metal-organic compounds
Bis(thiosemicarbazide)nickel(II) bis[2-(thiosemicarbazonomethyl)benzenesulfonate] dihydrate
aDepartment of Chemistry, Qinghai Normal University, Xining 810008, People's Republic of China
*Correspondence e-mail: chenyt@qhnu.edu.cn
In the title compound, [Ni(CH5N3S)2](C8H8N3O3S2)2·2H2O, the NiII atom lies on a inversion centre and is four-coordinated by two N and two S atoms of two thiosemicarbazide ligands in an almost square-planar coordination. In the the molecules are linked into a three-dimensional network via C—H⋯O, C—H⋯N, N—H⋯O, N—H⋯S and O—H⋯O hydrogen bonds.
Related literature
For the design and synthesis of organic–inorganic hybrid materials and their potential practical applications, see: Hagrman et al. (1998); Ranford et al. (1998).
Experimental
Crystal data
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Refinement
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Data collection: SMART (Bruker, 2000); cell SAINT (Bruker, 2000); 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/S1600536809022144/at2808sup1.cif
contains datablocks global, I. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536809022144/at2808Isup2.hkl
The solution of 1.0 mmol 2-formyl-benzenesulfonate-thiosemicarbazide was added to a solution of 0.5 mmol Ni(NCS)2.4H2O in 5 ml ethanol at room temperature. The mixture was refluxed for 4 h with stirring, then the resulting precipitate was filtered, washed, and dried in vacuo over P4O10 for 48 h. Single crystals suitable for X-ray structural analysis was obtained by slowly evaporating from methanol at room temperature.
All H atoms were placed geometrically and treated as riding on their parent atoms with O—H = 0.85 Å, C—H = 0.93 Å, N—H = 0.86-0.90 Å, and with Uiso(H) = 1.2 Ueq(C, N) or 1.5 Ueq(O).
Data collection: SMART (Bruker, 2000); cell
SAINT (Bruker, 2000); data reduction: SAINT (Bruker, 2000); 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(CH5N3S)2](C8H8N3O3S2)2·2H2O | Z = 1 |
Mr = 793.61 | F(000) = 410 |
Triclinic, P1 | Dx = 1.686 Mg m−3 |
Hall symbol: -P 1 | Mo Kα radiation, λ = 0.71073 Å |
a = 7.3853 (8) Å | Cell parameters from 2430 reflections |
b = 9.9043 (11) Å | θ = 2.8–28.3° |
c = 11.3140 (18) Å | µ = 1.09 mm−1 |
α = 86.670 (2)° | T = 298 K |
β = 77.611 (1)° | Block, light green |
γ = 75.177 (1)° | 0.33 × 0.21 × 0.13 mm |
V = 781.40 (17) Å3 |
Bruker SMART CCD area-detector diffractometer | 2717 independent reflections |
Radiation source: fine-focus sealed tube | 2268 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.014 |
ϕ and ω scans | θmax = 25.0°, θmin = 1.8° |
Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | h = −8→6 |
Tmin = 0.716, Tmax = 0.872 | k = −11→10 |
4091 measured reflections | l = −13→13 |
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)] = 0.029 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.078 | H-atom parameters constrained |
S = 1.03 | w = 1/[σ2(Fo2) + (0.0372P)2 + 0.4266P] where P = (Fo2 + 2Fc2)/3 |
2717 reflections | (Δ/σ)max < 0.001 |
205 parameters | Δρmax = 0.30 e Å−3 |
0 restraints | Δρmin = −0.25 e Å−3 |
[Ni(CH5N3S)2](C8H8N3O3S2)2·2H2O | γ = 75.177 (1)° |
Mr = 793.61 | V = 781.40 (17) Å3 |
Triclinic, P1 | Z = 1 |
a = 7.3853 (8) Å | Mo Kα radiation |
b = 9.9043 (11) Å | µ = 1.09 mm−1 |
c = 11.3140 (18) Å | T = 298 K |
α = 86.670 (2)° | 0.33 × 0.21 × 0.13 mm |
β = 77.611 (1)° |
Bruker SMART CCD area-detector diffractometer | 2717 independent reflections |
Absorption correction: multi-scan (SADABS; Sheldrick, 1996) | 2268 reflections with I > 2σ(I) |
Tmin = 0.716, Tmax = 0.872 | Rint = 0.014 |
4091 measured reflections |
R[F2 > 2σ(F2)] = 0.029 | 0 restraints |
wR(F2) = 0.078 | H-atom parameters constrained |
S = 1.03 | Δρmax = 0.30 e Å−3 |
2717 reflections | Δρmin = −0.25 e Å−3 |
205 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 | 0.5000 | 0.0000 | 1.0000 | 0.02441 (13) | |
S1 | 0.34631 (9) | 0.48280 (6) | 0.21469 (5) | 0.02605 (16) | |
S2 | −0.17224 (10) | 1.04164 (7) | 0.68768 (6) | 0.03721 (19) | |
S3 | 0.26167 (9) | −0.01235 (7) | 0.91972 (6) | 0.03314 (17) | |
N1 | 0.0111 (3) | 0.8006 (2) | 0.58317 (19) | 0.0340 (5) | |
H1 | −0.0018 | 0.8437 | 0.5161 | 0.041* | |
N2 | 0.1084 (3) | 0.6619 (2) | 0.58171 (19) | 0.0303 (5) | |
N3 | −0.0510 (4) | 0.7954 (2) | 0.7884 (2) | 0.0484 (7) | |
H3A | 0.0034 | 0.7075 | 0.7846 | 0.058* | |
H3B | −0.0972 | 0.8354 | 0.8577 | 0.058* | |
N4 | 0.2869 (3) | 0.2479 (2) | 0.9094 (2) | 0.0334 (5) | |
H4 | 0.2478 | 0.3364 | 0.8989 | 0.040* | |
N5 | 0.4569 (3) | 0.1917 (2) | 0.95422 (19) | 0.0290 (5) | |
H5A | 0.4527 | 0.2420 | 1.0189 | 0.035* | |
H5B | 0.5575 | 0.2025 | 0.8969 | 0.035* | |
N6 | 0.0401 (3) | 0.2105 (2) | 0.8361 (2) | 0.0408 (6) | |
H6A | 0.0047 | 0.2983 | 0.8208 | 0.049* | |
H6B | −0.0232 | 0.1547 | 0.8197 | 0.049* | |
O1 | 0.4008 (3) | 0.61284 (18) | 0.21793 (16) | 0.0365 (4) | |
O2 | 0.4767 (3) | 0.38730 (18) | 0.12150 (15) | 0.0338 (4) | |
O3 | 0.1474 (3) | 0.50454 (19) | 0.20417 (17) | 0.0375 (5) | |
O4 | 0.8292 (3) | 0.46182 (19) | 0.06672 (18) | 0.0421 (5) | |
H4C | 0.7240 | 0.4388 | 0.0908 | 0.051* | |
H4D | 0.8465 | 0.4734 | −0.0095 | 0.051* | |
C1 | −0.0636 (4) | 0.8689 (3) | 0.6882 (2) | 0.0302 (6) | |
C2 | 0.1743 (4) | 0.6065 (3) | 0.4783 (2) | 0.0317 (6) | |
H2 | 0.1525 | 0.6586 | 0.4094 | 0.038* | |
C3 | 0.2855 (3) | 0.4598 (3) | 0.4667 (2) | 0.0270 (5) | |
C4 | 0.3691 (3) | 0.3944 (2) | 0.3547 (2) | 0.0251 (5) | |
C5 | 0.4773 (4) | 0.2568 (3) | 0.3488 (2) | 0.0345 (6) | |
H5 | 0.5331 | 0.2144 | 0.2740 | 0.041* | |
C6 | 0.5023 (4) | 0.1825 (3) | 0.4542 (3) | 0.0399 (7) | |
H6 | 0.5753 | 0.0906 | 0.4501 | 0.048* | |
C7 | 0.4188 (4) | 0.2450 (3) | 0.5650 (3) | 0.0421 (7) | |
H7 | 0.4347 | 0.1947 | 0.6357 | 0.051* | |
C8 | 0.3117 (4) | 0.3820 (3) | 0.5717 (2) | 0.0362 (6) | |
H8 | 0.2563 | 0.4231 | 0.6470 | 0.043* | |
C9 | 0.1903 (4) | 0.1618 (3) | 0.8844 (2) | 0.0277 (5) |
U11 | U22 | U33 | U12 | U13 | U23 | |
Ni1 | 0.0261 (2) | 0.0197 (2) | 0.0281 (3) | −0.00600 (18) | −0.00623 (18) | −0.00112 (18) |
S1 | 0.0318 (3) | 0.0230 (3) | 0.0241 (3) | −0.0083 (3) | −0.0059 (3) | 0.0011 (2) |
S2 | 0.0469 (4) | 0.0278 (4) | 0.0327 (4) | −0.0011 (3) | −0.0082 (3) | −0.0037 (3) |
S3 | 0.0340 (4) | 0.0228 (3) | 0.0468 (4) | −0.0076 (3) | −0.0168 (3) | 0.0003 (3) |
N1 | 0.0434 (13) | 0.0259 (12) | 0.0269 (12) | −0.0008 (10) | −0.0041 (10) | −0.0013 (9) |
N2 | 0.0330 (12) | 0.0240 (11) | 0.0307 (12) | −0.0052 (9) | −0.0015 (9) | −0.0023 (9) |
N3 | 0.0765 (19) | 0.0295 (13) | 0.0277 (13) | −0.0020 (12) | 0.0002 (12) | 0.0000 (10) |
N4 | 0.0385 (13) | 0.0198 (11) | 0.0445 (13) | −0.0046 (9) | −0.0188 (11) | 0.0049 (9) |
N5 | 0.0340 (12) | 0.0276 (11) | 0.0288 (11) | −0.0116 (9) | −0.0093 (9) | 0.0012 (9) |
N6 | 0.0429 (14) | 0.0279 (12) | 0.0567 (16) | −0.0054 (10) | −0.0258 (12) | 0.0017 (11) |
O1 | 0.0544 (12) | 0.0267 (10) | 0.0301 (10) | −0.0180 (9) | −0.0033 (9) | 0.0025 (8) |
O2 | 0.0408 (11) | 0.0333 (10) | 0.0267 (9) | −0.0107 (8) | −0.0032 (8) | −0.0040 (8) |
O3 | 0.0351 (10) | 0.0386 (11) | 0.0395 (11) | −0.0074 (8) | −0.0133 (8) | 0.0083 (9) |
O4 | 0.0365 (11) | 0.0407 (11) | 0.0508 (12) | −0.0116 (9) | −0.0104 (9) | 0.0009 (9) |
C1 | 0.0329 (14) | 0.0282 (14) | 0.0292 (14) | −0.0086 (11) | −0.0039 (11) | −0.0020 (11) |
C2 | 0.0365 (15) | 0.0286 (14) | 0.0281 (14) | −0.0054 (11) | −0.0067 (11) | 0.0027 (11) |
C3 | 0.0283 (13) | 0.0273 (13) | 0.0268 (13) | −0.0091 (10) | −0.0061 (10) | 0.0018 (10) |
C4 | 0.0261 (12) | 0.0230 (13) | 0.0275 (13) | −0.0077 (10) | −0.0075 (10) | 0.0035 (10) |
C5 | 0.0387 (15) | 0.0277 (14) | 0.0340 (15) | −0.0036 (12) | −0.0060 (12) | −0.0008 (11) |
C6 | 0.0433 (16) | 0.0236 (14) | 0.0476 (18) | 0.0003 (12) | −0.0104 (13) | 0.0077 (12) |
C7 | 0.0465 (17) | 0.0413 (17) | 0.0355 (16) | −0.0059 (14) | −0.0112 (13) | 0.0119 (13) |
C8 | 0.0419 (16) | 0.0369 (16) | 0.0256 (14) | −0.0058 (12) | −0.0038 (12) | 0.0023 (11) |
C9 | 0.0310 (14) | 0.0263 (13) | 0.0245 (13) | −0.0055 (11) | −0.0046 (11) | −0.0026 (10) |
Ni1—N5i | 1.903 (2) | N5—H5A | 0.9000 |
Ni1—N5 | 1.903 (2) | N5—H5B | 0.9000 |
Ni1—S3i | 2.1788 (7) | N6—C9 | 1.310 (3) |
Ni1—S3 | 2.1788 (7) | N6—H6A | 0.8600 |
S1—O1 | 1.4487 (18) | N6—H6B | 0.8600 |
S1—O3 | 1.4590 (19) | O4—H4C | 0.8500 |
S1—O2 | 1.4655 (18) | O4—H4D | 0.8500 |
S1—C4 | 1.784 (2) | C2—C3 | 1.472 (3) |
S2—C1 | 1.694 (3) | C2—H2 | 0.9300 |
S3—C9 | 1.720 (2) | C3—C8 | 1.400 (4) |
N1—C1 | 1.340 (3) | C3—C4 | 1.400 (3) |
N1—N2 | 1.377 (3) | C4—C5 | 1.390 (3) |
N1—H1 | 0.8600 | C5—C6 | 1.385 (4) |
N2—C2 | 1.265 (3) | C5—H5 | 0.9300 |
N3—C1 | 1.319 (3) | C6—C7 | 1.378 (4) |
N3—H3A | 0.8600 | C6—H6 | 0.9300 |
N3—H3B | 0.8600 | C7—C8 | 1.382 (4) |
N4—C9 | 1.320 (3) | C7—H7 | 0.9300 |
N4—N5 | 1.423 (3) | C8—H8 | 0.9300 |
N4—H4 | 0.8600 | ||
N5i—Ni1—N5 | 180.000 (1) | C9—N6—H6B | 120.0 |
N5i—Ni1—S3i | 88.41 (6) | H6A—N6—H6B | 120.0 |
N5—Ni1—S3i | 91.59 (6) | H4C—O4—H4D | 108.2 |
N5i—Ni1—S3 | 91.59 (6) | N3—C1—N1 | 117.1 (2) |
N5—Ni1—S3 | 88.41 (6) | N3—C1—S2 | 123.0 (2) |
S3i—Ni1—S3 | 180.000 (1) | N1—C1—S2 | 119.80 (19) |
O1—S1—O3 | 112.53 (11) | N2—C2—C3 | 120.2 (2) |
O1—S1—O2 | 112.54 (11) | N2—C2—H2 | 119.9 |
O3—S1—O2 | 111.48 (11) | C3—C2—H2 | 119.9 |
O1—S1—C4 | 107.61 (11) | C8—C3—C4 | 118.1 (2) |
O3—S1—C4 | 107.07 (11) | C8—C3—C2 | 119.0 (2) |
O2—S1—C4 | 105.09 (11) | C4—C3—C2 | 123.0 (2) |
C9—S3—Ni1 | 97.45 (9) | C5—C4—C3 | 120.6 (2) |
C1—N1—N2 | 120.6 (2) | C5—C4—S1 | 117.17 (19) |
C1—N1—H1 | 119.7 | C3—C4—S1 | 122.23 (18) |
N2—N1—H1 | 119.7 | C6—C5—C4 | 120.1 (2) |
C2—N2—N1 | 116.0 (2) | C6—C5—H5 | 119.9 |
C1—N3—H3A | 120.0 | C4—C5—H5 | 119.9 |
C1—N3—H3B | 120.0 | C7—C6—C5 | 119.9 (2) |
H3A—N3—H3B | 120.0 | C7—C6—H6 | 120.0 |
C9—N4—N5 | 118.9 (2) | C5—C6—H6 | 120.0 |
C9—N4—H4 | 120.6 | C6—C7—C8 | 120.3 (3) |
N5—N4—H4 | 120.6 | C6—C7—H7 | 119.8 |
N4—N5—Ni1 | 115.48 (15) | C8—C7—H7 | 119.8 |
N4—N5—H5A | 108.4 | C7—C8—C3 | 120.9 (3) |
Ni1—N5—H5A | 108.4 | C7—C8—H8 | 119.5 |
N4—N5—H5B | 108.4 | C3—C8—H8 | 119.5 |
Ni1—N5—H5B | 108.4 | N6—C9—N4 | 119.8 (2) |
H5A—N5—H5B | 107.5 | N6—C9—S3 | 121.3 (2) |
C9—N6—H6A | 120.0 | N4—C9—S3 | 118.86 (19) |
N5i—Ni1—S3—C9 | 174.91 (10) | O3—S1—C4—C5 | 111.1 (2) |
N5—Ni1—S3—C9 | −5.09 (10) | O2—S1—C4—C5 | −7.5 (2) |
C1—N1—N2—C2 | −179.7 (2) | O1—S1—C4—C3 | 51.3 (2) |
C9—N4—N5—Ni1 | −10.8 (3) | O3—S1—C4—C3 | −69.9 (2) |
S3i—Ni1—N5—N4 | −171.05 (16) | O2—S1—C4—C3 | 171.4 (2) |
S3—Ni1—N5—N4 | 8.95 (16) | C3—C4—C5—C6 | 0.5 (4) |
N2—N1—C1—N3 | −4.5 (4) | S1—C4—C5—C6 | 179.4 (2) |
N2—N1—C1—S2 | 176.70 (18) | C4—C5—C6—C7 | 0.3 (4) |
N1—N2—C2—C3 | 178.2 (2) | C5—C6—C7—C8 | −0.6 (5) |
N2—C2—C3—C8 | 1.9 (4) | C6—C7—C8—C3 | 0.1 (4) |
N2—C2—C3—C4 | −177.2 (2) | C4—C3—C8—C7 | 0.7 (4) |
C8—C3—C4—C5 | −1.0 (4) | C2—C3—C8—C7 | −178.4 (3) |
C2—C3—C4—C5 | 178.1 (2) | N5—N4—C9—N6 | −175.8 (2) |
C8—C3—C4—S1 | −179.8 (2) | N5—N4—C9—S3 | 5.8 (3) |
C2—C3—C4—S1 | −0.8 (3) | Ni1—S3—C9—N6 | −177.3 (2) |
O1—S1—C4—C5 | −127.7 (2) | Ni1—S3—C9—N4 | 1.0 (2) |
Symmetry code: (i) −x+1, −y, −z+2. |
D—H···A | D—H | H···A | D···A | D—H···A |
N1—H1···S2ii | 0.86 | 2.73 | 3.475 (2) | 147 |
N3—H3A···N2 | 0.86 | 2.29 | 2.643 (3) | 105 |
N3—H3A···O4iii | 0.86 | 2.58 | 3.224 (3) | 132 |
N4—H4···O4iii | 0.86 | 1.97 | 2.794 (3) | 160 |
O4—H4C···O2 | 0.85 | 1.97 | 2.819 (3) | 172 |
O4—H4D···O3iv | 0.85 | 2.19 | 3.036 (3) | 172 |
O4—H4D···O4v | 0.85 | 2.58 | 2.903 (3) | 104 |
N5—H5A···O2vi | 0.90 | 1.97 | 2.837 (3) | 163 |
N5—H5B···O1iii | 0.90 | 2.23 | 2.893 (3) | 130 |
N6—H6A···O3vii | 0.86 | 2.03 | 2.866 (3) | 165 |
N6—H6B···S2viii | 0.86 | 2.50 | 3.298 (2) | 156 |
C2—H2···O1 | 0.93 | 2.50 | 3.066 (3) | 119 |
C5—H5···O2 | 0.93 | 2.38 | 2.811 (3) | 108 |
C8—H8···N2 | 0.93 | 2.48 | 2.790 (4) | 100 |
Symmetry codes: (ii) −x, −y+2, −z+1; (iii) −x+1, −y+1, −z+1; (iv) −x+1, −y+1, −z; (v) −x+2, −y+1, −z; (vi) x, y, z+1; (vii) −x, −y+1, −z+1; (viii) x, y−1, z. |
Experimental details
Crystal data | |
Chemical formula | [Ni(CH5N3S)2](C8H8N3O3S2)2·2H2O |
Mr | 793.61 |
Crystal system, space group | Triclinic, P1 |
Temperature (K) | 298 |
a, b, c (Å) | 7.3853 (8), 9.9043 (11), 11.3140 (18) |
α, β, γ (°) | 86.670 (2), 77.611 (1), 75.177 (1) |
V (Å3) | 781.40 (17) |
Z | 1 |
Radiation type | Mo Kα |
µ (mm−1) | 1.09 |
Crystal size (mm) | 0.33 × 0.21 × 0.13 |
Data collection | |
Diffractometer | Bruker SMART CCD area-detector diffractometer |
Absorption correction | Multi-scan (SADABS; Sheldrick, 1996) |
Tmin, Tmax | 0.716, 0.872 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 4091, 2717, 2268 |
Rint | 0.014 |
(sin θ/λ)max (Å−1) | 0.595 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.029, 0.078, 1.03 |
No. of reflections | 2717 |
No. of parameters | 205 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.30, −0.25 |
Computer programs: SMART (Bruker, 2000), SAINT (Bruker, 2000), SHELXS97 (Sheldrick, 2008), SHELXL97 (Sheldrick, 2008), SHELXTL (Sheldrick, 2008).
Ni1—N5i | 1.903 (2) | Ni1—S3i | 2.1788 (7) |
Ni1—N5 | 1.903 (2) | Ni1—S3 | 2.1788 (7) |
N5i—Ni1—N5 | 180.000 (1) | N5i—Ni1—S3 | 91.59 (6) |
N5i—Ni1—S3i | 88.41 (6) | N5—Ni1—S3 | 88.41 (6) |
N5—Ni1—S3i | 91.59 (6) |
Symmetry code: (i) −x+1, −y, −z+2. |
D—H···A | D—H | H···A | D···A | D—H···A |
N1—H1···S2ii | 0.8600 | 2.7300 | 3.475 (2) | 147.00 |
N3—H3A···N2 | 0.8600 | 2.2900 | 2.643 (3) | 105.00 |
N3—H3A···O4iii | 0.8600 | 2.5800 | 3.224 (3) | 132.00 |
N4—H4···O4iii | 0.8600 | 1.9700 | 2.794 (3) | 160.00 |
O4—H4C···O2 | 0.8500 | 1.9700 | 2.819 (3) | 172.00 |
O4—H4D···O3iv | 0.8500 | 2.1900 | 3.036 (3) | 172.00 |
O4—H4D···O4v | 0.8500 | 2.5800 | 2.903 (3) | 104.00 |
N5—H5A···O2vi | 0.9000 | 1.9700 | 2.837 (3) | 163.00 |
N5—H5B···O1iii | 0.9000 | 2.2300 | 2.893 (3) | 130.00 |
N6—H6A···O3vii | 0.8600 | 2.0300 | 2.866 (3) | 165.00 |
N6—H6B···S2viii | 0.8600 | 2.5000 | 3.298 (2) | 156.00 |
C2—H2···O1 | 0.9300 | 2.5000 | 3.066 (3) | 119.00 |
C5—H5···O2 | 0.9300 | 2.3800 | 2.811 (3) | 108.00 |
C8—H8···N2 | 0.9300 | 2.4800 | 2.790 (4) | 100.00 |
Symmetry codes: (ii) −x, −y+2, −z+1; (iii) −x+1, −y+1, −z+1; (iv) −x+1, −y+1, −z; (v) −x+2, −y+1, −z; (vi) x, y, z+1; (vii) −x, −y+1, −z+1; (viii) x, y−1, z. |
Acknowledgements
The authors thank the Program for New Century Excellent Talents in Universities for a research grant.
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The design and synthesis of organic/inorganic hybrid materials have attracted intense attention in recent years owing to their potential practical applications, such as antitumor, antidiabetic, antitubercular activities, magnetism and catalysis (Ranford, et al., 1998; Hagrman, et al., 1998). In order to achieve supramolecular transition metal complexes by self-assembly, and to explore the relationship between the structure and the biological properties, as one part of our systematic work, in this paper, we report on the synthesis and crystal structure of the title compound, (I).
As shown in Fig. 1, the NiII atom lies on a inversion centre and it is four-coordinate with two N donors and two S donors of two thiosemicarbazide ligands, and adopts distorted square coordination. The bond distances of Ni1—N5 (N5A) [1.903 (2) Å], Ni1—S3 (S3A) [2.1788 (7)Å] are consistent with the bond lengths reported previously. The bond distances of Ni1—N5 (N5A) are shorter than the Ni1—S3 (S3A), showing that the strength of Ni1—N5 (N5A) are stronger than the Ni1—S3(S3A) (Table 1). In the crystal packing, the molecules form a one-dimensional chain structure by the C—H···O, N—H···O, N—H···S and O—H···O hydrogen bonds (Table 2).