metal-organic compounds
Bis[(2-chloro-4-fluorobenzyl)triphenylphosphonium] bis(1,2,5-thiadiazole-3,4-dithiolato)nickelate(II)
aCollege of Chemical Engineering, Huanggang Normal University, Huangzhou 438000, People's Republic of China
*Correspondence e-mail: yangsb168@126.com
The title ion-pair complex, (C25H20ClFP)2[Ni(C2N2S3)2], was obtained by the direct reaction of (4-F,2-ClBzTPP)+·Br− [4-F,2-ClBzTPP+ is (2-chloro-4-fluorobenzyl)triphenylphosphonium], NiCl2·6H2O and Na2tdas (tdas2− is 1,2,5-thiadiazole-3,4-dithiolate) in methanol. The of the title structure comprises one (4-F,2-ClBzTPP)+ cation and half of an [Ni(tdas)2]2− complex anion, with the NiII ion situated on a center of symmetry, leading to a slightly distorted square-planar coordination of the latter. In the cation, the tetrahedral angles around the P atom are nearly undistorted. In the crystal, the cations and anions are linked by C—H⋯S, C—H⋯N and C—H⋯Cl hydrogen bonds.
Related literature
For background to complexes containing the [Ni(maleonitriledithiolate)2]2− anion, see: Chen et al. (2010); Hou et al. (2008); Ni et al. (2005); Ren et al. (2002); Robertson & Cronin (2002); Xie et al. (2002); Zhou et al. (2011). For details of other square-planar Ni(1,2,5-thiadiazole-3,4-dithiolate)2 complexes, see: Awaga et al. (1994); Yamochi et al. (2001); Okuno et al. (2003); Ni et al. (2004); Zuo et al. (2009).
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: SHELXTL (Sheldrick, 2008); program(s) used to refine structure: SHELXTL; molecular graphics: SHELXTL; software used to prepare material for publication: SHELXTL.
Supporting information
10.1107/S1600536812003625/wm2587sup1.cif
contains datablocks I, global. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536812003625/wm2587Isup2.hkl
The title ion-pair complex was prepared by the direct reaction of 1:2:2 mol equiv. of NiCl2.6H2O, Na2tdas and (2-chloro-4-fluorobenzyl)triphenylphosphonium bromide in methanol. A brown product was obtained and purified through recrystallization from a mixed solution of methanol and water (yield: 86%). Brown block-sheped single crystals suitable for X-ray analysis were obtained by slow evaporation of the solvent at room temperature within 3 weeks.
All H-atoms were positioned geometrically and refined using a riding model with d(C—H) = 0.93 Å, Uiso=1.2Ueq (C) for aromatic and 0.97 Å, Uiso = 1.2Ueq (C) for CH2 atoms.
Data collection: SMART (Bruker, 2004); cell
SAINT (Bruker, 2004); data reduction: SAINT (Bruker, 2004); program(s) used to solve structure: SHELXTL (Sheldrick, 2008); program(s) used to refine structure: SHELXTL (Sheldrick, 2008); molecular graphics: SHELXTL (Sheldrick, 2008); software used to prepare material for publication: SHELXTL (Sheldrick, 2008).(C25H20ClFP)2[Ni(C2N2S3)2] | Z = 1 |
Mr = 1166.81 | F(000) = 598 |
Triclinic, P1 | Dx = 1.457 Mg m−3 |
Hall symbol: -P 1 | Mo Kα radiation, λ = 0.71073 Å |
a = 9.4447 (11) Å | Cell parameters from 3884 reflections |
b = 12.1385 (15) Å | θ = 2.3–26.0° |
c = 13.1309 (16) Å | µ = 0.81 mm−1 |
α = 71.447 (1)° | T = 291 K |
β = 83.601 (2)° | Block, brown |
γ = 68.691 (2)° | 0.19 × 0.15 × 0.11 mm |
V = 1329.6 (3) Å3 |
Bruker SMART CCD diffractometer | 4652 independent reflections |
Radiation source: fine-focus sealed tube | 3807 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.033 |
ϕ and ω scans | θmax = 25.0°, θmin = 1.6° |
Absorption correction: multi-scan (SADABS; Bruker, 2004) | h = −11→10 |
Tmin = 0.861, Tmax = 0.916 | k = −14→14 |
9694 measured reflections | l = −15→15 |
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)] = 0.042 | Hydrogen site location: inferred from neighbouring sites |
wR(F2) = 0.118 | H-atom parameters constrained |
S = 1.00 | w = 1/[σ2(Fo2) + (0.0368P)2 + 1.988P] where P = (Fo2 + 2Fc2)/3 |
4652 reflections | (Δ/σ)max < 0.001 |
322 parameters | Δρmax = 0.54 e Å−3 |
0 restraints | Δρmin = −0.39 e Å−3 |
(C25H20ClFP)2[Ni(C2N2S3)2] | γ = 68.691 (2)° |
Mr = 1166.81 | V = 1329.6 (3) Å3 |
Triclinic, P1 | Z = 1 |
a = 9.4447 (11) Å | Mo Kα radiation |
b = 12.1385 (15) Å | µ = 0.81 mm−1 |
c = 13.1309 (16) Å | T = 291 K |
α = 71.447 (1)° | 0.19 × 0.15 × 0.11 mm |
β = 83.601 (2)° |
Bruker SMART CCD diffractometer | 4652 independent reflections |
Absorption correction: multi-scan (SADABS; Bruker, 2004) | 3807 reflections with I > 2σ(I) |
Tmin = 0.861, Tmax = 0.916 | Rint = 0.033 |
9694 measured reflections |
R[F2 > 2σ(F2)] = 0.042 | 0 restraints |
wR(F2) = 0.118 | H-atom parameters constrained |
S = 1.00 | Δρmax = 0.54 e Å−3 |
4652 reflections | Δρmin = −0.39 e Å−3 |
322 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 | 0.5000 | 0.0000 | 0.03811 (17) | |
S1 | 0.58693 (12) | 0.34739 (9) | −0.07028 (7) | 0.0552 (3) | |
S2 | 0.42586 (13) | 0.38755 (9) | 0.14777 (8) | 0.0618 (3) | |
S3 | 0.49400 (15) | 0.04337 (10) | 0.12386 (9) | 0.0728 (3) | |
Cl1 | 0.70371 (13) | 0.46088 (10) | 0.42942 (8) | 0.0685 (3) | |
F1 | 0.5385 (4) | 0.1177 (3) | 0.4145 (3) | 0.1061 (10) | |
N1 | 0.5634 (4) | 0.1203 (3) | 0.0147 (3) | 0.0644 (9) | |
N2 | 0.4341 (4) | 0.1508 (3) | 0.1854 (3) | 0.0654 (9) | |
P1 | 0.95727 (10) | 0.22890 (8) | 0.69433 (7) | 0.0408 (2) | |
C1 | 0.5392 (4) | 0.2291 (3) | 0.0242 (3) | 0.0459 (8) | |
C2 | 0.4655 (4) | 0.2480 (3) | 0.1213 (3) | 0.0475 (8) | |
C3 | 0.6640 (4) | 0.3250 (3) | 0.4940 (3) | 0.0505 (8) | |
C4 | 0.6126 (5) | 0.2753 (4) | 0.4295 (3) | 0.0632 (11) | |
H4 | 0.5992 | 0.3136 | 0.3559 | 0.076* | |
C5 | 0.5826 (5) | 0.1690 (4) | 0.4779 (4) | 0.0684 (11) | |
C6 | 0.5948 (5) | 0.1121 (4) | 0.5864 (4) | 0.0680 (11) | |
H6 | 0.5686 | 0.0418 | 0.6172 | 0.082* | |
C7 | 0.6469 (4) | 0.1618 (4) | 0.6486 (3) | 0.0544 (9) | |
H7 | 0.6565 | 0.1236 | 0.7224 | 0.065* | |
C8 | 0.6859 (4) | 0.2682 (3) | 0.6042 (3) | 0.0436 (8) | |
C9 | 0.7547 (4) | 0.3131 (3) | 0.6737 (3) | 0.0456 (8) | |
H9A | 0.7042 | 0.3038 | 0.7429 | 0.055* | |
H9B | 0.7376 | 0.4006 | 0.6404 | 0.055* | |
C10 | 0.8961 (5) | 0.0449 (4) | 0.8608 (3) | 0.0588 (10) | |
H10 | 0.8138 | 0.1087 | 0.8753 | 0.071* | |
C11 | 0.9250 (6) | −0.0750 (4) | 0.9244 (3) | 0.0738 (12) | |
H11 | 0.8615 | −0.0925 | 0.9819 | 0.089* | |
C12 | 1.0475 (6) | −0.1698 (5) | 0.9035 (4) | 0.0797 (14) | |
H12 | 1.0651 | −0.2511 | 0.9461 | 0.096* | |
C13 | 1.1436 (5) | −0.1448 (4) | 0.8202 (4) | 0.0717 (12) | |
H13 | 1.2272 | −0.2089 | 0.8075 | 0.086* | |
C14 | 1.1167 (4) | −0.0246 (3) | 0.7551 (3) | 0.0553 (9) | |
H14 | 1.1824 | −0.0076 | 0.6990 | 0.066* | |
C15 | 0.9911 (4) | 0.0703 (3) | 0.7741 (3) | 0.0454 (8) | |
C16 | 0.9476 (5) | 0.3957 (4) | 0.8019 (3) | 0.0583 (10) | |
H16 | 0.8426 | 0.4258 | 0.7933 | 0.070* | |
C17 | 1.0149 (6) | 0.4456 (5) | 0.8554 (4) | 0.0757 (13) | |
H17 | 0.9553 | 0.5092 | 0.8832 | 0.091* | |
C18 | 1.1704 (6) | 0.4007 (5) | 0.8674 (4) | 0.0777 (13) | |
H18 | 1.2152 | 0.4347 | 0.9032 | 0.093* | |
C19 | 1.2600 (5) | 0.3067 (5) | 0.8274 (4) | 0.0760 (13) | |
H19 | 1.3650 | 0.2777 | 0.8352 | 0.091* | |
C20 | 1.1938 (5) | 0.2558 (4) | 0.7757 (3) | 0.0673 (11) | |
H20 | 1.2540 | 0.1904 | 0.7501 | 0.081* | |
C21 | 1.0368 (4) | 0.3015 (3) | 0.7614 (3) | 0.0475 (8) | |
C22 | 1.1227 (4) | 0.3129 (3) | 0.5183 (3) | 0.0559 (9) | |
H22 | 1.1355 | 0.3625 | 0.5553 | 0.067* | |
C23 | 1.1813 (5) | 0.3194 (4) | 0.4163 (4) | 0.0721 (12) | |
H23 | 1.2353 | 0.3724 | 0.3855 | 0.087* | |
C24 | 1.1614 (5) | 0.2499 (5) | 0.3607 (4) | 0.0773 (14) | |
H24 | 1.2011 | 0.2559 | 0.2919 | 0.093* | |
C25 | 1.0820 (5) | 0.1692 (4) | 0.4052 (3) | 0.0663 (11) | |
H25 | 1.0678 | 0.1221 | 0.3662 | 0.080* | |
C26 | 1.0242 (4) | 0.1596 (3) | 0.5083 (3) | 0.0524 (9) | |
H26 | 0.9721 | 0.1052 | 0.5394 | 0.063* | |
C27 | 1.0450 (4) | 0.2327 (3) | 0.5651 (3) | 0.0439 (8) |
U11 | U22 | U33 | U12 | U13 | U23 | |
Ni1 | 0.0364 (3) | 0.0470 (4) | 0.0314 (3) | −0.0127 (3) | 0.0052 (2) | −0.0163 (2) |
S1 | 0.0713 (6) | 0.0579 (6) | 0.0441 (5) | −0.0277 (5) | 0.0236 (4) | −0.0269 (4) |
S2 | 0.0861 (7) | 0.0503 (5) | 0.0480 (5) | −0.0237 (5) | 0.0288 (5) | −0.0230 (4) |
S3 | 0.0978 (9) | 0.0573 (6) | 0.0710 (7) | −0.0355 (6) | 0.0188 (6) | −0.0257 (5) |
Cl1 | 0.0798 (7) | 0.0599 (6) | 0.0587 (6) | −0.0315 (5) | −0.0064 (5) | 0.0020 (5) |
F1 | 0.123 (3) | 0.127 (3) | 0.108 (2) | −0.064 (2) | −0.0197 (19) | −0.056 (2) |
N1 | 0.085 (2) | 0.055 (2) | 0.061 (2) | −0.0268 (18) | 0.0149 (17) | −0.0296 (16) |
N2 | 0.082 (2) | 0.057 (2) | 0.059 (2) | −0.0284 (18) | 0.0207 (17) | −0.0200 (16) |
P1 | 0.0422 (5) | 0.0435 (5) | 0.0385 (4) | −0.0172 (4) | 0.0047 (4) | −0.0137 (4) |
C1 | 0.0465 (19) | 0.048 (2) | 0.0452 (19) | −0.0146 (16) | 0.0030 (15) | −0.0204 (16) |
C2 | 0.0447 (19) | 0.054 (2) | 0.0430 (18) | −0.0168 (16) | 0.0083 (15) | −0.0157 (16) |
C3 | 0.046 (2) | 0.054 (2) | 0.050 (2) | −0.0155 (17) | 0.0012 (16) | −0.0157 (17) |
C4 | 0.058 (2) | 0.079 (3) | 0.052 (2) | −0.019 (2) | −0.0064 (18) | −0.022 (2) |
C5 | 0.063 (3) | 0.081 (3) | 0.077 (3) | −0.029 (2) | −0.010 (2) | −0.036 (3) |
C6 | 0.066 (3) | 0.067 (3) | 0.083 (3) | −0.037 (2) | −0.003 (2) | −0.021 (2) |
C7 | 0.050 (2) | 0.061 (2) | 0.054 (2) | −0.0263 (18) | 0.0026 (17) | −0.0123 (18) |
C8 | 0.0367 (17) | 0.0486 (19) | 0.0444 (18) | −0.0121 (15) | 0.0041 (14) | −0.0168 (15) |
C9 | 0.0443 (19) | 0.050 (2) | 0.0436 (18) | −0.0154 (16) | 0.0045 (15) | −0.0182 (16) |
C10 | 0.059 (2) | 0.069 (3) | 0.044 (2) | −0.024 (2) | 0.0023 (17) | −0.0088 (18) |
C11 | 0.083 (3) | 0.078 (3) | 0.052 (2) | −0.040 (3) | −0.002 (2) | 0.006 (2) |
C12 | 0.098 (4) | 0.063 (3) | 0.068 (3) | −0.037 (3) | −0.025 (3) | 0.011 (2) |
C13 | 0.075 (3) | 0.056 (3) | 0.073 (3) | −0.013 (2) | −0.019 (2) | −0.010 (2) |
C14 | 0.053 (2) | 0.054 (2) | 0.056 (2) | −0.0165 (18) | −0.0012 (17) | −0.0143 (18) |
C15 | 0.0471 (19) | 0.052 (2) | 0.0387 (17) | −0.0216 (16) | −0.0003 (15) | −0.0098 (15) |
C16 | 0.059 (2) | 0.064 (2) | 0.060 (2) | −0.022 (2) | 0.0012 (18) | −0.029 (2) |
C17 | 0.083 (3) | 0.083 (3) | 0.077 (3) | −0.032 (3) | −0.001 (2) | −0.041 (3) |
C18 | 0.094 (4) | 0.091 (3) | 0.068 (3) | −0.050 (3) | −0.013 (3) | −0.025 (3) |
C19 | 0.066 (3) | 0.088 (3) | 0.081 (3) | −0.029 (3) | −0.018 (2) | −0.027 (3) |
C20 | 0.054 (2) | 0.074 (3) | 0.074 (3) | −0.015 (2) | −0.012 (2) | −0.027 (2) |
C21 | 0.052 (2) | 0.052 (2) | 0.0408 (18) | −0.0230 (17) | −0.0022 (15) | −0.0108 (15) |
C22 | 0.060 (2) | 0.051 (2) | 0.058 (2) | −0.0253 (19) | 0.0099 (18) | −0.0135 (18) |
C23 | 0.072 (3) | 0.073 (3) | 0.068 (3) | −0.038 (2) | 0.025 (2) | −0.011 (2) |
C24 | 0.075 (3) | 0.085 (3) | 0.055 (2) | −0.020 (3) | 0.029 (2) | −0.016 (2) |
C25 | 0.071 (3) | 0.072 (3) | 0.053 (2) | −0.016 (2) | 0.013 (2) | −0.030 (2) |
C26 | 0.054 (2) | 0.057 (2) | 0.048 (2) | −0.0209 (18) | 0.0103 (16) | −0.0185 (17) |
C27 | 0.0429 (18) | 0.0435 (19) | 0.0437 (18) | −0.0155 (15) | 0.0081 (14) | −0.0132 (15) |
Ni1—S1i | 2.1842 (9) | C10—H10 | 0.9300 |
Ni1—S1 | 2.1842 (9) | C11—C12 | 1.379 (7) |
Ni1—S2i | 2.1966 (9) | C11—H11 | 0.9300 |
Ni1—S2 | 2.1966 (9) | C12—C13 | 1.371 (7) |
S1—C1 | 1.736 (4) | C12—H12 | 0.9300 |
S2—C2 | 1.737 (4) | C13—C14 | 1.381 (6) |
S3—N2 | 1.644 (3) | C13—H13 | 0.9300 |
S3—N1 | 1.655 (3) | C14—C15 | 1.386 (5) |
Cl1—C3 | 1.752 (4) | C14—H14 | 0.9300 |
F1—C5 | 1.361 (5) | C16—C21 | 1.373 (5) |
N1—C1 | 1.300 (4) | C16—C17 | 1.384 (5) |
N2—C2 | 1.324 (5) | C16—H16 | 0.9300 |
P1—C27 | 1.798 (3) | C17—C18 | 1.376 (7) |
P1—C21 | 1.799 (3) | C17—H17 | 0.9300 |
P1—C15 | 1.802 (4) | C18—C19 | 1.370 (7) |
P1—C9 | 1.816 (3) | C18—H18 | 0.9300 |
C1—C2 | 1.427 (5) | C19—C20 | 1.368 (6) |
C3—C8 | 1.393 (5) | C19—H19 | 0.9300 |
C3—C4 | 1.394 (5) | C20—C21 | 1.394 (5) |
C4—C5 | 1.361 (6) | C20—H20 | 0.9300 |
C4—H4 | 0.9300 | C22—C27 | 1.379 (5) |
C5—C6 | 1.368 (6) | C22—C23 | 1.380 (6) |
C6—C7 | 1.375 (5) | C22—H22 | 0.9300 |
C6—H6 | 0.9300 | C23—C24 | 1.349 (6) |
C7—C8 | 1.401 (5) | C23—H23 | 0.9300 |
C7—H7 | 0.9300 | C24—C25 | 1.391 (6) |
C8—C9 | 1.503 (5) | C24—H24 | 0.9300 |
C9—H9A | 0.9700 | C25—C26 | 1.388 (5) |
C9—H9B | 0.9700 | C25—H25 | 0.9300 |
C10—C11 | 1.371 (6) | C26—C27 | 1.400 (5) |
C10—C15 | 1.395 (5) | C26—H26 | 0.9300 |
S1i—Ni1—S1 | 180.00 (4) | C10—C11—H11 | 119.8 |
S1i—Ni1—S2i | 93.18 (3) | C12—C11—H11 | 119.8 |
S1—Ni1—S2i | 86.82 (3) | C13—C12—C11 | 120.3 (4) |
S1i—Ni1—S2 | 86.82 (3) | C13—C12—H12 | 119.9 |
S1—Ni1—S2 | 93.18 (3) | C11—C12—H12 | 119.9 |
S2i—Ni1—S2 | 180.00 (8) | C12—C13—C14 | 120.3 (4) |
C1—S1—Ni1 | 103.26 (11) | C12—C13—H13 | 119.8 |
C2—S2—Ni1 | 102.65 (12) | C14—C13—H13 | 119.8 |
N2—S3—N1 | 98.37 (16) | C13—C14—C15 | 119.4 (4) |
C1—N1—S3 | 106.9 (3) | C13—C14—H14 | 120.3 |
C2—N2—S3 | 106.6 (3) | C15—C14—H14 | 120.3 |
C27—P1—C21 | 109.46 (16) | C14—C15—C10 | 120.0 (3) |
C27—P1—C15 | 109.54 (16) | C14—C15—P1 | 120.6 (3) |
C21—P1—C15 | 109.54 (16) | C10—C15—P1 | 119.2 (3) |
C27—P1—C9 | 108.25 (16) | C21—C16—C17 | 119.6 (4) |
C21—P1—C9 | 109.81 (16) | C21—C16—H16 | 120.2 |
C15—P1—C9 | 110.22 (16) | C17—C16—H16 | 120.2 |
N1—C1—C2 | 114.5 (3) | C18—C17—C16 | 119.8 (4) |
N1—C1—S1 | 125.5 (3) | C18—C17—H17 | 120.1 |
C2—C1—S1 | 120.1 (3) | C16—C17—H17 | 120.1 |
N2—C2—C1 | 113.6 (3) | C19—C18—C17 | 120.9 (4) |
N2—C2—S2 | 125.7 (3) | C19—C18—H18 | 119.6 |
C1—C2—S2 | 120.7 (3) | C17—C18—H18 | 119.6 |
C8—C3—C4 | 121.8 (4) | C20—C19—C18 | 119.5 (4) |
C8—C3—Cl1 | 121.3 (3) | C20—C19—H19 | 120.2 |
C4—C3—Cl1 | 116.8 (3) | C18—C19—H19 | 120.2 |
C5—C4—C3 | 117.8 (4) | C19—C20—C21 | 120.3 (4) |
C5—C4—H4 | 121.1 | C19—C20—H20 | 119.8 |
C3—C4—H4 | 121.1 | C21—C20—H20 | 119.8 |
F1—C5—C4 | 117.8 (4) | C16—C21—C20 | 119.8 (4) |
F1—C5—C6 | 119.0 (4) | C16—C21—P1 | 122.2 (3) |
C4—C5—C6 | 123.2 (4) | C20—C21—P1 | 117.9 (3) |
C5—C6—C7 | 118.1 (4) | C27—C22—C23 | 119.8 (4) |
C5—C6—H6 | 120.9 | C27—C22—H22 | 120.1 |
C7—C6—H6 | 120.9 | C23—C22—H22 | 120.1 |
C6—C7—C8 | 122.0 (4) | C24—C23—C22 | 120.9 (4) |
C6—C7—H7 | 119.0 | C24—C23—H23 | 119.6 |
C8—C7—H7 | 119.0 | C22—C23—H23 | 119.6 |
C3—C8—C7 | 116.9 (3) | C23—C24—C25 | 120.7 (4) |
C3—C8—C9 | 122.8 (3) | C23—C24—H24 | 119.7 |
C7—C8—C9 | 120.2 (3) | C25—C24—H24 | 119.7 |
C8—C9—P1 | 112.3 (2) | C26—C25—C24 | 119.4 (4) |
C8—C9—H9A | 109.2 | C26—C25—H25 | 120.3 |
P1—C9—H9A | 109.2 | C24—C25—H25 | 120.3 |
C8—C9—H9B | 109.2 | C25—C26—C27 | 119.4 (4) |
P1—C9—H9B | 109.2 | C25—C26—H26 | 120.3 |
H9A—C9—H9B | 107.9 | C27—C26—H26 | 120.3 |
C11—C10—C15 | 119.5 (4) | C22—C27—C26 | 119.8 (3) |
C11—C10—H10 | 120.3 | C22—C27—P1 | 120.8 (3) |
C15—C10—H10 | 120.3 | C26—C27—P1 | 119.2 (3) |
C10—C11—C12 | 120.4 (4) |
Symmetry code: (i) −x+1, −y+1, −z. |
D—H···A | D—H | H···A | D···A | D—H···A |
C9—H9A···S1ii | 0.97 | 2.71 | 3.635 (4) | 160 |
C9—H9B···Cl1 | 0.97 | 2.66 | 3.129 (4) | 110 |
C24—H24···N2iii | 0.93 | 2.61 | 3.401 (7) | 143 |
Symmetry codes: (ii) x, y, z+1; (iii) x+1, y, z. |
Experimental details
Crystal data | |
Chemical formula | (C25H20ClFP)2[Ni(C2N2S3)2] |
Mr | 1166.81 |
Crystal system, space group | Triclinic, P1 |
Temperature (K) | 291 |
a, b, c (Å) | 9.4447 (11), 12.1385 (15), 13.1309 (16) |
α, β, γ (°) | 71.447 (1), 83.601 (2), 68.691 (2) |
V (Å3) | 1329.6 (3) |
Z | 1 |
Radiation type | Mo Kα |
µ (mm−1) | 0.81 |
Crystal size (mm) | 0.19 × 0.15 × 0.11 |
Data collection | |
Diffractometer | Bruker SMART CCD diffractometer |
Absorption correction | Multi-scan (SADABS; Bruker, 2004) |
Tmin, Tmax | 0.861, 0.916 |
No. of measured, independent and observed [I > 2σ(I)] reflections | 9694, 4652, 3807 |
Rint | 0.033 |
(sin θ/λ)max (Å−1) | 0.595 |
Refinement | |
R[F2 > 2σ(F2)], wR(F2), S | 0.042, 0.118, 1.00 |
No. of reflections | 4652 |
No. of parameters | 322 |
H-atom treatment | H-atom parameters constrained |
Δρmax, Δρmin (e Å−3) | 0.54, −0.39 |
Computer programs: SMART (Bruker, 2004), SAINT (Bruker, 2004), SHELXTL (Sheldrick, 2008).
Ni1—S1 | 2.1842 (9) | Ni1—S2 | 2.1966 (9) |
S1i—Ni1—S2 | 86.82 (3) | S1—Ni1—S2 | 93.18 (3) |
Symmetry code: (i) −x+1, −y+1, −z. |
D—H···A | D—H | H···A | D···A | D—H···A |
C9—H9A···S1ii | 0.970 | 2.710 | 3.635 (4) | 160.0 |
C9—H9B···Cl1 | 0.970 | 2.660 | 3.129 (4) | 110.0 |
C24—H24···N2iii | 0.930 | 2.610 | 3.401 (7) | 143.0 |
Symmetry codes: (ii) x, y, z+1; (iii) x+1, y, z. |
Acknowledgements
The authors thank the Department of Education of Hubei Province (grant No. D20082705) for financial support.
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.
Transition metal complexes of bis(1,2-ditholene) and derivatives thereof have been extensively studied due to their potential applications in molecular materials showing superconducting, magnetic or optical properties (Robertson & Cronin, 2002; Ni et al., 2005; Ren et al., 2002). In recent years, much attention has been paid to the study of ion-pair complexes containing the [Ni(mnt)2]n- (mnt is maleonitriledithiolate, n is 1 or 2) anion that possesses spin bistability with potential application as a molecular switch, in data storage or in displays (Chen et al., 2010; Hou et al., 2008; Xie et al., 2002; Zhou et al., 2011), while there is only few information available on complexes containing the [M(tdas)2]n- (tdas is 1,2,5-thiadiazole-3,4-dithiolate, n is 1 or 2; M is a transition metal) anion (Awaga et al., 1994; Yamochi et al., 2001; Okuno et al., 2003). Substantial efforts have been devoted for finding more suitable counter cations to tune the stacking in the crystal structures containing [M(tdas)2]n- anions and also to obtain materials with interesting properties (Ni et al., 2004; Zuo et al., 2009). Substituted benzyl triphenylphosphonium as a cation has been proved to be suitable for this purpose. In this article we report on the preparation and crystal structure of the new ion-pair complex, [4-F,2-ClBzTPP]2[Ni(tdas)2] (I).
The molecular structure of (I) is shown in Fig. 1. There are one (2-chloro-4-fluorobenzyl)triphenylphosphonium and half of an [Ni(tdas)2]2- anion in the asymmetric unit of (I). The nickel(II) ion of the complex [Ni(tdas)2]2- anion is situated on a center of symmetry within a slightly distorted square-planar coordination. The Ni1—S1 and Ni1—S2 bond lengths are 2.1842 (9) Å and 2.1966 (9) Å, and the S1—Ni1—S2 bond angle within the five-membered metalla ring is 93.18 (3)°, similar to those observed for other structures with an [Ni(tdas)2]2- anion (Okuno et al., 2003; Zuo et al., 2009). In the cation, the deviations of the F and Cl atoms from the C3—C8 benzene ring are 0.082 (2)Å and -0.029 (2) Å, respectively.
C—H···S, C—H···N and C—H···Cl hydrogen bonds between the anion and cation consolidate the crystal packing (Fig. 2, Table 2).