metal-organic compounds
{2-[1-(2-Methoxy-6-oxidophenyl-κO6)ethylidene]-N-methylhydrazinecarbothioamidato-κ2N2,S}(triphenylphosphane-κP)palladium(II) ethanol monosolvate
aDepartment of Chemistry, Keene State College, 229 Main Street, Keene, NH 03435-2001, USA
*Correspondence e-mail: jjasinski@keene.edu
In the title compound, [Pd(C11H13N3O2S)(C18H15P)]·C2H5OH, the PdII atom is tetracoordinated in a slightly distorted square-planar environment by three donor atoms (NOS) from a thiosemicarbazonate ligand, forming five- and six-membered chelate rings, and a P atom from a neutral triphenylphosphane group. The five-membered ring adopts a distorted with PdII as the flap atom, while the six-membered ring forms a slightly twisted screw-boat conformation. A slightly distorted screw-boat form of a methoxyphenyl group is fused to the six-membered ring. Weak C—H⋯O interactions form dimers in the and along [001] which help to stabilize the crystal packing.
Related literature
For multiple binding modes of thiosemicarbazones, see: Lobana et al. (2009). For the synthesis of thiosemicarbazone complexes, see: Lobana et al. (2012). For palladium thiosemicarbazone complexes, see: Chellan et al. (2010). For comparison with the anti-cancer drug cisplatin, see: Halder et al. (2008). For puckering parameters, see: Cremer & Pople (1975). For standard bond lengths, see: Allen et al. (1987).
Experimental
Crystal data
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Data collection: CrysAlis PRO (Agilent, 2012); cell CrysAlis PRO; data reduction: CrysAlis RED (Agilent, 2012); program(s) used to solve structure: SUPERFLIP (Palatinus & Chapuis, 2007); program(s) used to refine structure: SHELXL2012 (Sheldrick, 2008); molecular graphics: XP in SHELXTL (Sheldrick, 2008); software used to prepare material for publication: OLEX2 (Dolomanov et al., 2009).
Supporting information
10.1107/S1600536813023040/bv2224sup1.cif
contains datablock I. DOI:Structure factors: contains datablock I. DOI: 10.1107/S1600536813023040/bv2224Isup2.hkl
The thiosemicarbazone ligand (0.050 g, 0.20 mmol, 1 equiv) was charged to a 50 mL round bottom flask and dissolved in 8 mL of ethanol. The solution was heated under N2 to 333° K and triethylamine (0.059 mL, 0.42 mmol, 2.1 equiv) was added via syringe. Pd(PPh3)2Cl2 (0.140 g, 0.20 mmol, 1 equiv) was added to the resulting solution as a solid and the mixture was stirred for seven days. Hexanes, 5 mL, were added and the solution was cooled to 273° K resulting in the formation of a golden yellow solid (Fig. 3). The solid was collected by vacuum filtration and then dissolved in minimal dichloromethane layered with hexanes and stored at 273° K for 1 week resulting in the formation of bright orange single crystals of the title compound. (m.p.: 421–423 K).
All of the H atoms were placed in their calculated positions and then refined using the riding model with atom—H lengths of 0.95Å (CH), 0.99Å (CH2) or 0.88° (NH). Isotropic displacement parameters for these atoms were set to 1.2 (CH, NH) or 1.5 (CH3, OH) times Ueq of the parent atom. Idealised Me refined as rotating group: C9(H9A,H9B,H9C), C10(H10A,H10B,H10C), C11(H11A,H11B,H11C), C2E(H2EA,H2EB,H2EC. Idealised tetrahedral OH refined as rotating group O1E(H1E).
Data collection: CrysAlis PRO (Agilent, 2012); cell
CrysAlis PRO (Agilent, 2012); data reduction: CrysAlis RED (Agilent, 2012); program(s) used to solve structure: SUPERFLIP (Palatinus & Chapuis, 2007); program(s) used to refine structure: SHELXL2012 (Sheldrick, 2008); molecular graphics: XP in SHELXTL(Sheldrick, 2008); software used to prepare material for publication: OLEX2 (Dolomanov et al., 2009).[Pd(C11H13N3O2S)(C18H15P)]·C2H6O | Z = 2 |
Mr = 666.04 | F(000) = 684 |
Triclinic, P1 | Dx = 1.512 Mg m−3 |
a = 8.0294 (6) Å | Mo Kα radiation, λ = 0.71073 Å |
b = 12.0187 (6) Å | Cell parameters from 6938 reflections |
c = 16.2151 (8) Å | θ = 2.9–32.8° |
α = 105.764 (4)° | µ = 0.80 mm−1 |
β = 100.835 (5)° | T = 173 K |
γ = 94.965 (5)° | Irregular, orange |
V = 1463.33 (15) Å3 | 0.28 × 0.12 × 0.06 mm |
Agilent Xcalibur (Eos, Gemini) diffractometer | 9710 independent reflections |
Radiation source: Enhance (Mo) X-ray Source | 8289 reflections with I > 2σ(I) |
Graphite monochromator | Rint = 0.049 |
Detector resolution: 16.0416 pixels mm-1 | θmax = 32.9°, θmin = 2.9° |
ω scans | h = −12→11 |
Absorption correction: multi-scan (CrysAlis PRO and CrysAlis RED; Agilent, 2012) | k = −17→17 |
Tmin = 0.744, Tmax = 1.000 | l = −23→17 |
17885 measured reflections |
Refinement on F2 | 0 restraints |
Least-squares matrix: full | Hydrogen site location: inferred from neighbouring sites |
R[F2 > 2σ(F2)] = 0.049 | H-atom parameters constrained |
wR(F2) = 0.128 | w = 1/[σ2(Fo2) + (0.059P)2 + 0.4504P] where P = (Fo2 + 2Fc2)/3 |
S = 1.10 | (Δ/σ)max < 0.001 |
9710 reflections | Δρmax = 2.09 e Å−3 |
366 parameters | Δρmin = −1.04 e Å−3 |
[Pd(C11H13N3O2S)(C18H15P)]·C2H6O | γ = 94.965 (5)° |
Mr = 666.04 | V = 1463.33 (15) Å3 |
Triclinic, P1 | Z = 2 |
a = 8.0294 (6) Å | Mo Kα radiation |
b = 12.0187 (6) Å | µ = 0.80 mm−1 |
c = 16.2151 (8) Å | T = 173 K |
α = 105.764 (4)° | 0.28 × 0.12 × 0.06 mm |
β = 100.835 (5)° |
Agilent Xcalibur (Eos, Gemini) diffractometer | 9710 independent reflections |
Absorption correction: multi-scan (CrysAlis PRO and CrysAlis RED; Agilent, 2012) | 8289 reflections with I > 2σ(I) |
Tmin = 0.744, Tmax = 1.000 | Rint = 0.049 |
17885 measured reflections |
R[F2 > 2σ(F2)] = 0.049 | 0 restraints |
wR(F2) = 0.128 | H-atom parameters constrained |
S = 1.10 | Δρmax = 2.09 e Å−3 |
9710 reflections | Δρmin = −1.04 e Å−3 |
366 parameters |
Geometry. All esds (except the esd in the dihedral angle between two l.s. planes) are estimated using the full covariance matrix. The cell esds are taken into account individually in the estimation of esds in distances, angles and torsion angles; correlations between esds in cell parameters are only used when they are defined by crystal symmetry. An approximate (isotropic) treatment of cell esds is used for estimating esds involving l.s. planes. |
x | y | z | Uiso*/Ueq | ||
Pd1 | 0.75727 (2) | 0.18506 (2) | 0.21974 (2) | 0.02286 (7) | |
S1 | 0.89331 (9) | 0.04545 (6) | 0.14838 (5) | 0.03020 (14) | |
P1 | 0.62186 (8) | 0.05981 (5) | 0.27706 (4) | 0.02202 (12) | |
O1 | 0.6749 (3) | 0.32610 (17) | 0.29322 (14) | 0.0381 (5) | |
O2 | 0.7015 (4) | 0.5350 (2) | 0.08356 (17) | 0.0513 (6) | |
N1 | 0.8907 (2) | 0.29209 (18) | 0.16787 (13) | 0.0220 (4) | |
N2 | 1.0369 (3) | 0.25554 (19) | 0.13901 (14) | 0.0255 (4) | |
N3 | 1.1762 (3) | 0.0988 (2) | 0.09728 (16) | 0.0332 (5) | |
H3 | 1.1826 | 0.0242 | 0.0904 | 0.040* | |
C1 | 1.0436 (3) | 0.1445 (2) | 0.12762 (16) | 0.0254 (5) | |
C2 | 0.8668 (3) | 0.3973 (2) | 0.17075 (17) | 0.0275 (5) | |
C3 | 0.7120 (3) | 0.4425 (2) | 0.19473 (19) | 0.0315 (5) | |
C4 | 0.6409 (4) | 0.5239 (2) | 0.1547 (2) | 0.0402 (7) | |
C5 | 0.5113 (4) | 0.5831 (3) | 0.1844 (3) | 0.0481 (8) | |
H5 | 0.4635 | 0.6369 | 0.1568 | 0.058* | |
C6 | 0.4537 (4) | 0.5621 (3) | 0.2547 (3) | 0.0518 (9) | |
H6 | 0.3719 | 0.6064 | 0.2780 | 0.062* | |
C7 | 0.5120 (4) | 0.4784 (3) | 0.2918 (3) | 0.0465 (8) | |
H7 | 0.4686 | 0.4654 | 0.3395 | 0.056* | |
C8 | 0.6358 (4) | 0.4113 (2) | 0.2598 (2) | 0.0346 (6) | |
C9 | 0.6682 (6) | 0.6331 (3) | 0.0522 (3) | 0.0619 (11) | |
H9A | 0.7236 | 0.6310 | 0.0030 | 0.093* | |
H9B | 0.7139 | 0.7055 | 0.0997 | 0.093* | |
H9C | 0.5443 | 0.6297 | 0.0325 | 0.093* | |
C10 | 1.0040 (4) | 0.4756 (3) | 0.1521 (2) | 0.0397 (7) | |
H10A | 1.1173 | 0.4589 | 0.1763 | 0.060* | |
H10B | 0.9948 | 0.5575 | 0.1796 | 0.060* | |
H10C | 0.9888 | 0.4610 | 0.0885 | 0.060* | |
C11 | 1.3087 (4) | 0.1691 (3) | 0.0756 (2) | 0.0371 (6) | |
H11A | 1.2649 | 0.1813 | 0.0186 | 0.056* | |
H11B | 1.4091 | 0.1285 | 0.0727 | 0.056* | |
H11C | 1.3413 | 0.2448 | 0.1209 | 0.056* | |
C12 | 0.5163 (3) | 0.1308 (2) | 0.36265 (16) | 0.0276 (5) | |
C13 | 0.3869 (4) | 0.1960 (2) | 0.3403 (2) | 0.0351 (6) | |
H13 | 0.3567 | 0.2009 | 0.2820 | 0.042* | |
C14 | 0.3031 (5) | 0.2535 (3) | 0.4037 (2) | 0.0450 (8) | |
H14 | 0.2141 | 0.2961 | 0.3882 | 0.054* | |
C15 | 0.3498 (5) | 0.2484 (3) | 0.4899 (3) | 0.0539 (10) | |
H15 | 0.2944 | 0.2891 | 0.5334 | 0.065* | |
C16 | 0.4764 (5) | 0.1842 (3) | 0.5119 (2) | 0.0509 (9) | |
H16 | 0.5068 | 0.1802 | 0.5705 | 0.061* | |
C17 | 0.5607 (4) | 0.1249 (3) | 0.44846 (18) | 0.0367 (6) | |
H17 | 0.6476 | 0.0808 | 0.4640 | 0.044* | |
C18 | 0.4511 (3) | −0.0493 (2) | 0.19927 (15) | 0.0239 (4) | |
C19 | 0.4597 (3) | −0.0906 (2) | 0.11095 (16) | 0.0285 (5) | |
H19 | 0.5546 | −0.0619 | 0.0915 | 0.034* | |
C20 | 0.3297 (4) | −0.1735 (3) | 0.05170 (19) | 0.0357 (6) | |
H20 | 0.3360 | −0.2009 | −0.0082 | 0.043* | |
C21 | 0.1915 (4) | −0.2166 (3) | 0.0789 (2) | 0.0384 (6) | |
H21 | 0.1027 | −0.2729 | 0.0379 | 0.046* | |
C22 | 0.1829 (4) | −0.1773 (3) | 0.1667 (2) | 0.0358 (6) | |
H22 | 0.0885 | −0.2074 | 0.1858 | 0.043* | |
C23 | 0.3120 (3) | −0.0940 (2) | 0.22670 (18) | 0.0301 (5) | |
H23 | 0.3054 | −0.0674 | 0.2866 | 0.036* | |
C24 | 0.7717 (3) | −0.0240 (2) | 0.32316 (15) | 0.0239 (4) | |
C25 | 0.9345 (3) | 0.0329 (3) | 0.37134 (18) | 0.0323 (6) | |
H25 | 0.9620 | 0.1149 | 0.3828 | 0.039* | |
C26 | 1.0558 (4) | −0.0296 (3) | 0.40240 (19) | 0.0372 (6) | |
H26 | 1.1656 | 0.0100 | 0.4355 | 0.045* | |
C27 | 1.0187 (4) | −0.1491 (3) | 0.3857 (2) | 0.0376 (6) | |
H27 | 1.1025 | −0.1916 | 0.4070 | 0.045* | |
C28 | 0.8580 (4) | −0.2067 (3) | 0.33740 (19) | 0.0358 (6) | |
H28 | 0.8322 | −0.2889 | 0.3256 | 0.043* | |
C29 | 0.7352 (3) | −0.1451 (2) | 0.30641 (18) | 0.0302 (5) | |
H29 | 0.6255 | −0.1853 | 0.2736 | 0.036* | |
O1E | 0.8782 (5) | 0.3401 (3) | 0.4640 (3) | 0.0893 (11) | |
H1E | 0.9161 | 0.3693 | 0.4284 | 0.134* | |
C1E | 0.8136 (9) | 0.4283 (5) | 0.5244 (4) | 0.0940 (19) | |
H1EA | 0.8098 | 0.4982 | 0.5034 | 0.113* | |
H1EB | 0.6947 | 0.3986 | 0.5244 | 0.113* | |
C2E | 0.9065 (13) | 0.4600 (9) | 0.6067 (7) | 0.189 (5) | |
H2EA | 1.0265 | 0.4837 | 0.6069 | 0.283* | |
H2EB | 0.8986 | 0.3939 | 0.6309 | 0.283* | |
H2EC | 0.8627 | 0.5256 | 0.6426 | 0.283* |
U11 | U22 | U33 | U12 | U13 | U23 | |
Pd1 | 0.02281 (10) | 0.01824 (9) | 0.02616 (10) | 0.00125 (6) | 0.00610 (7) | 0.00437 (7) |
S1 | 0.0342 (3) | 0.0207 (3) | 0.0407 (4) | 0.0057 (2) | 0.0186 (3) | 0.0098 (2) |
P1 | 0.0209 (3) | 0.0204 (3) | 0.0224 (3) | 0.0003 (2) | 0.0042 (2) | 0.0036 (2) |
O1 | 0.0535 (13) | 0.0203 (9) | 0.0438 (12) | 0.0069 (9) | 0.0243 (10) | 0.0055 (8) |
O2 | 0.0657 (17) | 0.0353 (12) | 0.0558 (15) | 0.0157 (12) | 0.0058 (12) | 0.0205 (11) |
N1 | 0.0165 (8) | 0.0214 (9) | 0.0264 (10) | 0.0027 (7) | 0.0045 (7) | 0.0045 (7) |
N2 | 0.0213 (9) | 0.0243 (10) | 0.0323 (11) | 0.0034 (8) | 0.0072 (8) | 0.0099 (8) |
N3 | 0.0348 (12) | 0.0313 (12) | 0.0440 (13) | 0.0121 (10) | 0.0216 (10) | 0.0173 (10) |
C1 | 0.0248 (11) | 0.0278 (12) | 0.0255 (11) | 0.0039 (9) | 0.0073 (9) | 0.0096 (9) |
C2 | 0.0256 (11) | 0.0194 (11) | 0.0331 (13) | −0.0011 (9) | 0.0011 (9) | 0.0055 (9) |
C3 | 0.0263 (12) | 0.0180 (11) | 0.0428 (15) | 0.0000 (9) | 0.0013 (10) | 0.0023 (10) |
C4 | 0.0326 (14) | 0.0199 (12) | 0.0570 (19) | 0.0019 (10) | −0.0048 (12) | 0.0037 (12) |
C5 | 0.0336 (15) | 0.0231 (13) | 0.073 (2) | 0.0063 (12) | −0.0069 (15) | 0.0022 (14) |
C6 | 0.0284 (14) | 0.0248 (14) | 0.087 (3) | 0.0051 (11) | 0.0066 (15) | −0.0044 (15) |
C7 | 0.0383 (16) | 0.0264 (14) | 0.069 (2) | 0.0024 (12) | 0.0204 (15) | −0.0008 (14) |
C8 | 0.0283 (12) | 0.0180 (11) | 0.0504 (16) | −0.0021 (10) | 0.0106 (11) | −0.0013 (11) |
C9 | 0.077 (3) | 0.0365 (18) | 0.070 (3) | 0.0125 (19) | −0.004 (2) | 0.0236 (17) |
C10 | 0.0350 (14) | 0.0239 (13) | 0.062 (2) | −0.0011 (11) | 0.0141 (13) | 0.0150 (13) |
C11 | 0.0327 (14) | 0.0412 (16) | 0.0455 (16) | 0.0091 (12) | 0.0200 (12) | 0.0172 (13) |
C12 | 0.0266 (11) | 0.0260 (12) | 0.0262 (12) | −0.0031 (9) | 0.0084 (9) | 0.0014 (9) |
C13 | 0.0387 (15) | 0.0275 (13) | 0.0383 (15) | 0.0027 (11) | 0.0137 (11) | 0.0053 (11) |
C14 | 0.0454 (18) | 0.0301 (14) | 0.062 (2) | 0.0042 (13) | 0.0297 (16) | 0.0061 (14) |
C15 | 0.064 (2) | 0.0386 (17) | 0.056 (2) | −0.0038 (17) | 0.0382 (18) | −0.0046 (15) |
C16 | 0.062 (2) | 0.052 (2) | 0.0300 (15) | −0.0084 (18) | 0.0189 (14) | −0.0035 (14) |
C17 | 0.0360 (14) | 0.0421 (16) | 0.0273 (13) | −0.0033 (12) | 0.0072 (10) | 0.0051 (11) |
C18 | 0.0210 (10) | 0.0220 (11) | 0.0255 (11) | 0.0018 (8) | 0.0012 (8) | 0.0050 (8) |
C19 | 0.0249 (11) | 0.0302 (13) | 0.0270 (12) | 0.0035 (10) | 0.0040 (9) | 0.0042 (9) |
C20 | 0.0333 (13) | 0.0341 (14) | 0.0298 (13) | 0.0038 (11) | 0.0006 (10) | −0.0021 (11) |
C21 | 0.0283 (13) | 0.0319 (14) | 0.0424 (16) | −0.0040 (11) | −0.0046 (11) | 0.0013 (12) |
C22 | 0.0261 (12) | 0.0308 (13) | 0.0447 (16) | −0.0053 (11) | 0.0045 (11) | 0.0067 (11) |
C23 | 0.0266 (12) | 0.0304 (13) | 0.0304 (12) | −0.0026 (10) | 0.0057 (9) | 0.0068 (10) |
C24 | 0.0229 (10) | 0.0251 (11) | 0.0235 (11) | 0.0011 (9) | 0.0055 (8) | 0.0076 (8) |
C25 | 0.0259 (12) | 0.0330 (13) | 0.0334 (13) | −0.0043 (10) | −0.0005 (10) | 0.0099 (11) |
C26 | 0.0265 (12) | 0.0426 (16) | 0.0386 (15) | −0.0007 (12) | −0.0028 (10) | 0.0136 (12) |
C27 | 0.0313 (13) | 0.0441 (17) | 0.0384 (15) | 0.0109 (12) | 0.0030 (11) | 0.0150 (12) |
C28 | 0.0374 (14) | 0.0273 (13) | 0.0403 (15) | 0.0047 (11) | 0.0028 (11) | 0.0100 (11) |
C29 | 0.0257 (12) | 0.0267 (12) | 0.0347 (13) | −0.0009 (10) | 0.0015 (9) | 0.0080 (10) |
O1E | 0.087 (3) | 0.071 (2) | 0.090 (3) | 0.001 (2) | 0.008 (2) | 0.0023 (19) |
C1E | 0.101 (4) | 0.072 (3) | 0.084 (4) | −0.022 (3) | 0.029 (3) | −0.012 (3) |
C2E | 0.180 (11) | 0.149 (9) | 0.188 (10) | 0.051 (8) | −0.037 (8) | 0.016 (8) |
Pd1—S1 | 2.2550 (7) | C13—H13 | 0.9500 |
Pd1—P1 | 2.2735 (6) | C13—C14 | 1.393 (4) |
Pd1—O1 | 2.0309 (19) | C14—H14 | 0.9500 |
Pd1—N1 | 2.049 (2) | C14—C15 | 1.398 (6) |
S1—C1 | 1.763 (3) | C15—H15 | 0.9500 |
P1—C12 | 1.816 (3) | C15—C16 | 1.380 (6) |
P1—C18 | 1.825 (2) | C16—H16 | 0.9500 |
P1—C24 | 1.817 (3) | C16—C17 | 1.404 (4) |
O1—C8 | 1.316 (4) | C17—H17 | 0.9500 |
O2—C4 | 1.366 (4) | C18—C19 | 1.400 (3) |
O2—C9 | 1.430 (4) | C18—C23 | 1.395 (3) |
N1—N2 | 1.405 (3) | C19—H19 | 0.9500 |
N1—C2 | 1.285 (3) | C19—C20 | 1.388 (4) |
N2—C1 | 1.304 (3) | C20—H20 | 0.9500 |
N3—H3 | 0.8800 | C20—C21 | 1.380 (4) |
N3—C1 | 1.352 (3) | C21—H21 | 0.9500 |
N3—C11 | 1.454 (4) | C21—C22 | 1.389 (4) |
C2—C3 | 1.476 (4) | C22—H22 | 0.9500 |
C2—C10 | 1.513 (4) | C22—C23 | 1.392 (4) |
C3—C4 | 1.417 (4) | C23—H23 | 0.9500 |
C3—C8 | 1.430 (4) | C24—C25 | 1.399 (3) |
C4—C5 | 1.397 (5) | C24—C29 | 1.400 (4) |
C5—H5 | 0.9500 | C25—H25 | 0.9500 |
C5—C6 | 1.383 (6) | C25—C26 | 1.384 (4) |
C6—H6 | 0.9500 | C26—H26 | 0.9500 |
C6—C7 | 1.376 (5) | C26—C27 | 1.382 (4) |
C7—H7 | 0.9500 | C27—H27 | 0.9500 |
C7—C8 | 1.420 (4) | C27—C28 | 1.388 (4) |
C9—H9A | 0.9800 | C28—H28 | 0.9500 |
C9—H9B | 0.9800 | C28—C29 | 1.384 (4) |
C9—H9C | 0.9800 | C29—H29 | 0.9500 |
C10—H10A | 0.9800 | O1E—H1E | 0.8400 |
C10—H10B | 0.9800 | O1E—C1E | 1.441 (7) |
C10—H10C | 0.9800 | C1E—H1EA | 0.9900 |
C11—H11A | 0.9800 | C1E—H1EB | 0.9900 |
C11—H11B | 0.9800 | C1E—C2E | 1.334 (10) |
C11—H11C | 0.9800 | C2E—H2EA | 0.9800 |
C12—C13 | 1.406 (4) | C2E—H2EB | 0.9800 |
C12—C17 | 1.393 (4) | C2E—H2EC | 0.9800 |
S1—Pd1—P1 | 92.57 (2) | C17—C12—C13 | 119.6 (3) |
O1—Pd1—S1 | 170.35 (7) | C12—C13—H13 | 120.0 |
O1—Pd1—P1 | 92.90 (6) | C14—C13—C12 | 120.0 (3) |
O1—Pd1—N1 | 89.83 (8) | C14—C13—H13 | 120.0 |
N1—Pd1—S1 | 84.46 (6) | C13—C14—H14 | 120.0 |
N1—Pd1—P1 | 176.64 (6) | C13—C14—C15 | 120.1 (3) |
C1—S1—Pd1 | 94.69 (9) | C15—C14—H14 | 120.0 |
C12—P1—Pd1 | 114.01 (9) | C14—C15—H15 | 120.0 |
C12—P1—C18 | 103.25 (11) | C16—C15—C14 | 120.0 (3) |
C12—P1—C24 | 107.52 (12) | C16—C15—H15 | 120.0 |
C18—P1—Pd1 | 115.52 (8) | C15—C16—H16 | 119.8 |
C24—P1—Pd1 | 110.81 (8) | C15—C16—C17 | 120.5 (3) |
C24—P1—C18 | 104.95 (11) | C17—C16—H16 | 119.8 |
C8—O1—Pd1 | 119.66 (18) | C12—C17—C16 | 119.8 (3) |
C4—O2—C9 | 118.9 (3) | C12—C17—H17 | 120.1 |
N2—N1—Pd1 | 117.73 (15) | C16—C17—H17 | 120.1 |
C2—N1—Pd1 | 125.24 (18) | C19—C18—P1 | 120.04 (18) |
C2—N1—N2 | 116.3 (2) | C23—C18—P1 | 120.92 (19) |
C1—N2—N1 | 113.4 (2) | C23—C18—C19 | 119.0 (2) |
C1—N3—H3 | 119.0 | C18—C19—H19 | 120.0 |
C1—N3—C11 | 122.1 (2) | C20—C19—C18 | 120.1 (2) |
C11—N3—H3 | 119.0 | C20—C19—H19 | 120.0 |
N2—C1—S1 | 125.8 (2) | C19—C20—H20 | 119.7 |
N2—C1—N3 | 118.5 (2) | C21—C20—C19 | 120.7 (3) |
N3—C1—S1 | 115.67 (19) | C21—C20—H20 | 119.7 |
N1—C2—C3 | 120.9 (2) | C20—C21—H21 | 120.2 |
N1—C2—C10 | 118.6 (2) | C20—C21—C22 | 119.7 (3) |
C3—C2—C10 | 120.5 (2) | C22—C21—H21 | 120.2 |
C4—C3—C2 | 118.7 (3) | C21—C22—H22 | 119.9 |
C4—C3—C8 | 118.9 (3) | C21—C22—C23 | 120.3 (3) |
C8—C3—C2 | 122.4 (3) | C23—C22—H22 | 119.9 |
O2—C4—C3 | 115.5 (3) | C18—C23—H23 | 119.9 |
O2—C4—C5 | 123.3 (3) | C22—C23—C18 | 120.3 (3) |
C5—C4—C3 | 121.1 (3) | C22—C23—H23 | 119.9 |
C4—C5—H5 | 120.5 | C25—C24—P1 | 118.8 (2) |
C6—C5—C4 | 118.9 (3) | C25—C24—C29 | 118.6 (2) |
C6—C5—H5 | 120.5 | C29—C24—P1 | 122.35 (19) |
C5—C6—H6 | 119.2 | C24—C25—H25 | 119.8 |
C7—C6—C5 | 121.6 (3) | C26—C25—C24 | 120.4 (3) |
C7—C6—H6 | 119.2 | C26—C25—H25 | 119.8 |
C6—C7—H7 | 119.5 | C25—C26—H26 | 119.7 |
C6—C7—C8 | 121.0 (3) | C27—C26—C25 | 120.6 (3) |
C8—C7—H7 | 119.5 | C27—C26—H26 | 119.7 |
O1—C8—C3 | 124.6 (3) | C26—C27—H27 | 120.2 |
O1—C8—C7 | 117.8 (3) | C26—C27—C28 | 119.6 (3) |
C7—C8—C3 | 117.6 (3) | C28—C27—H27 | 120.2 |
O2—C9—H9A | 109.5 | C27—C28—H28 | 119.8 |
O2—C9—H9B | 109.5 | C29—C28—C27 | 120.4 (3) |
O2—C9—H9C | 109.5 | C29—C28—H28 | 119.8 |
H9A—C9—H9B | 109.5 | C24—C29—H29 | 119.8 |
H9A—C9—H9C | 109.5 | C28—C29—C24 | 120.4 (2) |
H9B—C9—H9C | 109.5 | C28—C29—H29 | 119.8 |
C2—C10—H10A | 109.5 | C1E—O1E—H1E | 109.5 |
C2—C10—H10B | 109.5 | O1E—C1E—H1EA | 108.8 |
C2—C10—H10C | 109.5 | O1E—C1E—H1EB | 108.8 |
H10A—C10—H10B | 109.5 | H1EA—C1E—H1EB | 107.7 |
H10A—C10—H10C | 109.5 | C2E—C1E—O1E | 113.9 (8) |
H10B—C10—H10C | 109.5 | C2E—C1E—H1EA | 108.8 |
N3—C11—H11A | 109.5 | C2E—C1E—H1EB | 108.8 |
N3—C11—H11B | 109.5 | C1E—C2E—H2EA | 109.5 |
N3—C11—H11C | 109.5 | C1E—C2E—H2EB | 109.5 |
H11A—C11—H11B | 109.5 | C1E—C2E—H2EC | 109.5 |
H11A—C11—H11C | 109.5 | H2EA—C2E—H2EB | 109.5 |
H11B—C11—H11C | 109.5 | H2EA—C2E—H2EC | 109.5 |
C13—C12—P1 | 117.6 (2) | H2EB—C2E—H2EC | 109.5 |
C17—C12—P1 | 122.8 (2) | ||
Pd1—S1—C1—N2 | −11.1 (2) | C8—C3—C4—O2 | −169.7 (2) |
Pd1—S1—C1—N3 | 168.87 (19) | C8—C3—C4—C5 | 7.2 (4) |
Pd1—P1—C12—C13 | 60.1 (2) | C9—O2—C4—C3 | −165.4 (3) |
Pd1—P1—C12—C17 | −118.6 (2) | C9—O2—C4—C5 | 17.8 (5) |
Pd1—P1—C18—C19 | 30.2 (2) | C10—C2—C3—C4 | 36.0 (4) |
Pd1—P1—C18—C23 | −150.69 (19) | C10—C2—C3—C8 | −141.1 (3) |
Pd1—P1—C24—C25 | 41.3 (2) | C11—N3—C1—S1 | 178.8 (2) |
Pd1—P1—C24—C29 | −133.5 (2) | C11—N3—C1—N2 | −1.2 (4) |
Pd1—O1—C8—C3 | −29.2 (4) | C12—P1—C18—C19 | 155.4 (2) |
Pd1—O1—C8—C7 | 152.1 (2) | C12—P1—C18—C23 | −25.5 (2) |
Pd1—N1—N2—C1 | 17.1 (3) | C12—P1—C24—C25 | −83.9 (2) |
Pd1—N1—C2—C3 | −14.2 (3) | C12—P1—C24—C29 | 101.3 (2) |
Pd1—N1—C2—C10 | 163.7 (2) | C12—C13—C14—C15 | 1.3 (5) |
P1—C12—C13—C14 | −179.2 (2) | C13—C12—C17—C16 | −0.2 (4) |
P1—C12—C17—C16 | 178.5 (2) | C13—C14—C15—C16 | −1.4 (5) |
P1—C18—C19—C20 | −179.9 (2) | C14—C15—C16—C17 | 0.8 (5) |
P1—C18—C23—C22 | −179.9 (2) | C15—C16—C17—C12 | 0.1 (5) |
P1—C24—C25—C26 | −175.7 (2) | C17—C12—C13—C14 | −0.4 (4) |
P1—C24—C29—C28 | 175.1 (2) | C18—P1—C12—C13 | −66.0 (2) |
O2—C4—C5—C6 | 177.2 (3) | C18—P1—C12—C17 | 115.3 (2) |
N1—N2—C1—S1 | −2.0 (3) | C18—P1—C24—C25 | 166.7 (2) |
N1—N2—C1—N3 | 178.0 (2) | C18—P1—C24—C29 | −8.1 (2) |
N1—C2—C3—C4 | −146.2 (3) | C18—C19—C20—C21 | −0.4 (5) |
N1—C2—C3—C8 | 36.8 (4) | C19—C18—C23—C22 | −0.8 (4) |
N2—N1—C2—C3 | 176.2 (2) | C19—C20—C21—C22 | −0.5 (5) |
N2—N1—C2—C10 | −6.0 (3) | C20—C21—C22—C23 | 0.7 (5) |
C2—N1—N2—C1 | −172.4 (2) | C21—C22—C23—C18 | 0.0 (5) |
C2—C3—C4—O2 | 13.1 (4) | C23—C18—C19—C20 | 1.0 (4) |
C2—C3—C4—C5 | −170.0 (3) | C24—P1—C12—C13 | −176.6 (2) |
C2—C3—C8—O1 | −12.3 (4) | C24—P1—C12—C17 | 4.6 (3) |
C2—C3—C8—C7 | 166.3 (3) | C24—P1—C18—C19 | −92.1 (2) |
C3—C4—C5—C6 | 0.6 (4) | C24—P1—C18—C23 | 87.0 (2) |
C4—C3—C8—O1 | 170.6 (3) | C24—C25—C26—C27 | 0.6 (4) |
C4—C3—C8—C7 | −10.7 (4) | C25—C24—C29—C28 | 0.3 (4) |
C4—C5—C6—C7 | −4.8 (5) | C25—C26—C27—C28 | −0.2 (5) |
C5—C6—C7—C8 | 0.9 (5) | C26—C27—C28—C29 | −0.2 (5) |
C6—C7—C8—O1 | −174.3 (3) | C27—C28—C29—C24 | 0.2 (4) |
C6—C7—C8—C3 | 6.9 (4) | C29—C24—C25—C26 | −0.7 (4) |
D—H···A | D—H | H···A | D···A | D—H···A |
C9—H9C···O2i | 0.98 | 2.69 | 3.439 (5) | 133 |
Symmetry code: (i) −x+1, −y+1, −z. |
D—H···A | D—H | H···A | D···A | D—H···A |
C9—H9C···O2i | 0.98 | 2.69 | 3.439 (5) | 133.1 |
Symmetry code: (i) −x+1, −y+1, −z. |
Acknowledgements
JPJ acknowledges the NSF–MRI program (grant No. CHE-1039027) for funds to purchase the X-ray diffractometer.
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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.
Thiosemicarbazones are a versatile class of ligands that can adopt multiple modes of binding to a metal (Lobana et al., 2009). The synthesis and structure determination of these metal complexes is an active area of research (Lobana et al., 2012). Palladium complexes with thiosemicarbazone ligands, in particular, have been shown to have a variety of biological properties including anti-fungal and anti-tumor activity (Chellan et al., 2010). A recent study compared the cytotoxic effects of a palladium thiosemicarbazone complex to be comparable to the anti-cancer drug cisplatin (Halder et al., 2008). In view of the importance of these types of complexes, we report here in the synthesis and crystal structure of the title compound, C29H28N3O2PPdS, C2H6O, (I).
In (I) the palladium atom is in a slightly distorted square planar environment tetra-coordinated by three donor atoms (NOS) from a thiosemicarbazonate ligand, L1 (C11H13N3O2S), forming 5 (Pd1/S1/C1/N2/N1) and 6-membered (Pd1/O1/C8/C3/C2/N1) chelate rings and a phosphorous atom from a neutral triphenyl phosphane group (Fig. 1). The 5-membered ring adopts a distorted envelope conformation while the 6-membered ring forms a slightly twisted screw-boat conformation with puckering parameters Q = 0.2509 (5)Å, ϕ = 177.7 (5)° and Q = 0.506 (2)Å, θ = 102.5 (2)°, ϕ = 206.8 (3)°, respectively (Cremer & Pople, 1975). A slightly distorted screw-boat form of a 6-methoxyphenyl group (Q = 0.089 (3)Å, θ = 108 (3)°, ϕ = 152 (3)°) is fused to the 6-membered ring. Bond lengths are in normal ranges (Allen et al., 1987). Additional weak C—H···O intermolecular interactions are observed forming dimers in the asymmetric unit and along [001] which help stabilize crystal packing (Fig. 2).