ni1—O2 | 97.65 (9) | C6—C5—C4 | 121.1 (3) |
N1i—Ni1—O2 | 100.22 (9) | C6—C5—H5 | 119.4 |
O2i—Ni1—O2 | 153.60 (11) | C4—C5—H5 | 119.4 |
N1—Ni1—O1i | 93.78 (8) | C5—C6—C1 | 120.2 (3) |
N1i—Ni1—O1i | 158.58 (9) | C5—C6—H6 | 119.9 |
O2i—Ni1—O1i | 61.36 (7) | C1—C6—H6 | 119.9 |
O2—Ni1—O1i | 98.31 (8) | C8—C7—C1 | 110.3 (2) |
N1—Ni1—O1 | 158.58 (9) | C8—C7—H7A | 109.6 |
N1i—Ni1—O1 | 93.78 (8) | C1—C7—H7A | 109.6 |
O2i—Ni1—O1 | 98.31 (8) | C8—C7—H7B | 109.6 |
O2—Ni1—O1 | 61.36 (7) | C1—C7—H7B | 109.6 |
O1i—Ni1—O1 | 85.73 (10) | H7A—C7—H7B | 108.1 |
N1—Ni1—C8i | 98.66 (9) | O1—C8—O2 | 119.2 (3) |
N1i—Ni1—C8i | 128.39 (10) | O1—C8—C7 | 120.5 (3) |
O2i—Ni1—C8i | 30.92 (8) | O2—C8—C7 | 120.2 (3) |
O2—Ni1—C8i | 126.79 (9) | N2—C9—N1 | 112.0 (3) |
O1i—Ni1—C8i | 30.45 (8) | N2—C9—H9 | 124.0 |
O1—Ni1—C8i | 91.74 (8) | N1—C9—H9 | 124.0 |
C8—O1—Ni1 | 89.31 (17) | N1—C10—C11 | 109.5 (3) |
C3—C2—C1 | 121.2 (3) | N1—C10—H10 | 125.2 |
C3—C2—H2 | 119.4 | C11—C10—H10 | 125.2 |
C1—C2—H2 | 119.4 | N2—C11—C10 | 106.2 (3) |
C9—N2—C11 | 107.1 (3) | N2—C11—H11 | 126.9 |
C9—N2—H2A | 126.5 | C10—C11—H11 | 126.9 |
Symmetry code: (i) −x, y, −z+1/2. |
D—H···A | D—H | H···A | D···A | D—H···A |
N2—H2A···O1ii | 0.86 | 1.88 | 2.734 (3) | 171 |
O3—H3···O2iii | 0.82 | 1.96 | 2.763 (3) | 168 |
Symmetry codes: (ii) x+1/2, y+1/2, z; (iii) −x+1/2, −y+1/2, −z+1. |
Experimental details
Crystal data | |
Chemical formula | [Ni(C8H7O3)2(C3H4N2)2] |
Mr | 497.15 |
Crystal system, space group | Monoclinic, C2/c |
Temperature (K) | 296 |
a, b, c (Å) | 12.8481 (14), 10.6829 (12), 16.3051 (19) |
β (°) | 101.410 (1) |
V (Å3) | 2193.7 (4) |
Z | 4 |
Radiation type | Mo Kα |
µ (mm−1) | 0.93 |
Crystal size (mm) | 0.32 × 0.27 × 0.24 |
Data collection | |
Diffractometer | Bruker APEXII CCD diffractometer |
Absorption correction | Multi-scan (SADABS; Sheldrick, 1996) |
Tmin, Tmax | 0.762, 0.811 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 5522, 1960, 1509 |
Rint | 0.045 |
(sin θ/λ)max (Å−1) | 0.599 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.039, 0.094, 1.01 |
No. of reflections | 1960 |
No. of parameters | 151 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.29, −0.25 |
Computer programs: APEX2 (Bruker, 2007), SAINT (Bruker, 2007), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), SHELXTL (Sheldrick, 2008).
D—H···A | D—H | H···A | D···A | D—H···A |
N2—H2A···O1i | 0.86 | 1.88 | 2.734 (3) | 171 |
O3—H3···O2ii | 0.82 | 1.96 | 2.763 (3) | 168 |
Symmetry codes: (i) x+1/2, y+1/2, z; (ii) −x+1/2, −y+1/2, −z+1. |
Acknowledgements
The authors acknowledge Bijie University for kindly supporting this work (20072016).
References
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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.
The use of multifunctional organic linker molecules in the preparation of coordination polymers and open-framework materials has led to the development of a rich field of chemistry, owing to the potential applications of these materials in catalysis, separation, gas storage and molecular recognition (James, 2003; Serre et al., 2004; Yaghi et al., 1998, 2003). 3-Hydroxyphenylacetic acid has a versatile binding ability. Structures of the complexes with 3-hydroxyphenylacetate have not been reported to date. We obtained a new NiII complex from the reaction of 3-hydroxyphenylacetic acid, imidazole and NiCl2 in an alkaline aqueous solution.
As illustrated in Fig. 1, the NiII atom, lying on a twofold rotation axis, has a distorted octahedral environment, defined by four carboxylate O atoms from two bidentate 3-hydroxyphenylacetate ligands and two N atoms from two imidazole molecules. Intermolecular O—H···O and N—H···O hydrogen bonds form a three-dimensional network, which is further consolidated by π–π stacking interactions between the imidazole and phenyl rings of neighboring complexes, with a centroid–centroid distance of 3.856 (2) Å.