metal-organic compounds
Chlorido[(E)-2-hydroxy-6-(isonicotinoylhydrazonomethyl)phenyl]mercury(II) monohydrate
aCollege of Chemistry and Chemical Engineering, Pingdingshan University, Pingdingshan 467002, People's Republic of China, bCollege of Chemistry and Chemical Engineering, Luoyang Normal University, Luoyang 471022, People's Republic of China, and cChemical Engineering and Pharmaceutics School, Henan University of Science and Technology, Luoyang 471003, People's Republic of China
*Correspondence e-mail: lxh-9802@163.com
The 13H10N3O2)Cl]·H2O, contains two independent mercury(II) complexes with slightly different conformations, related via a pseudo-inversion centre, and two water molecules. The HgII atoms show a typical linear geometry to a C atom of the benzene ring and to a Cl atom. A benzene C and the azomethine N atom chelate the HgII atoms with weak intramolecular Hg⋯N bonding distances of 2.735 (3) and 2.739 (3) Å, respectively. The resulting five-membered metallacycles are nearly coplanar with the benzene rings [dihedral angles = 0.9 (1) and 0.7 (1)°], while the pyridine rings make dihedral angles with the benzene units of 58.17 (1) and 56.58 (1)°. In the the HgII complexes are linked by hydroxy donor and pyridine acceptor groups into chains along [010]. The water molecules connect the complexes through intermolecular O—H⋯Ocarbonyl bonds in the a-axis direction, and the azomethine H atoms donate towards the water O atoms, forming a three-dimensional network of intermolecular O—H⋯N, O—H⋯O and N—H⋯O hydrogen bonds.
of the title compound, [Hg(CRelated literature
For general background, see: Gruter et al. (1995); Soro et al. (2005); Xu et al. (2009b). For related structures, see: Hao et al. (2007); Lin et al. (2002); For the synthesis of related cyclomercurated compounds, see: Xu et al. (2009a).
Experimental
Crystal data
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Refinement
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Data collection: SMART (Bruker, 2004); cell SAINT (Bruker, 2004); 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 and PLATON (Spek, 2009).
Supporting information
10.1107/S1600536809023824/si2184sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536809023824/si2184Isup2.hkl
Chlorido(2-formyl-6-hydroxybenzaldehyde-kC1)mercury(II) was synthesized according to the reported procedure (Xu et al., 2009a). The title compound was prepared from the above compound with isonicotinoylhydrazine and recrystallized from ethanol solution at room temperature to give the desired product as colourless crystals suitable for single-crystal X-ray diffraction.
All H atoms were placed in geometrically idealized positions and constrained to ride on their patent atoms, with distances: C—H = 0.93 Å, N—H = 0.86 Å, and O—H = 0.82 Å. The Uiso(H) values were set at 1.2Ueq (C,N) and 1.5Ueq(O).
Data collection: SMART (Bruker, 2004); cell
SAINT (Bruker, 2004); data reduction: SAINT (Bruker, 2004); 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) and PLATON (Spek, 2009).Fig. 1. The molecular structure of the title compound with displacement ellipsoids at the 30% probability level. |
[Hg(C13H10N3O2)Cl]·H2O | F(000) = 1856 |
Mr = 494.30 | Dx = 2.160 Mg m−3 |
Monoclinic, P21/n | Mo Kα radiation, λ = 0.71073 Å |
a = 14.5932 (16) Å | Cell parameters from 5064 reflections |
b = 14.0111 (15) Å | θ = 2.7–28.3° |
c = 15.3711 (17) Å | µ = 10.31 mm−1 |
β = 104.685 (1)° | T = 296 K |
V = 3040.2 (6) Å3 | Block, colorless |
Z = 8 | 0.37 × 0.28 × 0.25 mm |
Bruker SMART APEX CCD area-detector diffractometer | 5658 independent reflections |
Radiation source: fine-focus sealed tube | 4683 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.030 |
ϕ and ω scans | θmax = 25.5°, θmin = 2.2° |
Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | h = −17→17 |
Tmin = 0.113, Tmax = 0.179 | k = −16→16 |
22798 measured reflections | l = −16→18 |
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)] = 0.021 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.046 | H-atom parameters constrained |
S = 1.05 | w = 1/[σ2(Fo2) + (0.0197P)2 + 1.3364P] where P = (Fo2 + 2Fc2)/3 |
5658 reflections | (Δ/σ)max = 0.002 |
381 parameters | Δρmax = 0.52 e Å−3 |
0 restraints | Δρmin = −0.83 e Å−3 |
[Hg(C13H10N3O2)Cl]·H2O | V = 3040.2 (6) Å3 |
Mr = 494.30 | Z = 8 |
Monoclinic, P21/n | Mo Kα radiation |
a = 14.5932 (16) Å | µ = 10.31 mm−1 |
b = 14.0111 (15) Å | T = 296 K |
c = 15.3711 (17) Å | 0.37 × 0.28 × 0.25 mm |
β = 104.685 (1)° |
Bruker SMART APEX CCD area-detector diffractometer | 5658 independent reflections |
Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | 4683 reflections with I > 2σ(I) |
Tmin = 0.113, Tmax = 0.179 | Rint = 0.030 |
22798 measured reflections |
R[F2 > 2σ(F2)] = 0.021 | 0 restraints |
wR(F2) = 0.046 | H-atom parameters constrained |
S = 1.05 | Δρmax = 0.52 e Å−3 |
5658 reflections | Δρmin = −0.83 e Å−3 |
381 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 | ||
Hg1 | 0.909422 (9) | 0.795528 (10) | 0.140566 (10) | 0.03271 (5) | |
Hg2 | 0.088755 (10) | 0.667392 (10) | 0.363229 (10) | 0.03354 (5) | |
Cl1 | 1.06292 (6) | 0.74039 (8) | 0.15848 (7) | 0.0482 (3) | |
Cl2 | −0.06489 (7) | 0.72341 (8) | 0.34424 (7) | 0.0485 (3) | |
O1 | 0.85291 (17) | 1.00819 (18) | 0.13735 (19) | 0.0444 (7) | |
H1 | 0.8409 | 1.0641 | 0.1231 | 0.067* | |
O2 | 0.91602 (18) | 0.54581 (19) | 0.0795 (2) | 0.0539 (8) | |
O3 | 0.14451 (18) | 0.45504 (17) | 0.3573 (2) | 0.0473 (7) | |
H3 | 0.1565 | 0.3987 | 0.3693 | 0.071* | |
O4 | 0.08053 (18) | 0.91980 (18) | 0.4187 (2) | 0.0494 (7) | |
N1 | 0.7764 (2) | 0.6537 (2) | 0.1123 (2) | 0.0339 (7) | |
N2 | 0.7733 (2) | 0.55515 (19) | 0.11402 (19) | 0.0338 (7) | |
H2D | 0.7253 | 0.5255 | 0.1239 | 0.041* | |
N3 | 0.8374 (2) | 0.2013 (2) | 0.1131 (2) | 0.0397 (8) | |
N4 | 0.2225 (2) | 0.8089 (2) | 0.3911 (2) | 0.0362 (7) | |
N5 | 0.2266 (2) | 0.9077 (2) | 0.39086 (19) | 0.0352 (7) | |
H5D | 0.2760 | 0.9368 | 0.3836 | 0.042* | |
N6 | 0.1645 (2) | 1.2624 (2) | 0.3851 (2) | 0.0397 (8) | |
C1 | 0.7779 (2) | 0.8579 (2) | 0.1197 (2) | 0.0279 (8) | |
C2 | 0.7707 (3) | 0.9568 (3) | 0.1195 (2) | 0.0349 (8) | |
C3 | 0.6823 (3) | 1.0005 (3) | 0.1066 (3) | 0.0431 (10) | |
H3A | 0.6779 | 1.0667 | 0.1076 | 0.052* | |
C4 | 0.6011 (3) | 0.9454 (3) | 0.0924 (3) | 0.0495 (11) | |
H4 | 0.5422 | 0.9746 | 0.0830 | 0.059* | |
C5 | 0.6075 (3) | 0.8465 (3) | 0.0920 (3) | 0.0411 (9) | |
H5 | 0.5528 | 0.8097 | 0.0830 | 0.049* | |
C6 | 0.6953 (2) | 0.8023 (2) | 0.1051 (2) | 0.0313 (8) | |
C7 | 0.6986 (3) | 0.6972 (2) | 0.1046 (2) | 0.0331 (8) | |
H7 | 0.6430 | 0.6625 | 0.0986 | 0.040* | |
C8 | 0.8484 (3) | 0.5069 (2) | 0.0996 (2) | 0.0351 (9) | |
C9 | 0.8433 (2) | 0.4003 (2) | 0.1063 (2) | 0.0302 (8) | |
C10 | 0.8804 (2) | 0.3447 (2) | 0.0486 (3) | 0.0361 (9) | |
H10 | 0.9089 | 0.3731 | 0.0075 | 0.043* | |
C11 | 0.8744 (2) | 0.2467 (3) | 0.0532 (3) | 0.0379 (9) | |
H11 | 0.8973 | 0.2102 | 0.0127 | 0.046* | |
C12 | 0.8025 (3) | 0.2558 (3) | 0.1688 (3) | 0.0416 (9) | |
H12 | 0.7760 | 0.2254 | 0.2104 | 0.050* | |
C13 | 0.8035 (3) | 0.3542 (3) | 0.1680 (3) | 0.0393 (9) | |
H13 | 0.7782 | 0.3890 | 0.2079 | 0.047* | |
C14 | 0.2197 (2) | 0.6052 (2) | 0.3792 (2) | 0.0291 (8) | |
C15 | 0.3026 (3) | 0.6602 (2) | 0.3951 (2) | 0.0324 (8) | |
C16 | 0.3903 (3) | 0.6153 (3) | 0.4047 (3) | 0.0446 (10) | |
H16 | 0.4453 | 0.6518 | 0.4149 | 0.054* | |
C17 | 0.3955 (3) | 0.5171 (3) | 0.3992 (3) | 0.0510 (11) | |
H17 | 0.4540 | 0.4876 | 0.4057 | 0.061* | |
C18 | 0.3143 (3) | 0.4625 (3) | 0.3840 (3) | 0.0447 (10) | |
H18 | 0.3180 | 0.3965 | 0.3798 | 0.054* | |
C19 | 0.2271 (3) | 0.5063 (3) | 0.3751 (2) | 0.0350 (9) | |
C20 | 0.3007 (3) | 0.7648 (3) | 0.3986 (2) | 0.0361 (9) | |
H20 | 0.3568 | 0.7992 | 0.4063 | 0.043* | |
C21 | 0.1510 (2) | 0.9574 (3) | 0.4023 (2) | 0.0352 (8) | |
C22 | 0.1583 (2) | 1.0639 (2) | 0.3948 (2) | 0.0305 (8) | |
C23 | 0.1992 (3) | 1.1083 (3) | 0.3340 (2) | 0.0381 (9) | |
H23 | 0.2259 | 1.0727 | 0.2955 | 0.046* | |
C24 | 0.1997 (3) | 1.2072 (2) | 0.3315 (3) | 0.0392 (9) | |
H24 | 0.2265 | 1.2367 | 0.2896 | 0.047* | |
C25 | 0.1267 (3) | 1.2190 (3) | 0.4458 (3) | 0.0386 (9) | |
H25 | 0.1036 | 1.2567 | 0.4854 | 0.046* | |
C26 | 0.1205 (2) | 1.1212 (3) | 0.4521 (2) | 0.0372 (9) | |
H26 | 0.0919 | 1.0936 | 0.4935 | 0.045* | |
O5 | 0.89687 (19) | 0.9980 (2) | 0.33618 (19) | 0.0566 (8) | |
H1W | 0.9471 | 0.9752 | 0.3683 | 0.085* | |
H2W | 0.9002 | 1.0018 | 0.2829 | 0.085* | |
O6 | 0.10303 (19) | 0.4671 (2) | 0.1547 (2) | 0.0618 (8) | |
H3W | 0.0890 | 0.4581 | 0.2031 | 0.093* | |
H4W | 0.0571 | 0.4882 | 0.1161 | 0.093* |
U11 | U22 | U33 | U12 | U13 | U23 | |
Hg1 | 0.03055 (8) | 0.02692 (10) | 0.04319 (9) | 0.00303 (6) | 0.01399 (6) | 0.00319 (6) |
Hg2 | 0.03092 (8) | 0.02783 (10) | 0.04418 (9) | 0.00243 (6) | 0.01377 (6) | 0.00243 (6) |
Cl1 | 0.0326 (5) | 0.0563 (7) | 0.0615 (7) | 0.0070 (4) | 0.0225 (5) | 0.0088 (5) |
Cl2 | 0.0337 (5) | 0.0583 (7) | 0.0585 (7) | 0.0064 (4) | 0.0213 (5) | 0.0088 (5) |
O1 | 0.0416 (15) | 0.0241 (15) | 0.0673 (19) | −0.0017 (11) | 0.0136 (14) | 0.0059 (13) |
O2 | 0.0427 (16) | 0.0345 (16) | 0.092 (2) | −0.0030 (12) | 0.0304 (16) | 0.0051 (15) |
O3 | 0.0496 (17) | 0.0181 (14) | 0.074 (2) | 0.0002 (12) | 0.0163 (14) | 0.0048 (14) |
O4 | 0.0429 (16) | 0.0295 (16) | 0.081 (2) | −0.0021 (12) | 0.0254 (15) | 0.0056 (14) |
N1 | 0.0407 (18) | 0.0175 (16) | 0.0423 (18) | 0.0007 (13) | 0.0085 (15) | 0.0004 (13) |
N2 | 0.0329 (16) | 0.0204 (17) | 0.0505 (19) | −0.0019 (12) | 0.0151 (14) | −0.0009 (13) |
N3 | 0.045 (2) | 0.026 (2) | 0.047 (2) | 0.0007 (13) | 0.0098 (16) | 0.0011 (14) |
N4 | 0.0443 (19) | 0.0212 (17) | 0.0430 (19) | −0.0063 (14) | 0.0108 (15) | −0.0037 (14) |
N5 | 0.0349 (17) | 0.0217 (17) | 0.0505 (19) | −0.0045 (13) | 0.0135 (14) | −0.0018 (14) |
N6 | 0.0408 (18) | 0.0281 (19) | 0.050 (2) | 0.0005 (14) | 0.0120 (16) | 0.0004 (15) |
C1 | 0.0333 (19) | 0.0218 (19) | 0.0300 (19) | 0.0068 (14) | 0.0103 (15) | 0.0038 (14) |
C2 | 0.040 (2) | 0.028 (2) | 0.037 (2) | 0.0015 (16) | 0.0096 (17) | 0.0025 (16) |
C3 | 0.048 (2) | 0.025 (2) | 0.057 (3) | 0.0112 (18) | 0.014 (2) | 0.0000 (18) |
C4 | 0.042 (2) | 0.041 (3) | 0.063 (3) | 0.0197 (19) | 0.010 (2) | 0.004 (2) |
C5 | 0.032 (2) | 0.035 (2) | 0.054 (3) | −0.0009 (16) | 0.0046 (18) | 0.0005 (18) |
C6 | 0.036 (2) | 0.025 (2) | 0.034 (2) | 0.0047 (15) | 0.0097 (16) | −0.0003 (15) |
C7 | 0.037 (2) | 0.025 (2) | 0.038 (2) | −0.0028 (15) | 0.0117 (17) | −0.0013 (16) |
C8 | 0.036 (2) | 0.024 (2) | 0.044 (2) | −0.0021 (16) | 0.0075 (17) | 0.0039 (16) |
C9 | 0.0301 (18) | 0.021 (2) | 0.037 (2) | 0.0014 (14) | 0.0052 (15) | 0.0032 (15) |
C10 | 0.037 (2) | 0.029 (2) | 0.044 (2) | −0.0006 (16) | 0.0154 (18) | 0.0009 (17) |
C11 | 0.039 (2) | 0.030 (2) | 0.046 (2) | 0.0082 (16) | 0.0132 (18) | −0.0025 (18) |
C12 | 0.049 (2) | 0.037 (3) | 0.042 (2) | −0.0021 (18) | 0.0186 (19) | 0.0061 (19) |
C13 | 0.052 (2) | 0.024 (2) | 0.044 (2) | 0.0024 (17) | 0.0164 (19) | −0.0021 (17) |
C14 | 0.0347 (19) | 0.023 (2) | 0.0320 (19) | 0.0054 (14) | 0.0118 (16) | 0.0031 (15) |
C15 | 0.038 (2) | 0.026 (2) | 0.033 (2) | 0.0030 (15) | 0.0092 (17) | 0.0014 (15) |
C16 | 0.034 (2) | 0.040 (3) | 0.057 (3) | 0.0023 (17) | 0.0062 (19) | −0.0017 (19) |
C17 | 0.038 (2) | 0.041 (3) | 0.070 (3) | 0.0165 (18) | 0.006 (2) | 0.005 (2) |
C18 | 0.048 (2) | 0.026 (2) | 0.058 (3) | 0.0120 (18) | 0.009 (2) | 0.0042 (18) |
C19 | 0.041 (2) | 0.023 (2) | 0.040 (2) | −0.0009 (16) | 0.0077 (17) | 0.0044 (16) |
C20 | 0.034 (2) | 0.028 (2) | 0.046 (2) | −0.0025 (16) | 0.0108 (17) | −0.0024 (17) |
C21 | 0.031 (2) | 0.032 (2) | 0.041 (2) | −0.0013 (16) | 0.0066 (17) | −0.0004 (17) |
C22 | 0.0282 (18) | 0.023 (2) | 0.039 (2) | 0.0017 (14) | 0.0065 (16) | 0.0007 (16) |
C23 | 0.047 (2) | 0.034 (2) | 0.037 (2) | 0.0030 (17) | 0.0175 (18) | −0.0026 (17) |
C24 | 0.050 (2) | 0.026 (2) | 0.046 (2) | −0.0040 (16) | 0.0194 (19) | 0.0040 (17) |
C25 | 0.040 (2) | 0.030 (2) | 0.048 (2) | 0.0069 (16) | 0.0135 (19) | −0.0033 (17) |
C26 | 0.034 (2) | 0.040 (2) | 0.041 (2) | 0.0041 (16) | 0.0151 (17) | 0.0042 (17) |
O5 | 0.0477 (17) | 0.068 (2) | 0.0577 (19) | 0.0121 (15) | 0.0196 (15) | 0.0016 (15) |
O6 | 0.0449 (17) | 0.072 (2) | 0.071 (2) | 0.0108 (15) | 0.0201 (16) | −0.0060 (17) |
Hg1—C1 | 2.059 (3) | C8—C9 | 1.501 (5) |
Hg1—Cl1 | 2.3189 (9) | C9—C13 | 1.390 (5) |
Hg2—C14 | 2.058 (3) | C9—C10 | 1.389 (5) |
Hg2—Cl2 | 2.3231 (10) | C10—C11 | 1.379 (5) |
O1—C2 | 1.366 (4) | C10—H10 | 0.9300 |
O1—H1 | 0.8200 | C11—H11 | 0.9300 |
O2—C8 | 1.233 (4) | C12—C13 | 1.379 (5) |
O3—C19 | 1.369 (4) | C12—H12 | 0.9300 |
O3—H3 | 0.8200 | C13—H13 | 0.9300 |
O4—C21 | 1.237 (4) | C14—C19 | 1.391 (5) |
N1—C7 | 1.268 (4) | C14—C15 | 1.402 (5) |
N1—N2 | 1.382 (4) | C15—C16 | 1.400 (5) |
N2—C8 | 1.354 (4) | C15—C20 | 1.468 (5) |
N2—H2D | 0.8600 | C16—C17 | 1.383 (5) |
N3—C12 | 1.340 (5) | C16—H16 | 0.9300 |
N3—C11 | 1.341 (5) | C17—C18 | 1.379 (5) |
N4—C20 | 1.277 (4) | C17—H17 | 0.9300 |
N4—N5 | 1.386 (4) | C18—C19 | 1.389 (5) |
N5—C21 | 1.353 (4) | C18—H18 | 0.9300 |
N5—H5D | 0.8600 | C20—H20 | 0.9300 |
N6—C24 | 1.323 (4) | C21—C22 | 1.502 (5) |
N6—C25 | 1.345 (4) | C22—C23 | 1.379 (5) |
C1—C2 | 1.388 (5) | C22—C26 | 1.402 (5) |
C1—C6 | 1.405 (5) | C23—C24 | 1.387 (5) |
C2—C3 | 1.397 (5) | C23—H23 | 0.9300 |
C3—C4 | 1.384 (5) | C24—H24 | 0.9300 |
C3—H3A | 0.9300 | C25—C26 | 1.378 (5) |
C4—C5 | 1.389 (5) | C25—H25 | 0.9300 |
C4—H4 | 0.9300 | C26—H26 | 0.9300 |
C5—C6 | 1.392 (5) | O5—H1W | 0.8363 |
C5—H5 | 0.9300 | O5—H2W | 0.8344 |
C6—C7 | 1.473 (5) | O6—H3W | 0.8298 |
C7—H7 | 0.9300 | O6—H4W | 0.8293 |
C1—Hg1—Cl1 | 173.85 (10) | N3—C12—C13 | 123.8 (3) |
C14—Hg2—Cl2 | 174.67 (10) | N3—C12—H12 | 118.1 |
C2—O1—H1 | 109.5 | C13—C12—H12 | 118.1 |
C19—O3—H3 | 109.5 | C12—C13—C9 | 118.5 (3) |
C7—N1—N2 | 116.7 (3) | C12—C13—H13 | 120.7 |
C8—N2—N1 | 117.6 (3) | C9—C13—H13 | 120.7 |
C8—N2—H2D | 121.2 | C19—C14—C15 | 118.8 (3) |
N1—N2—H2D | 121.2 | C19—C14—Hg2 | 119.7 (3) |
C12—N3—C11 | 117.0 (3) | C15—C14—Hg2 | 121.4 (2) |
C20—N4—N5 | 116.5 (3) | C16—C15—C14 | 119.8 (3) |
C21—N5—N4 | 118.5 (3) | C16—C15—C20 | 118.0 (3) |
C21—N5—H5D | 120.7 | C14—C15—C20 | 122.2 (3) |
N4—N5—H5D | 120.7 | C17—C16—C15 | 120.2 (4) |
C24—N6—C25 | 117.4 (3) | C17—C16—H16 | 119.9 |
C2—C1—C6 | 119.5 (3) | C15—C16—H16 | 119.9 |
C2—C1—Hg1 | 119.4 (3) | C18—C17—C16 | 120.2 (4) |
C6—C1—Hg1 | 121.1 (2) | C18—C17—H17 | 119.9 |
O1—C2—C1 | 117.6 (3) | C16—C17—H17 | 119.9 |
O1—C2—C3 | 122.0 (3) | C17—C18—C19 | 119.9 (4) |
C1—C2—C3 | 120.3 (3) | C17—C18—H18 | 120.0 |
C4—C3—C2 | 120.0 (4) | C19—C18—H18 | 120.0 |
C4—C3—H3A | 120.0 | O3—C19—C18 | 121.7 (3) |
C2—C3—H3A | 120.0 | O3—C19—C14 | 117.2 (3) |
C3—C4—C5 | 120.2 (3) | C18—C19—C14 | 121.0 (3) |
C3—C4—H4 | 119.9 | N4—C20—C15 | 120.3 (3) |
C5—C4—H4 | 119.9 | N4—C20—H20 | 119.9 |
C4—C5—C6 | 120.2 (3) | C15—C20—H20 | 119.9 |
C4—C5—H5 | 119.9 | O4—C21—N5 | 123.6 (3) |
C6—C5—H5 | 119.9 | O4—C21—C22 | 121.2 (3) |
C5—C6—C1 | 119.8 (3) | N5—C21—C22 | 115.2 (3) |
C5—C6—C7 | 118.3 (3) | C23—C22—C26 | 118.4 (3) |
C1—C6—C7 | 121.9 (3) | C23—C22—C21 | 123.4 (3) |
N1—C7—C6 | 120.6 (3) | C26—C22—C21 | 118.3 (3) |
N1—C7—H7 | 119.7 | C22—C23—C24 | 118.3 (3) |
C6—C7—H7 | 119.7 | C22—C23—H23 | 120.8 |
O2—C8—N2 | 123.6 (3) | C24—C23—H23 | 120.8 |
O2—C8—C9 | 121.0 (3) | N6—C24—C23 | 124.1 (3) |
N2—C8—C9 | 115.4 (3) | N6—C24—H24 | 117.9 |
C13—C9—C10 | 118.2 (3) | C23—C24—H24 | 117.9 |
C13—C9—C8 | 123.1 (3) | N6—C25—C26 | 122.9 (3) |
C10—C9—C8 | 118.7 (3) | N6—C25—H25 | 118.6 |
C11—C10—C9 | 119.1 (3) | C26—C25—H25 | 118.6 |
C11—C10—H10 | 120.5 | C25—C26—C22 | 118.8 (3) |
C9—C10—H10 | 120.5 | C25—C26—H26 | 120.6 |
N3—C11—C10 | 123.3 (3) | C22—C26—H26 | 120.6 |
N3—C11—H11 | 118.4 | H1W—O5—H2W | 110.1 |
C10—C11—H11 | 118.4 | H3W—O6—H4W | 111.0 |
C7—N1—N2—C8 | 163.9 (3) | C8—C9—C13—C12 | −179.9 (3) |
C20—N4—N5—C21 | −166.2 (3) | Cl2—Hg2—C14—C19 | 2.9 (12) |
Cl1—Hg1—C1—C2 | −23.9 (11) | Cl2—Hg2—C14—C15 | −176.6 (8) |
Cl1—Hg1—C1—C6 | 155.6 (7) | C19—C14—C15—C16 | 1.2 (5) |
C6—C1—C2—O1 | 177.6 (3) | Hg2—C14—C15—C16 | −179.3 (3) |
Hg1—C1—C2—O1 | −2.8 (4) | C19—C14—C15—C20 | 178.7 (3) |
C6—C1—C2—C3 | 1.2 (5) | Hg2—C14—C15—C20 | −1.8 (5) |
Hg1—C1—C2—C3 | −179.2 (3) | C14—C15—C16—C17 | −0.4 (6) |
O1—C2—C3—C4 | −177.4 (4) | C20—C15—C16—C17 | −178.0 (4) |
C1—C2—C3—C4 | −1.1 (6) | C15—C16—C17—C18 | 0.1 (6) |
C2—C3—C4—C5 | 0.8 (6) | C16—C17—C18—C19 | −0.6 (6) |
C3—C4—C5—C6 | −0.6 (6) | C17—C18—C19—O3 | 178.0 (4) |
C4—C5—C6—C1 | 0.8 (6) | C17—C18—C19—C14 | 1.4 (6) |
C4—C5—C6—C7 | 179.7 (3) | C15—C14—C19—O3 | −178.5 (3) |
C2—C1—C6—C5 | −1.1 (5) | Hg2—C14—C19—O3 | 2.1 (4) |
Hg1—C1—C6—C5 | 179.4 (3) | C15—C14—C19—C18 | −1.7 (5) |
C2—C1—C6—C7 | −179.9 (3) | Hg2—C14—C19—C18 | 178.8 (3) |
Hg1—C1—C6—C7 | 0.5 (5) | N5—N4—C20—C15 | −177.1 (3) |
N2—N1—C7—C6 | 178.0 (3) | C16—C15—C20—N4 | −179.3 (4) |
C5—C6—C7—N1 | 176.9 (3) | C14—C15—C20—N4 | 3.2 (5) |
C1—C6—C7—N1 | −4.2 (5) | N4—N5—C21—O4 | 4.8 (5) |
N1—N2—C8—O2 | −4.8 (5) | N4—N5—C21—C22 | −175.9 (3) |
N1—N2—C8—C9 | 177.4 (3) | O4—C21—C22—C23 | −143.1 (4) |
O2—C8—C9—C13 | 145.8 (4) | N5—C21—C22—C23 | 37.6 (5) |
N2—C8—C9—C13 | −36.3 (5) | O4—C21—C22—C26 | 36.2 (5) |
O2—C8—C9—C10 | −33.8 (5) | N5—C21—C22—C26 | −143.1 (3) |
N2—C8—C9—C10 | 144.1 (3) | C26—C22—C23—C24 | −1.0 (5) |
C13—C9—C10—C11 | 1.5 (5) | C21—C22—C23—C24 | 178.3 (3) |
C8—C9—C10—C11 | −178.9 (3) | C25—N6—C24—C23 | 0.5 (6) |
C12—N3—C11—C10 | 2.0 (5) | C22—C23—C24—N6 | 1.1 (6) |
C9—C10—C11—N3 | −2.5 (5) | C24—N6—C25—C26 | −2.2 (5) |
C11—N3—C12—C13 | −0.6 (5) | N6—C25—C26—C22 | 2.3 (5) |
N3—C12—C13—C9 | −0.2 (6) | C23—C22—C26—C25 | −0.6 (5) |
C10—C9—C13—C12 | −0.3 (5) | C21—C22—C26—C25 | −179.9 (3) |
D—H···A | D—H | H···A | D···A | D—H···A |
O6—H4W···O2i | 0.83 | 2.15 | 2.898 (4) | 150 |
O6—H3W···O3 | 0.83 | 2.30 | 3.023 (4) | 146 |
O5—H2W···O1 | 0.83 | 2.17 | 2.963 (4) | 159 |
O5—H1W···O4ii | 0.84 | 2.06 | 2.876 (4) | 166 |
N5—H5D···O6iii | 0.86 | 2.04 | 2.872 (4) | 162 |
N2—H2D···O5iv | 0.86 | 2.06 | 2.890 (4) | 161 |
O3—H3···N6v | 0.82 | 1.92 | 2.737 (4) | 171 |
O1—H1···N3vi | 0.82 | 1.93 | 2.733 (4) | 167 |
Symmetry codes: (i) x−1, y, z; (ii) x+1, y, z; (iii) −x+1/2, y+1/2, −z+1/2; (iv) −x+3/2, y−1/2, −z+1/2; (v) x, y−1, z; (vi) x, y+1, z. |
Experimental details
Crystal data | |
Chemical formula | [Hg(C13H10N3O2)Cl]·H2O |
Mr | 494.30 |
Crystal system, space group | Monoclinic, P21/n |
Temperature (K) | 296 |
a, b, c (Å) | 14.5932 (16), 14.0111 (15), 15.3711 (17) |
β (°) | 104.685 (1) |
V (Å3) | 3040.2 (6) |
Z | 8 |
Radiation type | Mo Kα |
µ (mm−1) | 10.31 |
Crystal size (mm) | 0.37 × 0.28 × 0.25 |
Data collection | |
Diffractometer | Bruker SMART APEX CCD area-detector diffractometer |
Absorption correction | Multi-scan (SADABS; Sheldrick, 1996) |
Tmin, Tmax | 0.113, 0.179 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 22798, 5658, 4683 |
Rint | 0.030 |
(sin θ/λ)max (Å−1) | 0.606 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.021, 0.046, 1.05 |
No. of reflections | 5658 |
No. of parameters | 381 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.52, −0.83 |
Computer programs: SMART (Bruker, 2004), SAINT (Bruker, 2004), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), SHELXTL (Sheldrick, 2008) and PLATON (Spek, 2009).
D—H···A | D—H | H···A | D···A | D—H···A |
O6—H4W···O2i | 0.83 | 2.15 | 2.898 (4) | 150.3 |
O6—H3W···O3 | 0.83 | 2.30 | 3.023 (4) | 145.5 |
O5—H2W···O1 | 0.83 | 2.17 | 2.963 (4) | 158.8 |
O5—H1W···O4ii | 0.84 | 2.06 | 2.876 (4) | 166.2 |
N5—H5D···O6iii | 0.86 | 2.04 | 2.872 (4) | 161.9 |
N2—H2D···O5iv | 0.86 | 2.06 | 2.890 (4) | 161.1 |
O3—H3···N6v | 0.82 | 1.92 | 2.737 (4) | 170.7 |
O1—H1···N3vi | 0.82 | 1.93 | 2.733 (4) | 166.6 |
Symmetry codes: (i) x−1, y, z; (ii) x+1, y, z; (iii) −x+1/2, y+1/2, −z+1/2; (iv) −x+3/2, y−1/2, −z+1/2; (v) x, y−1, z; (vi) x, y+1, z. |
Acknowledgements
This work was supported by the High-Level Personnel to Start Research Fund of Pingdingshan University (No. 2006044).
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.
Cyclometallated compounds have attracted much research interest owing to theirs utility in synthesis, catalysis and materials (Gruter et al., 1995; Xu et al., 2009b). Among them, cyclomercurated compounds are easy to prepare through a C—H activation process and are stable but reasonably reactive. Although numerous cyclomercurated compounds have been widely investigated, and many examples have been reported(Soro et al., 2005; Hao et al., 2007), only a few cyclometallated Schiff bases containing heterocyclic ring are known(Lin et al., 2002).
The asymmetric unit of the title compound (Fig.1) contains two independent mercury(II) complexes with slightly different conformations, related via a pseudo-inversion centre (1/2a, 3/4b, 1/4c), and two water molecules. The HgII atoms show a typical linear coordination geometry with a carbon atom of the benzene ring and the chloride atom in trans position. A benzene carbon and the azomethine nitrogen atom chelate the mercury(II) atoms with weak intramolecular Hg···N bonding distances of 2.735 (3)Å and 2.739 (3) Å. which are shorter than those of the related HgII complex (Hao et al., (2007); Lin et al., (2002); Xu et al., (2009a). The C—Hg and Hg—Cl bond distances are within normal ranges. The C1—Hg1—Cl1 and C14—Hg2—Cl2 angles are 173.85 (10)° and 174.67 (10)°, slightly smaller than the ideal value of 180° in organic derivatives of mercury. The resulting five-membered metallacycles are nearly coplanar with the benzene ring, while the pyridine are not coplanar with the benzene. In the crystal structure, intermolecular O—H···O, N—H···O and O—H···N hydrogen bonds (Table 1) link the independent HgII complexes and the water molecules into a three-dimensional network.