metal-organic compounds
Aqua(1,10-phenanthroline)(pyridine-2,6-dicarboxylato)nickel(II) pyridine-2,6-dicarboxylic acid solvate tetrahydrate
aDepartment of Chemistry, Faculty of Science, University of Kashan, 51167 Kashan, Iran, bFaculty of Chemistry, Tarbiat Moallem University, Tehran, Iran, cDepartment of Chemistry, Faculty of Science, Payame Noor University (PNU), Qom, Iran, and dDepartment of Chemistry, University of Kurdistan, Sanandaj, Iran
*Correspondence e-mail: safaei@kashanu.ac.ir
The title compound, [Ni(C7H3NO4)(C12H8N2)(H2O)]·C7H5NO4·4H2O or [Ni(pydc)(phen)(H2O)].pydcH2·4H2O, was obtained by the reaction of nickel(II) nitrate hexahydrate with the proton-transfer compound (phenH)2(pydc) (phen is 1,10-phenanothroline and pydcH2 is pyridine-2,6-dicarboxylic acid) in aqueous solution. Both the cationic and anionic portions of the starting proton-transfer compound are involved in the complexation. The NiII atom has a distorted octahedral geometry and is hexacoordinated by three O atoms and three N atoms from one phen fragment (as a bidentate ligand), one (pydc)2− unit (as a tridentate ligand) and one water molecule. In the extensive O—H⋯O, O—H⋯N and C—H⋯O hydrogen bonds with D⋯A distances ranging from 2.573 (2) to 3.385 (2) Å, π–π interactions between the phen ring systems [with centroid–centroid distances of 3.4694 (12), 3.4781 (11) and 3.8310 (11) Å] and intermolecular C—O⋯π interactions [C⋯π distances of 3.4812 (17), 3.5784 (16) and 3.5926 (16) Å] connect the various components together.
Related literature
For proton-transfer compounds see: Aghabozorg et al. (2007); Aghabozorg, Manteghi & Sheshmani (2008); Aghabozorg, Motyeian et al. (2008); Aharif et al. (2007). For the isostructural Co complex see: Su et al. (2005).
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) and Mercury (Macrae et al., 2006); software used to prepare material for publication: SHELXL97.
Supporting information
10.1107/S1600536808039378/om2263sup1.cif
contains datablocks I, global. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536808039378/om2263Isup2.hkl
The proton transfer
was prepared by a reaction between phen and pydcH2. A solution of Ni(NO3)2.6H2O (143 mg, 0.5 mmol) in water (15 ml) was added to an aqueous solution of (phenH)2(pydc) (244 mg, 1 mmol) in water (15 ml) in a 1:2 molar ratio. Blue crystals of the title compound suitable for X-ray characterization were obtained after a few days at room temperature.Hydrogen atoms of hydroxo groups and water molecules were located from the difference Fourier syntheses. The H(C) atoms were placed in geometrically calculated positions. Hydroxo O—H distances were set to 0.84 Å and C—H distances were set to 0.95 Å. Water O—H distances were normalized to 0.85 Å and the hydrogen positions were not further refined. Other hydrogen atom positions were refined with a riding model with the Uĩso~(H) parameters equal to 1.2Ueq(O) for hydroxo groups, 1.2Ueq(C) for bonded carbon atoms and to 1.5Ueq(O) for water molecules where U~eq~(C) and U~eq~(O) are the equivalent isotropic thermal parameters of the atoms to which corresponding H atoms are bonded.
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) and Mercury (Macrae et al., 2006); software used to prepare material for publication: SHELXL97 (Sheldrick, 2008).Fig. 1. The molecular structure of title compound with displacement ellipsoids drawn at the 50% probability level. | |
Fig. 2. π-π interactions between aromatic rings of 1,10-phenanthroline (phen). | |
Fig. 3. The C–O···π intermolecular interactions between CO of carboxylate groups and aromatic rings. | |
Fig. 4. Crystal packing of the title compound along a axis. Hydrogen bonds are shown as dashed lines. The hydrogen atoms that do not take part in hydrogen bonding are not depicted for clarity. |
[Ni(C7H3NO4)(C12H8N2)(H2O)]·C7H5NO4·4H2O | Z = 2 |
Mr = 661.22 | F(000) = 684 |
Triclinic, P1 | Dx = 1.622 Mg m−3 |
Hall symbol: -P 1 | Mo Kα radiation, λ = 0.71073 Å |
a = 9.9454 (7) Å | Cell parameters from 2738 reflections |
b = 11.3524 (7) Å | θ = 2.6–34.7° |
c = 12.7687 (10) Å | µ = 0.80 mm−1 |
α = 76.527 (2)° | T = 100 K |
β = 81.252 (2)° | Prism, blue |
γ = 76.131 (2)° | 0.41 × 0.32 × 0.26 mm |
V = 1354.00 (17) Å3 |
Bruker SMART APEXII diffractometer | 6485 independent reflections |
Radiation source: fine-focus sealed tube | 5910 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.023 |
ω scans | θmax = 28.0°, θmin = 1.7° |
Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | h = −13→13 |
Tmin = 0.736, Tmax = 0.820 | k = −14→14 |
14769 measured reflections | l = −16→16 |
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)] = 0.034 | Hydrogen site location: mixed |
wR(F2) = 0.092 | H-atom parameters constrained |
S = 1.01 | w = 1/[σ2(Fo2) + (0.04P)2 + 1.76P] where P = (Fo2 + 2Fc2)/3 |
6485 reflections | (Δ/σ)max < 0.001 |
397 parameters | Δρmax = 0.47 e Å−3 |
0 restraints | Δρmin = −0.51 e Å−3 |
[Ni(C7H3NO4)(C12H8N2)(H2O)]·C7H5NO4·4H2O | γ = 76.131 (2)° |
Mr = 661.22 | V = 1354.00 (17) Å3 |
Triclinic, P1 | Z = 2 |
a = 9.9454 (7) Å | Mo Kα radiation |
b = 11.3524 (7) Å | µ = 0.80 mm−1 |
c = 12.7687 (10) Å | T = 100 K |
α = 76.527 (2)° | 0.41 × 0.32 × 0.26 mm |
β = 81.252 (2)° |
Bruker SMART APEXII diffractometer | 6485 independent reflections |
Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | 5910 reflections with I > 2σ(I) |
Tmin = 0.736, Tmax = 0.820 | Rint = 0.023 |
14769 measured reflections |
R[F2 > 2σ(F2)] = 0.034 | 0 restraints |
wR(F2) = 0.092 | H-atom parameters constrained |
S = 1.01 | Δρmax = 0.47 e Å−3 |
6485 reflections | Δρmin = −0.51 e Å−3 |
397 parameters |
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 | ||
Ni1 | 0.14557 (2) | 0.61408 (2) | 0.219863 (18) | 0.01073 (7) | |
O1 | 0.27282 (14) | 0.74827 (12) | 0.17880 (10) | 0.0147 (3) | |
O2 | 0.42638 (15) | 0.81778 (13) | 0.24813 (11) | 0.0200 (3) | |
O3 | 0.06221 (13) | 0.46491 (12) | 0.32080 (10) | 0.0135 (3) | |
O4 | 0.07765 (14) | 0.33692 (12) | 0.48273 (11) | 0.0154 (3) | |
O5 | 0.32914 (16) | 1.18635 (13) | 0.32094 (11) | 0.0203 (3) | |
H5A | 0.2927 | 1.1262 | 0.3229 | 0.024* | |
O6 | 0.43646 (15) | 1.24853 (13) | 0.43060 (12) | 0.0204 (3) | |
O7 | 0.08261 (14) | 0.88178 (12) | 0.42880 (11) | 0.0163 (3) | |
O8 | 0.06159 (14) | 0.77645 (12) | 0.59989 (11) | 0.0171 (3) | |
H8A | 0.0140 | 0.7401 | 0.5742 | 0.021* | |
N1 | 0.23864 (15) | 0.58307 (14) | 0.35305 (12) | 0.0116 (3) | |
N2 | 0.05900 (16) | 0.65260 (14) | 0.07697 (12) | 0.0129 (3) | |
N3 | 0.29117 (16) | 0.49314 (14) | 0.13877 (12) | 0.0127 (3) | |
N4 | 0.24313 (16) | 1.01566 (14) | 0.48213 (12) | 0.0134 (3) | |
C1 | 0.32172 (18) | 0.65734 (16) | 0.35902 (14) | 0.0121 (3) | |
C2 | 0.37457 (19) | 0.65049 (17) | 0.45478 (15) | 0.0146 (3) | |
H2A | 0.4327 | 0.7041 | 0.4592 | 0.018* | |
C3 | 0.33980 (19) | 0.56227 (18) | 0.54497 (15) | 0.0155 (4) | |
H3A | 0.3740 | 0.5560 | 0.6120 | 0.019* | |
C4 | 0.25558 (19) | 0.48366 (17) | 0.53718 (15) | 0.0139 (3) | |
H4B | 0.2330 | 0.4222 | 0.5975 | 0.017* | |
C5 | 0.20561 (18) | 0.49817 (16) | 0.43806 (14) | 0.0116 (3) | |
C6 | 0.34375 (19) | 0.74912 (16) | 0.25348 (15) | 0.0137 (3) | |
C7 | 0.10751 (18) | 0.42734 (16) | 0.41213 (14) | 0.0118 (3) | |
C8 | −0.05952 (19) | 0.72987 (17) | 0.04897 (15) | 0.0152 (3) | |
H8B | −0.1158 | 0.7734 | 0.1008 | 0.018* | |
C9 | −0.1049 (2) | 0.74989 (18) | −0.05366 (15) | 0.0172 (4) | |
H9A | −0.1902 | 0.8060 | −0.0704 | 0.021* | |
C10 | −0.0251 (2) | 0.68771 (18) | −0.12991 (15) | 0.0171 (4) | |
H10A | −0.0540 | 0.7010 | −0.2001 | 0.021* | |
C11 | 0.1005 (2) | 0.60376 (18) | −0.10257 (15) | 0.0154 (4) | |
C12 | 0.1883 (2) | 0.53061 (19) | −0.17468 (15) | 0.0185 (4) | |
H12A | 0.1647 | 0.5407 | −0.2461 | 0.022* | |
C13 | 0.3046 (2) | 0.44706 (19) | −0.14207 (16) | 0.0186 (4) | |
H13A | 0.3606 | 0.3991 | −0.1909 | 0.022* | |
C14 | 0.34446 (19) | 0.42989 (17) | −0.03512 (15) | 0.0150 (3) | |
C15 | 0.4619 (2) | 0.34293 (17) | 0.00459 (16) | 0.0175 (4) | |
H15A | 0.5207 | 0.2914 | −0.0402 | 0.021* | |
C16 | 0.4904 (2) | 0.33338 (17) | 0.10809 (16) | 0.0168 (4) | |
H16A | 0.5691 | 0.2750 | 0.1357 | 0.020* | |
C17 | 0.40235 (19) | 0.41079 (17) | 0.17342 (15) | 0.0149 (3) | |
H17A | 0.4235 | 0.4036 | 0.2450 | 0.018* | |
C18 | 0.26186 (19) | 0.50255 (16) | 0.03579 (14) | 0.0130 (3) | |
C19 | 0.13779 (19) | 0.58987 (16) | 0.00219 (14) | 0.0131 (3) | |
C20 | 0.32109 (19) | 1.08231 (17) | 0.50875 (15) | 0.0138 (3) | |
C21 | 0.3586 (2) | 1.06598 (18) | 0.61277 (16) | 0.0175 (4) | |
H21A | 0.4139 | 1.1161 | 0.6285 | 0.021* | |
C22 | 0.3128 (2) | 0.97428 (19) | 0.69244 (16) | 0.0189 (4) | |
H22A | 0.3371 | 0.9596 | 0.7642 | 0.023* | |
C23 | 0.2307 (2) | 0.90385 (18) | 0.66607 (15) | 0.0167 (4) | |
H23A | 0.1978 | 0.8406 | 0.7194 | 0.020* | |
C24 | 0.19803 (18) | 0.92821 (16) | 0.56006 (15) | 0.0131 (3) | |
C25 | 0.36731 (19) | 1.17943 (17) | 0.41766 (15) | 0.0157 (4) | |
C26 | 0.10791 (18) | 0.86000 (16) | 0.52254 (15) | 0.0133 (3) | |
O1W | −0.02250 (14) | 0.73999 (12) | 0.28080 (11) | 0.0162 (3) | |
H1 | −0.0342 | 0.7339 | 0.3490 | 0.024* | |
H2 | −0.0089 | 0.8098 | 0.2446 | 0.024* | |
O2W | 0.20162 (16) | 1.03365 (13) | 0.25314 (11) | 0.0206 (3) | |
H3 | 0.2729 | 0.9812 | 0.2350 | 0.031* | |
H4 | 0.1654 | 0.9911 | 0.3094 | 0.031* | |
O3W | 0.00061 (15) | 0.96907 (14) | 0.14753 (12) | 0.0238 (3) | |
H5 | 0.0484 | 1.0092 | 0.1701 | 0.036* | |
H6 | 0.0279 | 0.9587 | 0.0833 | 0.036* | |
O4W | −0.2328 (2) | 1.09864 (16) | 0.03141 (15) | 0.0428 (5) | |
H7 | −0.2480 | 1.1528 | −0.0263 | 0.064* | |
H8 | −0.2752 | 1.0400 | 0.0390 | 0.064* | |
O5W | 0.5989 (2) | 0.92774 (19) | 0.06799 (16) | 0.0443 (5) | |
H9 | 0.5842 | 0.8595 | 0.1070 | 0.066* | |
H10 | 0.5340 | 0.9780 | 0.0964 | 0.066* |
U11 | U22 | U33 | U12 | U13 | U23 | |
Ni1 | 0.01194 (12) | 0.01138 (12) | 0.00901 (11) | −0.00305 (8) | −0.00187 (8) | −0.00123 (8) |
O1 | 0.0164 (6) | 0.0140 (6) | 0.0136 (6) | −0.0047 (5) | −0.0022 (5) | −0.0008 (5) |
O2 | 0.0198 (7) | 0.0206 (7) | 0.0217 (7) | −0.0116 (6) | −0.0009 (5) | −0.0020 (6) |
O3 | 0.0145 (6) | 0.0154 (6) | 0.0113 (6) | −0.0053 (5) | −0.0023 (5) | −0.0013 (5) |
O4 | 0.0178 (6) | 0.0146 (6) | 0.0139 (6) | −0.0068 (5) | −0.0018 (5) | 0.0004 (5) |
O5 | 0.0295 (8) | 0.0183 (7) | 0.0165 (7) | −0.0131 (6) | −0.0065 (6) | 0.0006 (5) |
O6 | 0.0236 (7) | 0.0193 (7) | 0.0218 (7) | −0.0110 (6) | −0.0049 (6) | −0.0026 (6) |
O7 | 0.0174 (6) | 0.0177 (6) | 0.0147 (6) | −0.0067 (5) | −0.0028 (5) | −0.0015 (5) |
O8 | 0.0207 (7) | 0.0167 (6) | 0.0161 (6) | −0.0099 (5) | −0.0029 (5) | −0.0009 (5) |
N1 | 0.0111 (7) | 0.0117 (7) | 0.0119 (7) | −0.0023 (5) | −0.0011 (5) | −0.0028 (5) |
N2 | 0.0151 (7) | 0.0126 (7) | 0.0115 (7) | −0.0050 (6) | −0.0021 (6) | −0.0009 (5) |
N3 | 0.0148 (7) | 0.0121 (7) | 0.0121 (7) | −0.0057 (6) | −0.0012 (6) | −0.0013 (5) |
N4 | 0.0136 (7) | 0.0131 (7) | 0.0138 (7) | −0.0034 (6) | −0.0020 (6) | −0.0023 (6) |
C1 | 0.0102 (8) | 0.0115 (8) | 0.0144 (8) | −0.0015 (6) | −0.0009 (6) | −0.0034 (6) |
C2 | 0.0121 (8) | 0.0163 (8) | 0.0171 (9) | −0.0038 (7) | −0.0020 (7) | −0.0056 (7) |
C3 | 0.0137 (8) | 0.0196 (9) | 0.0139 (8) | −0.0016 (7) | −0.0043 (6) | −0.0048 (7) |
C4 | 0.0133 (8) | 0.0153 (8) | 0.0119 (8) | −0.0018 (7) | −0.0024 (6) | −0.0009 (6) |
C5 | 0.0109 (8) | 0.0113 (8) | 0.0123 (8) | −0.0012 (6) | −0.0015 (6) | −0.0027 (6) |
C6 | 0.0134 (8) | 0.0123 (8) | 0.0146 (8) | −0.0016 (6) | 0.0001 (6) | −0.0032 (6) |
C7 | 0.0117 (8) | 0.0119 (8) | 0.0121 (8) | −0.0026 (6) | 0.0009 (6) | −0.0038 (6) |
C8 | 0.0165 (9) | 0.0143 (8) | 0.0145 (9) | −0.0040 (7) | −0.0027 (7) | −0.0007 (7) |
C9 | 0.0171 (9) | 0.0178 (9) | 0.0159 (9) | −0.0050 (7) | −0.0053 (7) | 0.0017 (7) |
C10 | 0.0194 (9) | 0.0207 (9) | 0.0122 (8) | −0.0081 (7) | −0.0046 (7) | 0.0010 (7) |
C11 | 0.0167 (9) | 0.0184 (9) | 0.0126 (8) | −0.0079 (7) | −0.0010 (7) | −0.0021 (7) |
C12 | 0.0218 (9) | 0.0244 (10) | 0.0123 (8) | −0.0098 (8) | −0.0003 (7) | −0.0055 (7) |
C13 | 0.0194 (9) | 0.0244 (10) | 0.0148 (9) | −0.0098 (8) | 0.0033 (7) | −0.0077 (7) |
C14 | 0.0159 (8) | 0.0161 (8) | 0.0145 (8) | −0.0075 (7) | 0.0014 (7) | −0.0035 (7) |
C15 | 0.0166 (9) | 0.0158 (9) | 0.0205 (9) | −0.0058 (7) | 0.0044 (7) | −0.0060 (7) |
C16 | 0.0140 (8) | 0.0146 (8) | 0.0202 (9) | −0.0029 (7) | −0.0001 (7) | −0.0016 (7) |
C17 | 0.0157 (8) | 0.0141 (8) | 0.0148 (8) | −0.0051 (7) | −0.0007 (7) | −0.0012 (7) |
C18 | 0.0149 (8) | 0.0134 (8) | 0.0117 (8) | −0.0072 (7) | −0.0002 (6) | −0.0009 (6) |
C19 | 0.0149 (8) | 0.0136 (8) | 0.0116 (8) | −0.0065 (7) | −0.0007 (6) | −0.0012 (6) |
C20 | 0.0125 (8) | 0.0136 (8) | 0.0153 (8) | −0.0024 (6) | −0.0021 (6) | −0.0028 (7) |
C21 | 0.0177 (9) | 0.0189 (9) | 0.0190 (9) | −0.0062 (7) | −0.0039 (7) | −0.0060 (7) |
C22 | 0.0218 (9) | 0.0226 (9) | 0.0135 (9) | −0.0056 (8) | −0.0044 (7) | −0.0038 (7) |
C23 | 0.0188 (9) | 0.0167 (9) | 0.0146 (9) | −0.0053 (7) | −0.0021 (7) | −0.0012 (7) |
C24 | 0.0119 (8) | 0.0120 (8) | 0.0151 (8) | −0.0021 (6) | −0.0011 (6) | −0.0030 (6) |
C25 | 0.0157 (8) | 0.0144 (8) | 0.0172 (9) | −0.0033 (7) | −0.0026 (7) | −0.0028 (7) |
C26 | 0.0121 (8) | 0.0113 (8) | 0.0163 (8) | −0.0019 (6) | −0.0009 (6) | −0.0031 (6) |
O1W | 0.0178 (6) | 0.0170 (6) | 0.0126 (6) | −0.0011 (5) | −0.0008 (5) | −0.0037 (5) |
O2W | 0.0291 (8) | 0.0170 (7) | 0.0158 (7) | −0.0069 (6) | −0.0043 (6) | −0.0001 (5) |
O3W | 0.0238 (7) | 0.0283 (8) | 0.0233 (8) | −0.0102 (6) | −0.0030 (6) | −0.0081 (6) |
O4W | 0.0644 (13) | 0.0272 (9) | 0.0417 (11) | −0.0193 (9) | −0.0339 (10) | 0.0116 (8) |
O5W | 0.0342 (10) | 0.0487 (11) | 0.0398 (11) | −0.0134 (9) | 0.0049 (8) | 0.0100 (9) |
Ni1—N1 | 1.9790 (15) | C9—H9A | 0.9500 |
Ni1—N2 | 2.0462 (15) | C10—C11 | 1.414 (3) |
Ni1—N3 | 2.0754 (16) | C10—H10A | 0.9500 |
Ni1—O1W | 2.1023 (13) | C11—C19 | 1.406 (3) |
Ni1—O1 | 2.1325 (13) | C11—C12 | 1.436 (3) |
Ni1—O3 | 2.1325 (13) | C12—C13 | 1.360 (3) |
O1—C6 | 1.272 (2) | C12—H12A | 0.9500 |
O2—C6 | 1.246 (2) | C13—C14 | 1.436 (3) |
O3—C7 | 1.257 (2) | C13—H13A | 0.9500 |
O4—C7 | 1.260 (2) | C14—C18 | 1.404 (3) |
O5—C25 | 1.326 (2) | C14—C15 | 1.411 (3) |
O5—H5A | 0.8400 | C15—C16 | 1.368 (3) |
O6—C25 | 1.212 (2) | C15—H15A | 0.9500 |
O7—C26 | 1.217 (2) | C16—C17 | 1.409 (3) |
O8—C26 | 1.312 (2) | C16—H16A | 0.9500 |
O8—H8A | 0.8400 | C17—H17A | 0.9500 |
N1—C5 | 1.331 (2) | C18—C19 | 1.437 (3) |
N1—C1 | 1.335 (2) | C20—C21 | 1.393 (3) |
N2—C8 | 1.332 (2) | C20—C25 | 1.504 (3) |
N2—C19 | 1.362 (2) | C21—C22 | 1.385 (3) |
N3—C17 | 1.324 (2) | C21—H21A | 0.9500 |
N3—C18 | 1.364 (2) | C22—C23 | 1.394 (3) |
N4—C20 | 1.331 (2) | C22—H22A | 0.9500 |
N4—C24 | 1.339 (2) | C23—C24 | 1.389 (3) |
C1—C2 | 1.382 (3) | C23—H23A | 0.9500 |
C1—C6 | 1.522 (2) | C24—C26 | 1.506 (3) |
C2—C3 | 1.399 (3) | O1W—H1 | 0.8500 |
C2—H2A | 0.9500 | O1W—H2 | 0.8501 |
C3—C4 | 1.390 (3) | O2W—H3 | 0.8500 |
C3—H3A | 0.9500 | O2W—H4 | 0.8500 |
C4—C5 | 1.390 (2) | O3W—H5 | 0.8501 |
C4—H4B | 0.9500 | O3W—H6 | 0.8501 |
C5—C7 | 1.519 (2) | O4W—H7 | 0.8499 |
C8—C9 | 1.402 (3) | O4W—H8 | 0.8500 |
C8—H8B | 0.9500 | O5W—H9 | 0.8500 |
C9—C10 | 1.376 (3) | O5W—H10 | 0.8500 |
N1—Ni1—N2 | 176.22 (6) | C9—C10—H10A | 120.4 |
N1—Ni1—N3 | 98.32 (6) | C11—C10—H10A | 120.4 |
N2—Ni1—N3 | 80.66 (6) | C19—C11—C10 | 117.33 (17) |
N1—Ni1—O1W | 91.23 (6) | C19—C11—C12 | 119.15 (17) |
N2—Ni1—O1W | 89.89 (6) | C10—C11—C12 | 123.49 (17) |
N3—Ni1—O1W | 170.36 (6) | C13—C12—C11 | 120.85 (18) |
N1—Ni1—O1 | 78.03 (6) | C13—C12—H12A | 119.6 |
N2—Ni1—O1 | 98.33 (6) | C11—C12—H12A | 119.6 |
N3—Ni1—O1 | 91.53 (5) | C12—C13—C14 | 121.23 (18) |
O1W—Ni1—O1 | 91.76 (5) | C12—C13—H13A | 119.4 |
N1—Ni1—O3 | 77.62 (6) | C14—C13—H13A | 119.4 |
N2—Ni1—O3 | 106.01 (5) | C18—C14—C15 | 117.11 (17) |
N3—Ni1—O3 | 91.48 (5) | C18—C14—C13 | 118.81 (17) |
O1W—Ni1—O3 | 89.24 (5) | C15—C14—C13 | 124.07 (18) |
O1—Ni1—O3 | 155.65 (5) | C16—C15—C14 | 119.53 (17) |
C6—O1—Ni1 | 114.67 (11) | C16—C15—H15A | 120.2 |
C7—O3—Ni1 | 114.38 (11) | C14—C15—H15A | 120.2 |
C25—O5—H5A | 109.5 | C15—C16—C17 | 119.54 (18) |
C26—O8—H8A | 109.5 | C15—C16—H16A | 120.2 |
C5—N1—C1 | 121.56 (16) | C17—C16—H16A | 120.2 |
C5—N1—Ni1 | 119.38 (12) | N3—C17—C16 | 122.47 (17) |
C1—N1—Ni1 | 118.66 (12) | N3—C17—H17A | 118.8 |
C8—N2—C19 | 117.89 (16) | C16—C17—H17A | 118.8 |
C8—N2—Ni1 | 128.89 (13) | N3—C18—C14 | 123.15 (17) |
C19—N2—Ni1 | 113.21 (12) | N3—C18—C19 | 116.67 (16) |
C17—N3—C18 | 118.21 (16) | C14—C18—C19 | 120.16 (17) |
C17—N3—Ni1 | 129.43 (13) | N2—C19—C11 | 123.22 (17) |
C18—N3—Ni1 | 112.35 (12) | N2—C19—C18 | 116.97 (16) |
C20—N4—C24 | 117.95 (16) | C11—C19—C18 | 119.77 (17) |
N1—C1—C2 | 121.05 (16) | N4—C20—C21 | 123.74 (17) |
N1—C1—C6 | 113.02 (15) | N4—C20—C25 | 115.21 (16) |
C2—C1—C6 | 125.88 (16) | C21—C20—C25 | 121.05 (17) |
C1—C2—C3 | 117.96 (17) | C22—C21—C20 | 117.81 (17) |
C1—C2—H2A | 121.0 | C22—C21—H21A | 121.1 |
C3—C2—H2A | 121.0 | C20—C21—H21A | 121.1 |
C4—C3—C2 | 120.48 (17) | C21—C22—C23 | 119.22 (18) |
C4—C3—H3A | 119.8 | C21—C22—H22A | 120.4 |
C2—C3—H3A | 119.8 | C23—C22—H22A | 120.4 |
C5—C4—C3 | 117.65 (17) | C24—C23—C22 | 118.47 (17) |
C5—C4—H4B | 121.2 | C24—C23—H23A | 120.8 |
C3—C4—H4B | 121.2 | C22—C23—H23A | 120.8 |
N1—C5—C4 | 121.29 (16) | N4—C24—C23 | 122.80 (17) |
N1—C5—C7 | 111.82 (15) | N4—C24—C26 | 113.94 (16) |
C4—C5—C7 | 126.87 (16) | C23—C24—C26 | 123.26 (16) |
O2—C6—O1 | 126.39 (17) | O6—C25—O5 | 120.81 (17) |
O2—C6—C1 | 118.29 (16) | O6—C25—C20 | 122.40 (17) |
O1—C6—C1 | 115.32 (16) | O5—C25—C20 | 116.79 (16) |
O3—C7—O4 | 125.29 (17) | O7—C26—O8 | 124.45 (17) |
O3—C7—C5 | 116.47 (15) | O7—C26—C24 | 121.99 (16) |
O4—C7—C5 | 118.24 (16) | O8—C26—C24 | 113.56 (16) |
N2—C8—C9 | 122.90 (18) | Ni1—O1W—H1 | 116.7 |
N2—C8—H8B | 118.6 | Ni1—O1W—H2 | 102.9 |
C9—C8—H8B | 118.6 | H1—O1W—H2 | 114.9 |
C10—C9—C8 | 119.48 (18) | H3—O2W—H4 | 101.8 |
C10—C9—H9A | 120.3 | H5—O3W—H6 | 113.4 |
C8—C9—H9A | 120.3 | H7—O4W—H8 | 113.0 |
C9—C10—C11 | 119.17 (17) | H9—O5W—H10 | 99.9 |
N1—Ni1—O1—C6 | −1.09 (12) | N1—C5—C7—O4 | 173.91 (15) |
N2—Ni1—O1—C6 | 179.94 (12) | C4—C5—C7—O4 | −7.9 (3) |
N3—Ni1—O1—C6 | −99.28 (13) | C19—N2—C8—C9 | −0.7 (3) |
O1W—Ni1—O1—C6 | 89.79 (13) | Ni1—N2—C8—C9 | 178.26 (13) |
O3—Ni1—O1—C6 | −2.3 (2) | N2—C8—C9—C10 | 0.1 (3) |
N1—Ni1—O3—C7 | −0.40 (12) | C8—C9—C10—C11 | 0.7 (3) |
N2—Ni1—O3—C7 | 178.50 (12) | C9—C10—C11—C19 | −0.8 (3) |
N3—Ni1—O3—C7 | 97.79 (13) | C9—C10—C11—C12 | 177.34 (18) |
O1W—Ni1—O3—C7 | −91.82 (12) | C19—C11—C12—C13 | 1.2 (3) |
O1—Ni1—O3—C7 | 0.8 (2) | C10—C11—C12—C13 | −176.87 (18) |
N3—Ni1—N1—C5 | −93.15 (14) | C11—C12—C13—C14 | −0.6 (3) |
O1W—Ni1—N1—C5 | 85.50 (13) | C12—C13—C14—C18 | −0.9 (3) |
O1—Ni1—N1—C5 | 177.05 (14) | C12—C13—C14—C15 | 178.47 (18) |
O3—Ni1—N1—C5 | −3.45 (13) | C18—C14—C15—C16 | −0.3 (3) |
N3—Ni1—N1—C1 | 94.01 (13) | C13—C14—C15—C16 | −179.67 (18) |
O1W—Ni1—N1—C1 | −87.35 (13) | C14—C15—C16—C17 | −0.2 (3) |
O1—Ni1—N1—C1 | 4.20 (13) | C18—N3—C17—C16 | 0.0 (3) |
O3—Ni1—N1—C1 | −176.30 (14) | Ni1—N3—C17—C16 | 178.89 (13) |
N3—Ni1—N2—C8 | 177.64 (16) | C15—C16—C17—N3 | 0.3 (3) |
O1W—Ni1—N2—C8 | −0.40 (16) | C17—N3—C18—C14 | −0.5 (3) |
O1—Ni1—N2—C8 | −92.17 (16) | Ni1—N3—C18—C14 | −179.59 (14) |
O3—Ni1—N2—C8 | 88.78 (16) | C17—N3—C18—C19 | 177.93 (16) |
N3—Ni1—N2—C19 | −3.34 (12) | Ni1—N3—C18—C19 | −1.15 (19) |
O1W—Ni1—N2—C19 | 178.62 (12) | C15—C14—C18—N3 | 0.7 (3) |
O1—Ni1—N2—C19 | 86.85 (12) | C13—C14—C18—N3 | −179.93 (16) |
O3—Ni1—N2—C19 | −92.20 (12) | C15—C14—C18—C19 | −177.73 (16) |
N1—Ni1—N3—C17 | 7.14 (16) | C13—C14—C18—C19 | 1.7 (3) |
N2—Ni1—N3—C17 | −176.54 (16) | C8—N2—C19—C11 | 0.6 (3) |
O1—Ni1—N3—C17 | 85.27 (16) | Ni1—N2—C19—C11 | −178.56 (14) |
O3—Ni1—N3—C17 | −70.56 (16) | C8—N2—C19—C18 | −177.09 (16) |
N1—Ni1—N3—C18 | −173.91 (12) | Ni1—N2—C19—C18 | 3.77 (19) |
N2—Ni1—N3—C18 | 2.41 (12) | C10—C11—C19—N2 | 0.2 (3) |
O1—Ni1—N3—C18 | −95.78 (12) | C12—C11—C19—N2 | −178.06 (17) |
O3—Ni1—N3—C18 | 108.39 (12) | C10—C11—C19—C18 | 177.79 (16) |
C5—N1—C1—C2 | −1.3 (3) | C12—C11—C19—C18 | −0.4 (3) |
Ni1—N1—C1—C2 | 171.37 (13) | N3—C18—C19—N2 | −1.7 (2) |
C5—N1—C1—C6 | −178.88 (15) | C14—C18—C19—N2 | 176.74 (16) |
Ni1—N1—C1—C6 | −6.2 (2) | N3—C18—C19—C11 | −179.51 (16) |
N1—C1—C2—C3 | 0.8 (3) | C14—C18—C19—C11 | −1.0 (3) |
C6—C1—C2—C3 | 178.04 (17) | C24—N4—C20—C21 | 0.2 (3) |
C1—C2—C3—C4 | 0.6 (3) | C24—N4—C20—C25 | −179.58 (16) |
C2—C3—C4—C5 | −1.4 (3) | N4—C20—C21—C22 | 0.6 (3) |
C1—N1—C5—C4 | 0.4 (3) | C25—C20—C21—C22 | −179.68 (17) |
Ni1—N1—C5—C4 | −172.21 (13) | C20—C21—C22—C23 | −0.7 (3) |
C1—N1—C5—C7 | 178.71 (15) | C21—C22—C23—C24 | 0.2 (3) |
Ni1—N1—C5—C7 | 6.08 (19) | C20—N4—C24—C23 | −0.8 (3) |
C3—C4—C5—N1 | 0.9 (3) | C20—N4—C24—C26 | 178.62 (16) |
C3—C4—C5—C7 | −177.09 (17) | C22—C23—C24—N4 | 0.6 (3) |
Ni1—O1—C6—O2 | 179.10 (15) | C22—C23—C24—C26 | −178.76 (17) |
Ni1—O1—C6—C1 | −1.73 (19) | N4—C20—C25—O6 | 178.52 (18) |
N1—C1—C6—O2 | −175.69 (16) | C21—C20—C25—O6 | −1.3 (3) |
C2—C1—C6—O2 | 6.9 (3) | N4—C20—C25—O5 | −1.7 (2) |
N1—C1—C6—O1 | 5.1 (2) | C21—C20—C25—O5 | 178.54 (17) |
C2—C1—C6—O1 | −172.37 (17) | N4—C24—C26—O7 | 1.8 (3) |
Ni1—O3—C7—O4 | −176.60 (14) | C23—C24—C26—O7 | −178.84 (18) |
Ni1—O3—C7—C5 | 3.63 (19) | N4—C24—C26—O8 | −178.54 (15) |
N1—C5—C7—O3 | −6.3 (2) | C23—C24—C26—O8 | 0.9 (3) |
C4—C5—C7—O3 | 171.87 (17) |
D—H···A | D—H | H···A | D···A | D—H···A |
O5—H5A···O2W | 0.84 | 1.96 | 2.730 (2) | 151 |
O8—H8A···O4i | 0.84 | 1.73 | 2.573 (2) | 177 |
O1W—H1···O4i | 0.85 | 2.13 | 2.946 (2) | 161 |
O1W—H2···O3W | 0.85 | 1.95 | 2.796 (2) | 171 |
O2W—H3···O2 | 0.85 | 2.09 | 2.900 (2) | 159 |
O2W—H4···O7 | 0.85 | 1.94 | 2.788 (2) | 174 |
O3W—H5···O2W | 0.85 | 2.09 | 2.887 (2) | 157 |
O3W—H6···O4Wii | 0.85 | 2.37 | 3.083 (3) | 142 |
O4W—H7···O1ii | 0.85 | 2.03 | 2.864 (3) | 168 |
O4W—H8···O5Wiii | 0.85 | 1.93 | 2.772 (3) | 169 |
O5W—H9···O2 | 0.85 | 2.24 | 2.878 (3) | 131 |
O2W—H4···N4 | 0.85 | 2.54 | 2.968 (2) | 112 |
O5—H5A···N4 | 0.84 | 2.18 | 2.669 (2) | 117 |
C2—H2A···O6iv | 0.95 | 2.28 | 3.105 (2) | 144 |
C8—H8B···O1W | 0.95 | 2.52 | 3.070 (2) | 117 |
C12—H12A···O3v | 0.95 | 2.60 | 3.317 (2) | 132 |
C15—H15A···O1vi | 0.95 | 2.52 | 3.385 (2) | 151 |
Symmetry codes: (i) −x, −y+1, −z+1; (ii) −x, −y+2, −z; (iii) x−1, y, z; (iv) −x+1, −y+2, −z+1; (v) −x, −y+1, −z; (vi) −x+1, −y+1, −z. |
Experimental details
Crystal data | |
Chemical formula | [Ni(C7H3NO4)(C12H8N2)(H2O)]·C7H5NO4·4H2O |
Mr | 661.22 |
Crystal system, space group | Triclinic, P1 |
Temperature (K) | 100 |
a, b, c (Å) | 9.9454 (7), 11.3524 (7), 12.7687 (10) |
α, β, γ (°) | 76.527 (2), 81.252 (2), 76.131 (2) |
V (Å3) | 1354.00 (17) |
Z | 2 |
Radiation type | Mo Kα |
µ (mm−1) | 0.80 |
Crystal size (mm) | 0.41 × 0.32 × 0.26 |
Data collection | |
Diffractometer | Bruker SMART APEXII diffractometer |
Absorption correction | Multi-scan (SADABS; Sheldrick, 1996) |
Tmin, Tmax | 0.736, 0.820 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 14769, 6485, 5910 |
Rint | 0.023 |
(sin θ/λ)max (Å−1) | 0.661 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.034, 0.092, 1.01 |
No. of reflections | 6485 |
No. of parameters | 397 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.47, −0.51 |
Computer programs: APEX2 (Bruker, 2007), SAINT (Bruker, 2007), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), SHELXTL (Sheldrick, 2008) and Mercury (Macrae et al., 2006).
Ni1—N1 | 1.9790 (15) | Ni1—O1W | 2.1023 (13) |
Ni1—N2 | 2.0462 (15) | Ni1—O1 | 2.1325 (13) |
Ni1—N3 | 2.0754 (16) | Ni1—O3 | 2.1325 (13) |
N1—Ni1—N2 | 176.22 (6) | N1—Ni1—O1W | 91.23 (6) |
N1—Ni1—N3 | 98.32 (6) | N2—Ni1—O1W | 89.89 (6) |
N2—Ni1—N3 | 80.66 (6) | O1—Ni1—O3 | 155.65 (5) |
D—H···A | D—H | H···A | D···A | D—H···A |
O5—H5A···O2W | 0.84 | 1.964 | 2.730 (2) | 151.05 |
O8—H8A···O4i | 0.84 | 1.733 | 2.573 (2) | 177.44 |
O1W—H1···O4i | 0.85 | 2.128 | 2.946 (2) | 161.43 |
O1W—H2···O3W | 0.85 | 1.953 | 2.796 (2) | 171.06 |
O2W—H3···O2 | 0.85 | 2.092 | 2.900 (2) | 158.67 |
O2W—H4···O7 | 0.85 | 1.941 | 2.788 (2) | 174.02 |
O3W—H5···O2W | 0.85 | 2.087 | 2.887 (2) | 156.66 |
O3W—H6···O4Wii | 0.85 | 2.371 | 3.083 (3) | 141.71 |
O4W—H7···O1ii | 0.85 | 2.027 | 2.864 (3) | 168.23 |
O4W—H8···O5Wiii | 0.85 | 1.932 | 2.772 (3) | 169.14 |
O5W—H9···O2 | 0.85 | 2.244 | 2.878 (3) | 131.44 |
O2W—H4···N4 | 0.85 | 2.540 | 2.968 (2) | 112.00 |
O5—H5A···N4 | 0.84 | 2.180 | 2.669 (2) | 117.00 |
C2—H2A···O6iv | 0.95 | 2.280 | 3.105 (2) | 144.00 |
C8—H8B···O1W | 0.95 | 2.520 | 3.070 (2) | 117.00 |
C12—H12A···O3v | 0.95 | 2.600 | 3.317 (2) | 132.00 |
C15—H15A···O1vi | 0.95 | 2.520 | 3.385 (2) | 151.00 |
Symmetry codes: (i) −x, −y+1, −z+1; (ii) −x, −y+2, −z; (iii) x−1, y, z; (iv) −x+1, −y+2, −z+1; (v) −x, −y+1, −z; (vi) −x+1, −y+1, −z. |
Acknowledgements
Financial support by the University of Kashan and Payame-Noor University (PNU), Qom Center, is gratefully acknowledged. We thank the X-ray Structural Center (Moscow, Russia) for the data collection.
References
Aghabozorg, H., Daneshvar, S., Motyeian, E., Ghadermazi, M. & Attar Gharamaleki, J. (2007). Acta Cryst. E63, m2468–m2469. Web of Science CSD CrossRef IUCr Journals 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.
Non-covalent interactions including hydrogen bonds are of great importance in stabilizing the structures of different compounds in solid state. The importance of weak hydrogen bonds in the context of crystal engineering, molecular recognition and supramolecular chemistry has been well recognized in recent years. Recently, we have defined a plan to prepare water soluble proton transfer compounds as novel self assembled systems that can function as suitable ligands in the synthesis of metal complexes. In this regard, we have reported cases in which proton transfer from pyridine-2,3-dicarboxylic acid and pyridine-2,6-dicarboxylic acid (pydcH2), to piperazine (pipz), 1,10-phenanthroline, (phen) and propane-1,3-diamine (pn), resulted in the formation of self assembled systems. The resulting compounds, with some remaining sites as electron donors, can coordinate to metal ions (Aghabozorg, Daneshvar, et al., 2007; Sharif et al., 2007; Aghabozorg, Motyeian et al., 2008). For more details and related literature see our recent review article (Aghabozorg, Manteghi & Sheshmani (2008). The title compound is isostructural with a Co complex previously reported (Su et al., 2005).
The molecular structure of the title compound is presented in Fig. 1. In the [Ni(pydc)(phen)(H2O)].(pydcH2).4H2O compound, both cationic and anionic components of the starting proton transfer compound have been involved in the complexation. The NiII atom is coordinated by one 1,10-phenanthroline ligand, (phen as bidentate ligand), one pyridine-2,6-dicarboxylate group, ((pydc)2- as tridentate ligand) and one water molecule. The geometry of the resulting NiN3O3 coordination can be described as distorted octahedral. The angle between the two planes of the (pydc)2– and (phen) ligands is 89.49 (2)°, indicating that these two groups are almost perpendicular to each other.
There are notable π-π interactions between aromatic rings of coordinated (phen) fragments with distances of 3.4781 (11)Å [1 - x, 1 - y, -z], 3.4694 (12)Å [-x, 1 - y, -z] and 3.8310 (11)Å [-x, 1 - y, -z] (Fig. 2). There are also C–O···π intermolecular interactions between CO groups of carboxylate fragments with aromatic rings of pyridine-2,6-dicarboxylate with distances of 3.4812 (17) Å for C25—O6···Cg11 (1 - x, 2 - y, 1 - z), 3.5784 (16) Å for C7—O4···Cg4 (-x, 1 - y, 1 - z) and 3.5926 (16) Å for C26—O7···Cg4 (x, y, z) (Fig. 3). In addition to these interactions there is a wide range of hydrogen bonding of the type O—H···O, O—H···N and C—H···O with D···A ranging from 2.573 (2) to 3.385 (2) Å, (Table 2 and Fig. 4).